01-16 GM HSP 2" Up-Pipes

  • Sale
  • Regular price $399.00

01-16 Chevy Gmc 2500 3500 Duramax 

Upgrade your restrictive factory exhaust restriction with our better flowing 2" up-pipes.  Increase horsepower and torque, as well as reduce your EGTs and increase spool up. 304 stainless steel tubing along with heavy wall tubing and upgraded bellows allow you to push these up-pipes far further than any factory up-pipe. With dyno proven results, and HSPs attention to quality these are sure to handle anything you can throw at them

Must use factory exhaust gaskets (Upper Part#97192618) (lower Part#97188658), These components have been designed and are intended for closed course competition only! It becomes the sole responsibility of the customer to ensure that the use of their vehicle and items purchased comply with federal, state, and local regulations. Performance products are legal only for sanctioned closed course racing vehicles, which may never be used on a public highway. The customer assumes all risks and expenses relating to unlawful vehicle operation on public roads. By purchasing this product, you have agreed not to hold HSP Diesel.com liable for unlawful vehicle operation


  • Max flow stainless steel 2'' up-pipes
  • 12 M10x1.5 bolts for up-pipes


  • Increased Performance and spool up
  • Lower Exhaust gas temperatures
  • Ceramic coating for heat control
  • CNC machined flanges
  • Mandrel bend tube for increased strength and flow
  • Improve exhaust tone
  • High strength exhaust bellows 


Have a Question?

Be the first to ask a question about this.

Ask a Question