Flowmaster - Super 40 - 3.00 Center In / 3.00 Center Out - Aggressive Sound 5 in Diameter - 1-1/8

5 in Diameter - 1-1/8 in x 26 Spline - Sprung Hub - Metallic / Organic - V8 - Ford Mustang 1986-2000 - Kit

5 in OD - 11 in Length - 425 lb/in Spring Rate - Front - Steel - Black Powder Coat - Each

Heel Riser - 2 in Tall - 4

32 in Compressed / 20

Flowmaster - Super 40 - 3.00 Center In / 3.00 Center Out - Aggressive Sound 5 in Diameter - 1-1/8The Super 40 features Flowmaster's Delta Flow technology. It's larger case profile provides the best of both worlds of performance and sound. The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow&reg technology. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.