PPE Internal Oil Cooler Bypass Kit For 01-16 GM 6.6L LB7/LLY/LBZ/LMM/LML Diesel performance bundles factory 17"/18" wheels excluded

factory 17"/18" wheels excluded

aFe POWER's new rear differential cover brings performance engineering to the protection of your axle's differential

making them the best solution for the most discriminating performance enthusiasts

3L Legacy Body

PPE Internal Oil Cooler Bypass Kit For 01-16 GM 6.6L LB7/LLY/LBZ/LMM/LML Diesel performance bundles factory 17"/18" wheels excludedDesigned for high performance Duramax engines that require remote oil cooler and filtration solutions. Popular for hot rod, marine and race applications that require larger less restrictive cooler filter systems. Compact design adds additional clearance for tight engine frames. Features: Includes Engine Coolant Bypass Adapter #12 ORB port, 16AN (1 inch) oil inlet outlets Uses existing factory oil cooler mounting bolts Machined from billet aluminum