Super 40 - 3.00 Center In / 2.50 Dual Out - Aggressive Sound 1970-pontiac-catalina-esi5086924 1 - Steel - Black

1 - Steel - Black Powder Coat - Internal Balance - Big Block Chevy - Each

00 and 7/16-20 in Thread - 5

Helmet Shield - Anti-Fog - Anti-Scratch - Amber - 287 SRV Style - Dominator 2 / K1 Pro / K1 Sport / GP2 Youth Model Helmets - Each

Distributor Rotor - Brass Terminal - Holley EFI HyperSpark Distributors - Each

Fitting - Cap - 12 AN - Aluminum - Black Anodized - Each

Super 40 - 3.00 Center In / 2.50 Dual Out - Aggressive Sound 1970-pontiac-catalina-esi5086924 1 - Steel - BlackThe 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.