2011 - 2016 6.6L DURAMAX LML

The GMC 6.6L Duramax LML, produced from 2011 to 2016, marked a major advancement in diesel technology. Designed to meet stricter emissions standards, it introduced a selective catalytic reduction (SCR) system and diesel exhaust fluid (DEF) injection, significantly reducing harmful emissions. With 397 horsepower and 765 lb-ft of torque, the LML delivered impressive power and towing capacity. Despite some challenges with its fuel system, the LML remained a reliable and popular choice in GM’s heavy-duty trucks, balancing strong performance with environmental compliance.

SHOP PARTS FOR 2011 - 2016 6.6L DURAMAX LML