Rocker Arm Shafts For 01-19 GM 6.6L Duramax XDP Apparel Designed for stock rocker arms

Designed for stock rocker arms only

2011-2023 6

straight forward installation

Upgrade the weak link in your 2011-2019 Ford 6

The XDP Direct Replacement Alternator comes pre-tested and ready for installation

Rocker Arm Shafts For 01-19 GM 6.6L Duramax XDP Apparel Designed for stock rocker armsThe XDP Rocker Arm Shafts XD385 are specially designed to minimize the common oiling issues in the 2001 2019 GM 6. 6L Duramax engines. From the factory, the oil supply to the rocker arm is shut off as the valve is opened. This lack of lubrication can cause excessive wear on your valvetrain and premature failures, especially in high performance applications. The XDP Shafts feature revised oil grooves that align with the oil hole in the bushing so you