{"title":"Choate | Engine Parts for 2004.5-2006 LLY Duramax","description":"","products":[{"product_id":"lb7-lly-duramax-model-c-warranty-package","title":"LB7\/LLY Duramax Model C Warranty Package","description":"\u003cp\u003eThis package is designed as a preventive maintenance solution to address known external failure points, safeguarding your new engine and ensuring your warranty remains valid. We require these components be replaced in order to receive your engine warranty. Reusing old parts may lead to premature failure of your new engine.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverheating Prevention:\u003c\/strong\u003e The New Water Pump and New Oil Cooler eliminate thermal stress caused by worn-out components, which is critical in preventing thermal shock and head failure on the new assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLubrication Failure Prevention:\u003c\/strong\u003e The New Oil Pump guarantees proper oil pressure and volume, directly preventing catastrophic bearing and internal component wear caused by old, weak pumps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Integrity Insurance:\u003c\/strong\u003e Replacing all specified components ensures the external systems are performing at 100% efficiency, matching the quality and reliability of the internal Choate engine build.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eComponents and Parts:\u003c\/h3\u003e\n\u003cp\u003eSecure warranty coverage for your Duramax short block or long block Model C engine with this required Choate Engineering Performance Model C Warranty Package. This package includes the critical new components required by Choate to eliminate common failure points upon installation of a remanufactured engine. We require these components be replaced in order to receive your engine warranty. Reusing old parts may lead to premature failure of your new engine.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew Oil Cooler:\u003c\/strong\u003e Essential for regulating oil temperature and preventing premature bearing wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew Water Pump:\u003c\/strong\u003e Provides guaranteed maximum coolant flow and pressure for optimal thermal management.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew Oil Pump:\u003c\/strong\u003e Essential for maintaining specified oil pressure and volume throughout the new engine assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBy choosing this comprehensive Warranty Package, you ensure that your newly installed Choate engine is protected from external failures commonly caused by reusing old, worn-out accessories.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003ePlease note this warranty package is required in order to activate your warranty for your Model C engine! This package is for long block Model C engines only. If purchasing a Daily Driver or Workhorse model engine, please see the correlating warranty package.\u003c\/em\u003e\u003c\/p\u003e","brand":"Choate Performance","offers":[{"title":"Default Title","offer_id":50186820059440,"sku":"CEP66DLB7LLYWPMC","price":674.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/LB7LLY-Duramax-Model-C-Warranty-Package.png?v=1759943678"},{"product_id":"lb7-lly-duramax-warranty-package","title":"LB7\/LLY Duramax Warranty Package","description":"\u003cp\u003eThis package is designed as a preventive maintenance solution to address known external failure points, safeguarding your new engine and ensuring your warranty remains valid. We require these components be replaced in order to receive your engine warranty. Reusing old parts may lead to premature failure of your new engine.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverheating Prevention:\u003c\/strong\u003e The New Water Pump and New Oil Cooler eliminate thermal stress caused by worn-out components, which is critical in preventing thermal shock and head failure on the new assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Integrity Insurance:\u003c\/strong\u003e Replacing all specified components ensures the external systems are performing at 100% efficiency, matching the quality and reliability of the internal Choate engine build.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eComponents and Parts:\u003c\/h3\u003e\n\u003cp\u003eSecure warranty coverage for your Duramax short block or long block engine with the Choate Engineering Performance Warranty Package. This package includes the critical new components required by Choate to eliminate common failure points upon installation of a remanufactured engine. We require these components be replaced in order to receive your engine warranty. Reusing old parts may lead to premature failure of your new engine.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew Oil Cooler:\u003c\/strong\u003e Essential for regulating oil temperature and preventing premature bearing wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew Water Pump:\u003c\/strong\u003e Provides guaranteed maximum coolant flow and pressure for optimal thermal management.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBy choosing this comprehensive Warranty Package, you ensure that your newly installed Choate engine is protected from external failures commonly caused by reusing old, worn-out accessories.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003ePlease note the parts listed in this warranty package must be replaced for your engine to be covered under our warranty. We do not require you to purchase this package specifically, but proof of purchase and installation of new parts will be required. This warranty package is for short block or long block Daily Driver and Workhorse models only. This warranty package is not required for our Full Running engines, which come with the necessary parts already installed. If purchasing a Model C engine, please see the correlating Model C warranty package.\u003c\/em\u003e\u003c\/p\u003e","brand":"Choate Performance","offers":[{"title":"Default Title","offer_id":50186820124976,"sku":"CEP66DLB7LLYWP","price":458.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/LB7LLY-Duramax-Warranty-Package.png?v=1759943681"},{"product_id":"6-6-lb7-lly-choate-pistons-w-rings-2001-2005-coated-flycut-delipped-set","title":"6.6 LB7\/LLY Choate Pistons w\/rings 2001-2005 Coated, Flycut, Delipped Set","description":"\u003cp\u003e\u003cem\u003eAVAILABILITY: Due to high demand and rigorous quality control standards, current lead time for this machined kit is 1-3 weeks. Orders are processed in the order received.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eKey Features and Fixes:\u003c\/h3\u003e\n\u003cp\u003eChoate Engineering Performance incorporates critical features to solve common performance constraints and provide a robust foundation for high-horsepower builds.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolyphen Coating Tops:\u003c\/strong\u003e The Polyphen Coated Tops act as a thermal barrier to reduce heat transfer into the piston material and oil.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDe-lipped Fuel Bowl:\u003c\/strong\u003e The piston crowns receive a crucial machining modification where the fuel bowl lip is de-lipped. This corrects the fuel spray trajectory to prevent impingement and remove potential hot spots, thereby significantly reducing the risk of piston cracking under high heat and pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Clearance Solution:\u003c\/strong\u003e The flycut valve reliefs eliminate the common constraint of piston-to-valve interference encountered when using performance cams, allowing builders to confidently select higher lift camshafts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance Benefits:\u003c\/strong\u003e This heat reduction provides multiple benefits:\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eLower EGTs (Exhaust Gas Temperatures)\u003c\/li\u003e\n\u003cli\u003eLower Oil Temps\u003c\/li\u003e\n\u003cli\u003eIncreased HP \u0026amp; Fuel Mileage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Use:\u003c\/strong\u003e These pistons are suited for every day use and racing, making them ideal for the daily driver who occasionally tows or the dedicated track competitor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eComponents and Parts:\u003c\/h3\u003e\n\u003cp\u003eThis complete kit provides a ready-to-install solution built for durability under high-stress conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Strength Piston Castings:\u003c\/strong\u003e Built from robust materials capable of withstanding the elevated cylinder pressures and high temperatures common with aggressive tuning and high boost levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"5,0\" data-index-in-node=\"0\"\u003eComplete Ring Set:\u003c\/b\u003e Each piston comes with a full set of high-quality standard rings. Designed to meet original specifications, these rings provide dependable sealing and oil consumption control for long-term engine health.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWrist Pins and Locks:\u003c\/strong\u003e Includes heavy-duty wrist pins and corresponding locks (or retainers) for secure connection to the connecting rod.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003ePiston Set Includes:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e8 Pistons with Ceramic Coated Tops\u003c\/li\u003e\n\u003cli\u003eNon-coated Piston Skirts\u003c\/li\u003e\n\u003cli\u003e8 Pins\u003c\/li\u003e\n\u003cli\u003e16 Locks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eMachining Process:\u003c\/h3\u003e\n\u003cp\u003eThe integrity and performance of these pistons are achieved through specialized machining processes focused on geometry, clearance, and quality control.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Flycutting:\u003c\/strong\u003e The piston crowns are flycut with precision-depth valve reliefs. This guarantees the necessary piston-to-valve clearance required when installing high-lift performance camshafts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDe-lipped Fuel Bowl:\u003c\/strong\u003e The piston bowl edges are precisely machined (de-lipped) to optimize the fuel spray pattern and help prevent piston cracking by mitigating concentrated hot spots at the bowl lip.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston Geometry:\u003c\/strong\u003e Each piston is machined to specific tolerances and weight-matched to maintain engine balance and ensure consistent performance across all cylinders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston Cycling:\u003c\/strong\u003e Each piston goes through vigorous quality cycles at our facility to ensure they meet stringent specifications before assembly and coating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eIMPORTANT:\u003c\/strong\u003e\u003c\/span\u003e \u003cem\u003eThere are several piston sizes available. Please be sure that you order the correct size. If you change your piston size after the order has been completed, a restocking and shipping fee may be charged. Standard sized pistons are non-refundable.\u003c\/em\u003e\u003c\/p\u003e","brand":"Choate Performance","offers":[{"title":"Standard","offer_id":50186829988144,"sku":"CEP7208DKPSTDCFD","price":1505.0,"currency_code":"USD","in_stock":true},{"title":".010 Over (0.25mm)","offer_id":50186830119216,"sku":"CEP7208DKP25MMCFD","price":1505.0,"currency_code":"USD","in_stock":true},{"title":".020 Over (0.50mm)","offer_id":50186830020912,"sku":"CEP7208DKP5MMCFD","price":1505.0,"currency_code":"USD","in_stock":true},{"title":".030 Over (0.75mm)","offer_id":50186830053680,"sku":"CEP7208DKP75MMCFD","price":1505.0,"currency_code":"USD","in_stock":true},{"title":".040 Over (1.016mm)","offer_id":50186830086448,"sku":"CEP7208DKP10MMCFD","price":1505.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/LML-Duramax-Choate-Pistons-with-Rings-2011-2016-Coated-Flycut-Delipped-Set.png?v=1759944015"},{"product_id":"chevy-duramax-6-6l-lb7-lly-head-stud-kit","title":"Chevy Duramax 6.6L LB7\/LLY Head Stud Kit","description":"\u003ch2 data-path-to-node=\"0\"\u003eARP Pro Series Head Stud Kit\u003c\/h2\u003e\n\u003ch3 data-path-to-node=\"1\"\u003eFor Chevy\/GMC 6.6L Duramax Diesel (2001–Present)\u003c\/h3\u003e\n\u003cp data-path-to-node=\"2\"\u003eEnsure your Duramax engine can handle the pressure. Whether you are rebuilding a classic LB7 or pushing high-boost numbers on a modern LLY, the factory head bolts are a known weak point. Under high combustion pressure, OEM bolts can stretch, leading to blown head gaskets and costly engine damage.\u003c\/p\u003e\n\u003cp data-path-to-node=\"3\"\u003eThe \u003cb data-index-in-node=\"4\" data-path-to-node=\"3\"\u003eARP Pro Series Head Stud Kit\u003c\/b\u003e is the industry standard for preventing cylinder head lifting and ensuring a permanent combustion seal.\u003c\/p\u003e\n\u003cp data-path-to-node=\"3\"\u003e \u003c\/p\u003e\n\u003chr data-path-to-node=\"4\"\u003e\n\u003ch3 data-path-to-node=\"5\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 data-path-to-node=\"5\"\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,0,0\"\u003eSuperior Clamping Force:\u003c\/b\u003e\u003cspan class=\"citation-5 citation-end-5\"\u003e Unlike \"torque-to-yield\" factory bolts that permanently stretch during installation, these studs provide a much more consistent and higher clamping load.\u003csup data-turn-source-index=\"1\" class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,1,0\"\u003ePremium Material:\u003c\/b\u003e Manufactured from \u003cb data-index-in-node=\"36\" data-path-to-node=\"6,1,0\"\u003e8740 chrome moly steel\u003c\/b\u003e, heat-treated in-house to a tensile strength of \u003cb data-index-in-node=\"107\" data-path-to-node=\"6,1,0\"\u003e200,000 psi\u003c\/b\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,2,0\"\u003ePrecision Engineering:\u003c\/b\u003e Threads are rolled after heat treatment, which gives them about 2000% (20x) better fatigue strength than studs with threads cut before heat treatment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,3,0\"\u003eEase of Maintenance:\u003c\/b\u003e\u003cspan class=\"citation-4 citation-end-4\"\u003e Using studs makes head installation much easier, as the studs help align the head and gasket perfectly every time.\u003csup data-turn-source-index=\"2\" class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,4,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,4,0\"\u003eComplete Kit:\u003c\/b\u003e\u003cspan class=\"citation-3 citation-end-3\"\u003e Includes all necessary heavy-duty ground washers, 12-point nuts, and ARP Ultra-Torque fastener assembly lubricant.\u003csup data-turn-source-index=\"3\" class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr data-path-to-node=\"10\"\u003e\n\u003ch3 data-path-to-node=\"11\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 data-path-to-node=\"11\"\u003eWhy Upgrade to ARP?\u003c\/h3\u003e\n\u003cp data-path-to-node=\"12\"\u003eIn a diesel engine, cylinder pressures are immense. When you add a tuner, larger injectors, or a bigger turbo, those pressures skyrocket. Factory bolts act like springs; they stretch, allowing the head to lift slightly off the block.\u003c\/p\u003e\n\u003cp data-path-to-node=\"13\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"13\"\u003eARP studs do not stretch.\u003c\/b\u003e By switching to a stud-and-nut configuration, you ensure that the head stays clamped tight against the block, even under extreme racing or heavy towing conditions.\u003c\/p\u003e\n\u003cblockquote data-path-to-node=\"14\"\u003e\n\u003cp data-path-to-node=\"14,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"14,0\"\u003ePro Tip:\u003c\/b\u003e Always use the included ARP Ultra-Torque assembly lube during installation to ensure you achieve the correct preload and prevent \"galling\" during the torquing process.\u003c\/p\u003e\n\u003c\/blockquote\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":50550409298224,"sku":"230-4201","price":679.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/230-4201.jpg?v=1768951786"},{"product_id":"chevy-duramax-6-6l-lb7-lly-main-stud-kit","title":"Chevy Duramax 6.6L LB7\/LLY Main Stud Kit","description":"\u003ch2 data-path-to-node=\"0\"\u003eARP Pro Series Main Stud Kit\u003c\/h2\u003e\n\u003ch3 data-path-to-node=\"1\"\u003eFor Chevy\/GMC 6.6L Duramax LB7 \u0026amp; LLY (2001–2005)\u003c\/h3\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cspan class=\"citation-96\"\u003eWhile head studs protect the top of your engine, the \u003c\/span\u003e\u003cb data-index-in-node=\"53\" data-path-to-node=\"2\"\u003e\u003cspan class=\"citation-96\"\u003eARP 230-5401 Main Stud Kit\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-96 citation-end-96\"\u003e is what protects the \"bottom end.\"\u003csup data-turn-source-index=\"1\" class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e In high-performance Duramax builds, the crankshaft exerts massive force against the main caps. Factory main bolts can allow the caps to \"walk\" or vibrate, leading to fretting, bearing failure, and even block cracking.\u003c\/p\u003e\n\u003cp data-path-to-node=\"3\"\u003eThis kit is a mandatory upgrade for any 2001–2005 LB7 or LLY engine being built for high horsepower, heavy towing, or competition use.\u003c\/p\u003e\n\u003cp data-path-to-node=\"3\"\u003e \u003c\/p\u003e\n\u003chr data-path-to-node=\"4\"\u003e\n\u003ch3 data-path-to-node=\"5\"\u003e\u003c\/h3\u003e\n\u003ch3 data-path-to-node=\"5\"\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cspan class=\"citation-95\"\u003e\u003c\/span\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,0,0\"\u003e\u003cspan class=\"citation-95\"\u003eEliminates Main Cap Walk:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-95 citation-end-95\"\u003e By providing superior clamping force and a more precise fit than OEM bolts, these studs prevent the main caps from shifting under extreme loads.\u003csup data-turn-source-index=\"2\" class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"citation-95 citation-end-95\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,1,0\"\u003e\u003cspan class=\"citation-94 citation-end-94\"\u003ePremium 8740 Chrome Moly:\u003csup data-turn-source-index=\"3\" class=\"superscript\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-93\"\u003e Heat-treated in-house to a tensile strength of \u003c\/span\u003e\u003cb data-index-in-node=\"73\" data-path-to-node=\"6,1,0\"\u003e\u003cspan class=\"citation-93\"\u003e200,000 psi\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-93 citation-end-93\"\u003e, offering a massive increase in fatigue life over stock hardware.\u003csup data-turn-source-index=\"4\" class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"citation-95 citation-end-95\"\u003e\u003cspan class=\"citation-93 citation-end-93\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,2,0\"\u003eSuperior Accuracy:\u003c\/b\u003e\u003cspan class=\"citation-92 citation-end-92\"\u003e Studs provide much more accurate torque readings than bolts because the fastener does not \"twist\" into the block; all clamping force is applied on a vertical axis.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"citation-95 citation-end-95\"\u003e\u003cspan class=\"citation-93 citation-end-93\"\u003e\u003cspan class=\"citation-92 citation-end-92\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,3,0\"\u003eIncludes Side Bolts:\u003c\/b\u003e\u003cspan class=\"citation-91 citation-end-91\"\u003e Unlike some basic kits, the 230-5401 is a comprehensive solution that includes the necessary cross-bolts (side bolts) to fully secure the Duramax main webbing.\u003csup data-turn-source-index=\"6\" class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"citation-95 citation-end-95\"\u003e\u003cspan class=\"citation-93 citation-end-93\"\u003e\u003cspan class=\"citation-92 citation-end-92\"\u003e\u003cspan class=\"citation-91 citation-end-91\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,4,0\"\u003eProtect Your Block:\u003c\/b\u003e\u003cspan class=\"citation-90 citation-end-90\"\u003e Studs reduce wear on the block's internal threads, which is critical for the longevity of the engine during future teardowns and rebuilds.\u003csup data-turn-source-index=\"7\" class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr data-path-to-node=\"4\"\u003e\n\u003ch3 data-path-to-node=\"11\"\u003e\u003c\/h3\u003e\n\u003ch3 data-path-to-node=\"11\"\u003eWhy Main Studs are a \"Must-Have\"\u003c\/h3\u003e\n\u003cp data-path-to-node=\"12\"\u003eWhen you increase boost and fueling, the downward force on the crankshaft increases exponentially. If the main caps are allowed to move even a fraction of a millimeter (cap walk), it destroys the oil film on your bearings and can lead to a snapped crankshaft or a ruined block.\u003c\/p\u003e\n\u003cp data-path-to-node=\"13\"\u003eThe \u003cb data-index-in-node=\"4\" data-path-to-node=\"13\"\u003eARP 230-5401\u003c\/b\u003e kit is the foundation of a reliable Duramax build. It ensures that the rotating assembly stays perfectly aligned, allowing you to push your LB7 or LLY to its limit with confidence.\u003c\/p\u003e\n\u003cblockquote data-path-to-node=\"14\"\u003e\n\u003cp data-path-to-node=\"14,0\"\u003e\u003cspan class=\"citation-89\"\u003e\u003c\/span\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"14,0\"\u003e\u003cspan class=\"citation-89\"\u003eInstallation Note:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-89 citation-end-89\"\u003e ARP recommends having the main bore checked by a machinist after installing main studs, as the increased clamping force can slightly alter the roundness of the main bearing bores (line honing may be required).\u003csup data-turn-source-index=\"8\" class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e","brand":"ARP","offers":[{"title":"Default Title","offer_id":50550409462064,"sku":"230-5401","price":311.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/230-5401.jpg?v=1768951776"},{"product_id":"silverado-sierra-2500-3500-01-10-6-6l-heavy-duty-rod-bolt-kit-gator-fasteners","title":"Silverado\/Sierra 2500\/3500 01-10 6.6L Heavy Duty Rod Bolt Kit Gator Fasteners","description":"\u003cp\u003eWhen it comes to building a durable and high-performance 6.6L Duramax engine, the Gator Fasteners Heavy Duty Rod Bolt Kit (RBK66) is a must-have upgrade. Stock rod bolts can become a weak link in high-boost, high-RPM, and heavy-load applications, leading to catastrophic engine failure.\u003c\/p\u003e\n\u003cp\u003eGator Fasteners eliminates this risk by offering an ultra-strong solution designed for extreme durability and performance.\u003c\/p\u003e\n\u003cp\u003eManufactured from HD220 material, which is significantly stronger than the 8740 material used by competitors, these rod bolts provide superior strength, ensuring they can handle the demands of performance diesel engines.\u003c\/p\u003e\n\u003cp\u003eThe rolled threads after heat treating enhance fatigue resistance, reducing the chances of thread failure even under extreme stress.\u003c\/p\u003e\n\u003cp\u003eWhether you're pushing your Duramax engine in drag racing, sled pulling, heavy towing, or daily high-performance driving, the RBK66 kit ensures maximum clamping force and reliability.\u003c\/p\u003e\n\u003cp\u003eEach kit includes high-quality rod bolts for a direct replacement of the factory bolts.\u003c\/p\u003e\n\u003cp\u003eUpgrade your 6.6L Duramax (LB7, LLY, LBZ, LMM, LML) with Gator Fasteners Heavy Duty Rod Bolts and experience superior strength, longevity, and performance-because Nothing Bites Like Gator!\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePremium Heavy-Duty Rod Bolt Kit - Designed for 2001-2016 6.6L Duramax Diesel engines (LB7, LLY, LBZ, LMM, LML).\u003c\/li\u003e\n\u003cli\u003eMade from Gator Fasteners' HD220 material - for superior strength and durability.\u003c\/li\u003e\n\u003cli\u003eStronger Than 8740 Material - which used in competitor products.\u003c\/li\u003e\n\u003cli\u003ePremium Tensile Strength - Provides extreme clamping force to withstand high-performance applications.\u003c\/li\u003e\n\u003cli\u003eRolled Threads After Heat Treating - Enhances fatigue resistance and prevents thread failure under stress.\u003c\/li\u003e\n\u003cli\u003eHandles High RPM \u0026amp; Heavy Loads - Engineered for extreme boost, towing, and racing conditions.\u003c\/li\u003e\n\u003cli\u003eDirect Replacement for Factory Bolts - Ideal upgrade for stock or high-performance builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Gator Fasteners","offers":[{"title":"Default Title","offer_id":50552476008752,"sku":"RBK66-JDZH","price":263.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/RBK66_0-JDZH.jpg?v=1769032836"},{"product_id":"silverado-sierra-2500-3500-06-10-6-6l-heavy-duty-main-stud-kit-gator-fasteners","title":"Silverado\/Sierra 2500\/3500 06-10 6.6L Heavy Duty Main Stud Kit Gator Fasteners","description":"\u003cp\u003eUpgrade Your LBZ, LMM \u0026amp; LML Duramax for Maximum Strength. The Gator Fasteners Heavy Duty Main Stud Kit (MSK66ZM) is built to handle the extreme conditions that 6.6L LBZ, LMM \u0026amp; LML Duramax Diesel engines endure. Whether you're pushing high boost, heavy towing, or racing, these main studs provide maximum clamping force and durability.\u003c\/p\u003e\n\u003cp\u003eUnlike factory bolts that can stretch and weaken under stress, Gator Fasteners HD220 main studs ensure long-term reliability and performance in demanding conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen it comes to durability and strength, Nothing Bites Like Gator!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHeavy-Duty Main Stud Kit - Designed for 2006-2016 6.6L LBZ, LMM, \u0026amp; LML Duramax Diesel engines.\u003c\/li\u003e\n\u003cli\u003eStronger Than 8740 Chromoly Steel - Manufactured from HD220 material, providing significantly greater strength than the 8740 used by competitors.\u003c\/li\u003e\n\u003cli\u003eSuperior Clamping Force - Helps maintain main cap alignment under extreme loads for increased engine reliability.\u003c\/li\u003e\n\u003cli\u003eRolled Threads After Heat Treating - Enhances fatigue resistance and prevents thread failure for long-lasting durability.\u003c\/li\u003e\n\u003cli\u003eCorrosion \u0026amp; Wear Resistant - Built to withstand the harshest environments and high-performance applications.\u003c\/li\u003e\n\u003cli\u003eIncludes High-Quality Nuts \u0026amp; Washers - Complete kit for a secure and precise installation.\u003c\/li\u003e\n\u003cli\u003eIdeal for High-Performance \u0026amp; Heavy-Duty Applications - Perfect for towing, racing, and extreme off-road use.\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Gator Fasteners","offers":[{"title":"Default Title","offer_id":50552476041520,"sku":"MSK66ZM-JDZH","price":350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/MSK66ZM_0-JDZH.jpg?v=1769032823"},{"product_id":"silverado-sierra-2500-3500-2001-05-6-6l-lb7-lly-heavy-duty-main-stud-kit-gator-fasteners","title":"Silverado\/Sierra 2500\/3500 2001-05 6.6L LB7 \u0026 LLY Heavy Duty Main Stud Kit Gator Fasteners","description":"\u003cp\u003eUpgrade Your LB7, LLY \u0026amp; L5P Duramax for Maximum Strength. The Gator Fasteners Heavy Duty Main Stud Kit (MSK667Y) is the ultimate upgrade for 2001-2005 6.6L LB7 \u0026amp; LLY \/ 2017-2025 L5P Duramax Diesel engines, providing superior clamping force and durability.\u003c\/p\u003e\n\u003cp\u003eWhether you're pushing high boost, towing heavy loads, or running a high-performance build, these main studs will keep your bottom end secure.\u003c\/p\u003e\n\u003cp\u003eUnlike factory bolts that can stretch and weaken under extreme conditions, Gator Fasteners HD220 main studs are designed to reinforce your engine block and ensure long-term reliability.\u003c\/p\u003e\n\u003cp\u003eWhen it comes to durability and performance, Nothing Bites Like Gator!\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHeavy-Duty Main Stud Kit - Specifically designed for 2001-2005 LB7 \u0026amp; LLY and 2017-2025 L5P 6.6L Duramax Diesel engines.\u003c\/li\u003e\n\u003cli\u003eMuch Stronger Than 8740 Chromoly Steel - Made from HD220 material, which far exceeds the strength of 8740 used by competitors.\u003c\/li\u003e\n\u003cli\u003eSuperior Clamping Force - Reinforces the main bearing caps to handle increased power and boost levels.\u003c\/li\u003e\n\u003cli\u003eRolled Threads After Heat Treating - Enhances strength, prevents thread failure, and improves fatigue resistance.\u003c\/li\u003e\n\u003cli\u003eCorrosion \u0026amp; Wear Resistant - Designed to withstand harsh operating conditions for long-lasting performance.\u003c\/li\u003e\n\u003cli\u003eIncludes High-Quality Nuts \u0026amp; Washers - Provides a complete installation kit for a secure and precise fit.\u003c\/li\u003e\n\u003cli\u003eIdeal for High-Performance \u0026amp; Heavy-Duty Applications - Perfect for towing, racing, and extreme off-road use.\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Gator Fasteners","offers":[{"title":"Default Title","offer_id":50552476074288,"sku":"MSK667Y-JDZH","price":350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/MSK667Y_0-JDZH.jpg?v=1769032808"},{"product_id":"silverado-sierra-2500-3500-2001-16-6-6l-heavy-duty-head-stud-kit-gator-fasteners","title":"Silverado\/Sierra 2500\/3500 2001-16 6.6L Heavy Duty Head Stud Kit Gator Fasteners","description":"\u003cp\u003eWhen it comes to keeping your 6.6L Duramax diesel engine (LB7, LLY, LBZ, LMM, LML) together under extreme stress, the Gator Fasteners Heavy Duty Head Stud Kit (HSK66) is the ultimate solution.\u003c\/p\u003e\n\u003cp\u003eDesigned to withstand high boost, heavy towing, and extreme performance applications, this kit provides superior clamping force to eliminate head gasket failures.\u003c\/p\u003e\n\u003cp\u003eWhether you're running high boost, heavy towing, or aggressive tuning, the Gator Fasteners HSK66 kit is built to handle extreme conditions. Unlike factory head bolts that stretch and fail under high pressure, these heavy-duty head studs ensure maximum reliability for drag racing, sled pulling, off-road performance, and daily driving.\u003c\/p\u003e\n\u003cp\u003eUpgrade to Gator Fasteners Heavy Duty Head Studs and experience the difference in strength, reliability, and performance-because Nothing Bites Like Gator.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMade from HD220 High-Strength Material - Engineered for extreme durability and high-performance applications.\u003c\/li\u003e\n\u003cli\u003e220,000 PSI Tensile Strength - Handles high cylinder pressures and extreme performance conditions.\u003c\/li\u003e\n\u003cli\u003eMaximum Clamping Force - Reduces the risk of head gasket failures in high-boost applications.\u003c\/li\u003e\n\u003cli\u003eRolled Threads After Heat Treating - Increases strength and fatigue resistance for long-term reliability.\u003c\/li\u003e\n\u003cli\u003eIncludes Gator Juice Assembly Lube - Ensures smooth installation and proper torque load.\u003c\/li\u003e\n\u003cli\u003ePrecision Machined \u0026amp; Heat Treated - Ensures exact fitment and superior performance.\u003c\/li\u003e\n\u003cli\u003eComplete Installation Kit - Includes high-quality washers and nuts for a secure installation.\u003c\/li\u003e\n\u003cli\u003eReplaces Factory Head Bolts - Perfect upgrade for performance builds and heavy-duty applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Gator Fasteners","offers":[{"title":"Default Title","offer_id":50552476139824,"sku":"HSK66-JDZH","price":688.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/HSK66_0-JDZH.jpg?v=1769032751"},{"product_id":"harmonic-damper-bolt-for-chevy-gmc-2001-19-6-6l-duramax-gator-fasteners","title":"Harmonic Damper Bolt for Chevy\/GMC (2001-19) 6.6L Duramax Gator Fasteners","description":"\u003cp\u003eIf you are wanting to keep your 6.6L Duramax on the road for the long haul, you need the high quality parts like these Gator Fasteners.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment Notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2001-2019 Chevy Duramax 6.6L\u003c\/li\u003e\n\u003cli\u003e2001-2019 GMC Duramax 6.6L\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Gator Fasteners","offers":[{"title":"Default Title","offer_id":50552476270896,"sku":"HDB66-JDZH","price":47.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/HDB66_0-JDZH.jpg?v=1769032715"},{"product_id":"heavy-duty-up-pipe-bolt-kit-for-2011-2016-silverado-sierra-2500-3500-hd-6-6l-duramax-diesel-gator-fasteners","title":"Heavy Duty Up-Pipe Bolt Kit for 2001-2016 Silverado\/Sierra 2500\/3500 HD 6.6L Duramax Diesel Gator Fasteners","description":"\u003cp\u003eUpgrade your 2001-2016 Chevy\/GMC 6.6L Duramax Diesel (LB7, LLY, LBZ, LMM, LML) with the Gator Fasteners HD220 Heavy Duty Up-Pipe Bolt Kit (UPBK66L5P).\u003c\/p\u003e\n\u003cp\u003eManufactured from Gator's exclusive HD220 alloy, these bolts deliver an industry-leading 220,000+ PSI tensile strength-far surpassing standard OE hardware as well as 10.9, 12.9, and 8740 Chromoly.\u003c\/p\u003e\n\u003cp\u003eThis ensures your up-pipe connections remain secure and leak-free, even under the extreme heat, vibration, and thermal cycling of diesel engines.\u003c\/p\u003e\n\u003cp\u003eThis comprehensive kit includes all the bolts required for both the up-pipe to exhaust manifold and the up-pipe to turbo connections, providing a complete hardware solution for exhaust upgrades or repairs.\u003c\/p\u003e\n\u003cp\u003eThe corrosion-resistant black oxide finish ensures long-lasting protection against rust and exhaust byproducts, while precision machining guarantees a perfect fit every time.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVehicle Compatibility: Fits 2001-2016 Chevy Silverado and GMC Sierra 2500\/3500 HD trucks equipped with the 6.6L Duramax Diesel engine (LB7, LLY, LBZ, LMM, LML).\u003c\/li\u003e\n\u003cli\u003eHD220 High-Strength Material - Proprietary alloy delivers 220,000+ PSI tensile strength, far exceeding OE hardware as well as standard 10.9\/12.9 and 8740 Chromoly\u003c\/li\u003e\n\u003cli\u003eComplete Up-Pipe Hardware - Includes all bolts needed for both up-pipe to exhaust manifold and up-pipe to turbo connections\u003c\/li\u003e\n\u003cli\u003eEngineered for Duramax Generations - Direct fit for 2001-2016 LB7, LLY, LBZ, LMM, and LML 6.6L Duramax engines\u003c\/li\u003e\n\u003cli\u003eCorrosion Resistant - Black oxide finish protects against rust and exhaust byproducts\u003c\/li\u003e\n\u003cli\u003eLong-Lasting Performance - Maintains a secure, leak-free seal under high heat, vibration, and thermal cycling\u003c\/li\u003e\n\u003cli\u003eGator Fasteners Quality - Backed by Gator Fasteners' commitment to premium strength and reliability - Nothing Bites Like Gator\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Gator Fasteners","offers":[{"title":"Default Title","offer_id":50552476533040,"sku":"UPBK66-JDZH","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/UPBK66-JDZH.png?v=1769032569"},{"product_id":"heavy-duty-flexplate-bolt-kit-for-2011-2025-silverado-sierra-6-6l-duramax-diesel-gator-fasteners","title":"Heavy Duty Flexplate Bolt Kit for 2001-2025 Silverado\/Sierra 6.6L Duramax Diesel Gator Fasteners","description":"\u003cp\u003eThe Gator Fasteners Heavy Duty Flexplate Bolt Kit is designed for LB7, LLY, LBZ, LMM, LML \u0026amp; L5P 6.6L Duramax Diesel engines and delivers unmatched durability and strength.\u003c\/p\u003e\n\u003cp\u003eFactory flexplate bolts (GM part number 11610965) are torque-to-yield (TTY), meaning they stretch upon installation and must never be reused. However, the Gator Fasteners HD220 flexplate bolts are fully reusable, saving you money while providing superior performance.\u003c\/p\u003e\n\u003cp\u003eMost competitors use 8740 Chromoly steel, but Gator Fasteners takes it a step further. These bolts are manufactured from the same HD220 material found in their Heavy Duty Series Head Studs, giving them a significant strength advantage over ARP 8740 Pro Series and other aftermarket options.\u003c\/p\u003e\n\u003cp\u003eWith increased clamping load and rolled threads, these flexplate bolts deliver exceptional reliability, reducing the risk of flexplate failure. The 12-point head is larger than stock, ensuring a more secure connection and improved torque distribution.\u003c\/p\u003e\n\u003cp\u003eWhether you're running a factory or aftermarket flexplate, the Gator Fasteners HD Flexplate Bolt Kit provides the strength and reliability you need to handle extreme performance applications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIf you're looking for the strongest, most durable flexplate bolts on the market, this is it!\u003c\/li\u003e\n\u003cli\u003ePremium Heavy-Duty Flexplate Bolt Kit for 2001-2025 6.6L Duramax Diesel (LB7, LLY, LBZ, LMM, LML, L5P)\u003c\/li\u003e\n\u003cli\u003eStronger Than 8740 Chromoly Steel - Made from Gator Fasteners' HD220 material for superior durability\u003c\/li\u003e\n\u003cli\u003eSuperior Clamping Load \u0026amp; Strength - Far exceeds factory torque-to-yield bolts\u003c\/li\u003e\n\u003cli\u003eFully Reusable - Unlike OEM bolts (GM 11610965) which must be replaced after removal\u003c\/li\u003e\n\u003cli\u003eRolled Threads for Maximum Strength - Enhances durability and prevents thread failure\u003c\/li\u003e\n\u003cli\u003eWorks with OEM \u0026amp; Aftermarket Flexplates - Versatile fit for stock and upgraded setups\u003c\/li\u003e\n\u003cli\u003e12-Point Head for Maximum Torque Handling - Larger than stock for increased strength\u003c\/li\u003e\n\u003cli\u003ePremium Heavy-Duty Flexplate Bolt Kit for 2001-2025 6.6L Duramax Diesel (LB7, LLY, LBZ, LMM, LML, L5P)\u003c\/li\u003e\n\u003cli\u003eStronger Than 8740 Chromoly Steel - Made from Gator Fasteners' HD220 material for superior durability\u003c\/li\u003e\n\u003cli\u003eSuperior Clamping Load \u0026amp; Strength - Far exceeds factory torque-to-yield bolts\u003c\/li\u003e\n\u003cli\u003eFully Reusable - Unlike OEM bolts (GM 11610965) which must be replaced after removal\u003c\/li\u003e\n\u003cli\u003eRolled Threads for Maximum Strength - Enhances durability and prevents thread failure\u003c\/li\u003e\n\u003cli\u003eWorks with OEM \u0026amp; Aftermarket Flexplates - Versatile fit for stock and upgraded setups\u003c\/li\u003e\n\u003cli\u003e12-Point Head for Maximum Torque Handling - Larger than stock for increased strength\u003c\/li\u003e\n\u003cli\u003eRolled Threads After Heat Treating - Increases strength and fatigue resistance for maximum durability\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Gator Fasteners","offers":[{"title":"Default Title","offer_id":50552476565808,"sku":"FPBK66-JDZH","price":132.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/FPBK66-JDZH.png?v=1769032544"},{"product_id":"kc-billet-unison-ring-6-0-powertroke-lly-lbz","title":"KC Billet Unison Ring - 6.0 POWERSTROKE, LLY, LBZ","description":"\u003ch1\u003e\u003cstrong\u003eBillet Unison Ring\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch2\u003e\u003c\/h2\u003e\n\u003ch2\u003eFeatures \u0026amp; Details: \u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e100% Drop In Ready\u003c\/li\u003e\n\u003cli\u003eMachined From High Quality Billet Stainless Steel\u003c\/li\u003e\n\u003cli\u003ePrevents Sticking Vanes\u003c\/li\u003e\n\u003cli\u003eCorrosion Resistant\u003c\/li\u003e\n\u003cli\u003eLengthens Life of VGT Solenoid\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDescription:\u003c\/h2\u003e\n\u003cp\u003eThis is an upgraded unison ring made to prevent sticky vanes and improve the functionality of your VGT turbo. This unison ring is made of billet stainless steel and is made to resist corrosion. This ring is just slightly larger than stock to reduce problem with the amount of slop that the stock unison ring has. No modifications needed and will drop right in. \u003c\/p\u003e\n\u003cp\u003e**This Unison Ring will fit your LLY and LBZ Duramax also**\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e***Please note that there is no warranty on any DIY products***\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"KC Turbos","offers":[{"title":"Default Title","offer_id":50569507340592,"sku":"KC300109","price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0941\/2680\/1200\/files\/KCBilletUnisonRing-6.0POWERSTROKE_LLY_LBZ-page-001.jpg?v=1769640329"}],"url":"https:\/\/choateperformance.com\/collections\/choate-engine-parts-for-2004-5-2006-lly-duramax.oembed","provider":"choateperformance","version":"1.0","type":"link"}