Need To Know

Ineligible for Return

Contains items that cannot be returned


This bolt in header system from Dynatech® offers superior power for your LS2. Large 1 7/8"s primary tubes and high flow PowerCat converters increase exhaust flow. Bolts directly to your stock or aftermarket catback exhaust. The supermaxx system is race engineered and made from T-304 Stainless Steel. Give your C6 the growl and bite it deserves!


This exhaust system is garage sale priced because it has been bolted together and returned.  Does not appear to have been run.


  • Big 1-7/8" Primary Tubes
  • 35 - 40 Increased HP
  • Direct Bolt-On Fit
  • Dramatic HP+TQ Increase
  • Low-Profile 4 Bolt collectors
  • Detailed Step by Step Installation Instructions
  • 100% T-304 Stainless Steel
  • Kit includes: Headers w/High Flow Cats, X-Pipe and Gasket