GATOR FASTENERS HEAVY DUTY HEAD STUD KIT, CHEVY/GMC (2001-16) 6.6L DURAMAX DIESEL - HSK66 Year Applicable:2001-2004 2001-2004 GM Duramax 6

2001-2004 GM Duramax 6

Part Number: 1715522

1/8-NPT ports are pre-drilled and tapped

Cut from stainless steel to prevent corrosion and the swivel design avoids oil return drains and rubbing

Tests with the same tune and fuel quantity showed increased power output and a decrease in peak EGT's

GATOR FASTENERS HEAVY DUTY HEAD STUD KIT, CHEVY/GMC (2001-16) 6.6L DURAMAX DIESEL - HSK66 Year Applicable:2001-2004 2001-2004 GM Duramax 6Description The Gator Fasteners Head Stud Kit is a must have in any high performance 2001 2016 GM 6. 6L Duramax. To overcome head gasket failures that can occur in diesel engines in these high performance applications, Gator Fasteners has introduced heavy duty head studs for the popular GM LB7, LLY, LBZ, LMM, LML Duramax powerplants. These studs are rated at 220,000 psi tensile strength, and provide the clamping force required to keep cylinder heads