Engines and Components› Engines, Blocks and Components

Choate Performance Engineering

6.6L 2011-2016 Duramax LML Long Block Workhorse Diesel Crate Engine Choate Performance CORE CHARGE OF $1500.00 APPLIES

$14,815.00

SKU: C0D9 CEP66LMLLW

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The "Workhorse" model is designed for maximum durability and reliability for regular heavy hauling and strenuous towing. It features several upgrades over the "Daily Driver" model. Choate Engineering Performance remanufactures these engines with extensive, precision machine work to correct OEM flaws. It is rated for 600+ HP capability and fits 2011-2016 Chevrolet Silverado 2500HD/3500HD and GMC Sierra 2500HD/3500HD with the 6.6L Duramax LML engine.

Fitment

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Specifications

BrandChoate Performance Engineering
Part NumberC0D9 CEP66LMLLW

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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