Duramax Billet Coolant Block Off Plate 2001-2017 Fleece Performance Engine Valve Spring|Engine Valve|Performance|Engine and Components 6L Duramax and contains the

6L Duramax and contains the components for both driver and passenger side cylinder heads

The kit is constructed of high-grade alloy steels and premium seals

PPE solves that filthy problem with a flat

which is optimal for high RPM CP3 pump operation

Low fuel rail pressure readings can be a sign of fuel delivery trouble

Duramax Billet Coolant Block Off Plate 2001-2017 Fleece Performance Engine Valve Spring|Engine Valve|Performance|Engine and Components 6L Duramax and contains the2001 2016 Duramax Billet Coolant Block Off Plate (Replaces GM P N: 97941204) OE covers are prone to leakage as the gaskets dry out and factory cast covers corrode. Our billet coolant block off plate with an integral O ring is an upgrade for your rear engine cover and will the stop the coolant leaks for good.