You Receive: Two Exhaust Headers, X Pipe, Two Resonators REQUIRES 18″ EXTENSION TO BE MADE Header features 4-1 piping design design. 1.75″ Primary Tubes 3″ Outlet Head Flange Thickness: 7/16″ Outlet Flange Thickness: 3/8″ FITS: Chevy Corvette Years: 1997-2004 Product…