This American Thunder® headers-back exhaust system is designed for all 1964-1966 Ford Mustang hardtop coupes with a V8 engine. The system features a free-flowing 2.50 in. mandrel-bent stainless steel H-pipe flowing into a pair of Super 44® Series mufflers for maximum power and that deep iconic sound. The 2.50 in. mandrel-bent stainless tailpipes tuck up high and are finished off with a pair of long 2.50 in. 304 stainless steel tips for that show car look. Includes all necessary parts, hardware and easy to follow instructions and is covered by our Lifetime Limited Warranty. Note: Does Not fit GT models or convertibles.