Current Lead Times: In Stock Engines Ship Same or Next Day - Out of Stock: 1-3 Weeks on Most Long Block Engines; 3-5 Days on Heads – *call us for more exact lead times for your specific build 
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Full Runner

Choate Engineering Performance builds full runner 6.6 Duramax diesel engines for high performance and durability. These engines use top-quality components to deliver maximum power and reliability in demanding conditions. Whether for motorsports, off-roading, or heavy-duty tasks, they provide the performance you need.

Take your ride to the next level with a Choate Engineering full runner diesel engine—designed for power, strength, and reliability!

Full Runner Diesel Engines

Choate Engineering Performance builds full runner 6.6 Duramax diesel engines for high performance and durability. These engines use top-quality components to deliver maximum power and reliability in demanding conditions. Whether for motorsports, off-roading, or heavy-duty tasks, they provide the performance you need. Take your ride to the next level with a Choate Engineering full runner diesel engine—designed for power, strength, and reliability!