1964-67 Corvette Exhaust system - small block 327. All tubes are CNC mandrel bent for optimal flow. Made from 304 stainless steel for maximum corrosion resistance. 2 1/2" system for motor with 2" manifolds. Designed to replace factory system and connect to factory correct manifolds. These are TIG welded for strength and durability. These kits come with a lifetime warranty and proudly made in the USA.