Borla 2014 Chevy Corvette Stingray X-Pipes (Smog Legal Cut and Clamp)BORLA? X Pipe 60548 works perfectly between the factory catalytic converters and BORLA? Axle Back systems on all C7 Corvettes including Stingray, Grand Sport, and Z06 models. This performance X Pipe creates power while adding a great sound. With adapters it can be used with headers. Fits vehicles With or WITHOUT NPP (dual mode exhaust). Built from premium T 304 austenitic stainless steel, superior to T 400 series (such as 409), to give you the