XDP XD385 Rocker Arm Shafts 01-19 GM 6.6L Duramax BD-1062013 SPRING PACK WEIGHT CARRYING AND

SPRING PACK WEIGHT CARRYING AND SQUAT

They are perfect for those who tow heavy loads and want more responsive power

The DFS780 spur gears ride on PEEK (Polyether Ether Ketone) bearing surfaces to reduce both noise and wear

heavy duty track bar

XDP XD385 Rocker Arm Shafts 01-19 GM 6.6L Duramax BD-1062013 SPRING PACK WEIGHT CARRYING ANDMinimize oiling issues that can cause excessive wear on the valvetrain in your Duramax with the XDP Rocker Arm Shafts. From the factory, the oil supply to the rocker arm is shut off as the valve is opened. This lack of lubrication can cause issues and excessive wear especially in high performance applications. The XDP Shafts feature revised oil grooves that align with the oil hole in the bushing so you maintain a consistent oil supply. These shafts