Start that new exhaust with our collector flange designed to fit the C8 exhaust.  CNC Lasered out of Stainless steel right here in the U.S.A.  Machined to fit ball style for easy fitment of pipe.   We also offer O2 bungs and sensor extensions if needed.  So whether you're making a full exhaust of just throwing some turn downs on to run open header at the strip, These are the perfect part for you.