01-04 Duramax LB7 Edelbrock Performance Cylinder Head Tuner This is why you're better

This is why you're better off removing the ball valve all together and installing an adapter without a restrictive valve finger

When retracted

The levels will vary on each make and model

For trucks not equipped with factory emissions equipment

wire harness & mounting hardware

01-04 Duramax LB7 Edelbrock Performance Cylinder Head Tuner This is why you're better01 04 CHEVY DURAMAX DIESEL V8 6. 6L SINGLE COMPLETE CYLINDER HEAD The Edelbrock Chevrolet Duramax Diesel Cylinder Head has an updated port design, added thickness's in certain areas as well as HIP'd for strength. Reserve yours for Duramax 6. 6L engines ranging from 2001 2015. Edelbrock Duramax cylinder heads are manufactured with a technique called Hot Isostatic Pressing (HIP). This aerospace process heats raw aluminum castings up to 900 F in a