American Thunder Crossmember-Back Exhaust System (BDXN-817104)

H-pipe Crossover for Maximum Power and Deep Tone

Includes Hangers and Hardware for Easy Installation

80 Series Cross-flow Performance Muffler

Mandrel-bent Stainless Steel Tubing

Moderate Exterior Exhaust Tone

Maximum Ground Clearance

Stainless Steel Construction

Lifetime Limited Warranty

Crossmember-back System

Flowmaster® is proud to introduce our American Thunder® dual exhaust system for 1967-1974 Chevrolet Camaro, Pontiac Firebird and 1968-1974 Chevrolet Nova's. This all stainless steel exhaust system features our exclusive design 80 Series™ Crossflow muffler, all mandrel-bent dual 2.50-inch pipes including a n H-pipe crossover for a deep smooth tone that also minimizes any back-rap on deceleration. The dual 2.50-inch stainless steel tailpipes provide a deep rich sound and optimum performance. This crossmember-back 409S stainless system gives these classic muscle cars a moderate tone inside and out. Usin g the crossflow design, this exhaust places the muffler in the factory location behind the rear axle retaining full ground clearance under the car while offering all the performance benefits of a full dual exhaust system. The system includes all parts, hardware and illustrated instructions, and like all Flowmaster stainless steel street products, it includes our Limited Lifetime Warranty.