1968-72 Corvette Small Block Exhaust System. All tubes are CNC mandrel bent for optimal flow. Made from 304 stainless steel for maximum corrosion resistance. 2-1/2" system with lead pipes to slip onto Stainless Works headers. Factory style mufflers with 2-1/2 outlets. These are TIG welded for strength and durability. These kits come with a lifetime warranty and proudly made in the USA.