XDP Street Performance 3/8" Pushrod Set 01-16 6.6L GM Duramax IIS-23F401 This valve has zero leakage

This valve has zero leakage and acts as an anti-siphon check valve

When using the 6

and an easy to use magnetic fill plug

you can change up the bumper configuration as you see fit

But that's the beauty of this particular kit

XDP Street Performance 3/8" Pushrod Set 01-16 6.6L GM Duramax IIS-23F401 This valve has zero leakageUpgrade your valvetrain in your Duramax with this Street Performance 3 8" set from XDP. When you modify your engine for increased power the factory components are pushed past their limits. Increased cylinder pressures, valve spring pressures, and higher engine RPM's all stress the factory parts. Even in some mild builds, the factory pushrods can flex leading to power loss and other issues. Ensure your getting the most out of your performance build