2001-2004 Chevrolet / GMC 2 inch Replacement Up-Pipes - HSP Diesel - 031-HSP

Upgrade your restrictive factory exhaust restriction with our better flowing 2 inch up-pipes. Increase horsepower and torque, as well as, reduce your EGTs and increase spool up. Heavy wall 304 stainless steel tubing along with heavy-duty sleeved bellows allow you to push our up-pipes far beyond the capability of a factory up-pipe.

Included Components:


1x 2 inch Stock Replacement Passenger Up-pipe

1x 2 inch Stock Replacement Passenger Up-Pipe

2x Up-pipe Gasket (Turbo Side)

2x Up-Pipe Gasket (Manifold Side)




Compatible with:



LB7: 01-04 VIN Code 1
How do People Know Vin Code? Engine code is dictated by the 8th character of the VIN number. The 10th character is the year of the truck.