Flowmaster American Thunder Dual Exhaust System - 1968-72 GM A-Body V8 Helmet Blower Air Inlet Performer 454-O are 50-state street

Performer 454-O are 50-state street legalSince 1938

Exhaust runner volume: 115cc

25 ft Coil

1971-1974 Dodge B300 Van

Flowmaster American Thunder Dual Exhaust System - 1968-72 GM A-Body V8 Helmet Blower Air Inlet Performer 454-O are 50-state streetPrebent pipe kits. Flowmaster's 16 gauge mandrel bent pipe kits are designed to fit perfectly onto your vehicle with all the quality and performance that you would expect from Flowmaster. Features: Mandrel Bent 16 Gauge Aluminized Tubing 3 Year Limited Warranty Aggressive And Powerful Exterior Exhaust Tone Includes Hangers and Hardware For Easy Installation Header Back System Dual Out Rear Exit Dyno Tuned for Maximum Performance Vehicle Applications: