Exhaust headers and 3" center section with x-pipe and high flow converters. Bolt on installation with no cutting and welding required. Manufactured from 304 Stainless, the headers feature 3/8" thick, CNC laser cut flanges, and CNC mandrel bent primary tubes. The headers are completely tig welded together, and have the AIR tubes and Oxygen sensors installed. The headers have shown gains of 40+ rear wheel horsepower on highly modified engines.