-
-
-
Fass Fuel System
Titanium Series FASS Fuel Air Seperation Systems Ford 2015-2016 GM/Chevrolet 6.6L Duramax - LML
$789.95 -
Fass Fuel System
Titanium Series FASS Fuel Air Separation System for 2011-2014 GM/Chevrolet 6.6L Duramax
$759.95 -
-
-
-
-
Sale
2011-2016 GM/Chevrolet 6.6L Duramax LML CP3 Conversion Kit w/ CP3 Pump
$2,999.95$2,999.95$2,499.95 -
Lucas Pure Synthetic Oil Stabilizer - 32oz Bottle
$19.99$14.95 -
-
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