Choate Engineering CEP66LMLLC 6.6L Duramax LML Model C Long Block | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Features: - Adds reliability over the OE - Upgraded over OE 6.6L Duramax - 1 Year / 12,000 Mile Warranty Legendary Duramax Upgraded and Improved Choate Engineering's 6.6L Model C Long Block is an upgraded version of the OE 6.6L LML, elevating the 6.6L Duramax to new heights with their 6.6L Model C Long Block. Choate Engineering solves the potential issue that plagues the OE 6.6L head gaskets. The head gaskets would fail due to the variable geometry vane turbo. Thus, Choate installs head studs standard with the 6.6L LML, to ensure the engine does not blow head gaskets. Choate Engineering's 6.6L Model C Long Block takes the legendary 6.6L Duramax and improves upon its legacy, making for the perfect replacement engine. Fits: 2011-2016 GM 6.6L Duramax LML Warning: This product can expose you to chemicals that are known to the State of California to cause cancer. For more information, visit [www.P65warnings.ca.gov]Note: $500 Shipping surcharge will be added at checkout