Our American Thunder® exhaust system for 1986-1993 Ford Mustang LX and 1986 GT models with the 5.0L engine is a bolt-on emissions legal system featuring free-flowing 2.50-inch aluminized steel mandrel-bent inlet pipes, aluminized steel tailpipes and uses the factory hanger locations for quick and easy installation. This Flowmaster® exhaust system features a pair of Super 44™ Series mufflers for maximum power and complements that iconic deep and powerful Fox body 5.0L engine sound. Includes all necessary hardware and easy to follow instructions. Note: Fits coupes and convertibles