1998 - 2002 ISB Stage 1 24v Cummins Performance Head GMC Yukon XL 2500 2001 to 2002 This black 1

This black 1

ARP 9/16" Head Studs torqued to 175 ft/lbs

Sonnax Billet Intermediate Shaft

65mm JZM Billet Compressor Wheel

1998 - 2002 ISB Stage 1 24v Cummins Performance Head GMC Yukon XL 2500 2001 to 2002 This black 1ISB Stage 1 24v Cummins Performance Head Elevate your engine's performance with our ISB Stage 1 24v Cummins Performance Head. Designed to enhance power without the added cost and complexity of an aftermarket intake, this performance head combines the best of our industry leading remanufactured cylinder heads with advanced features for superior performance. Key Features: Enhanced Valve Springs: Equipped with 105 pound valve springs for improved