Flowmaster 17139 American Thunder Header-Back Exhaust for Chevy/Pontiac 302-427

This American Thunder® exhaust system comes as a complete true dual Crossmember-Back exhaust for your 1969 Chevrolet Camaro or Pontiac Firebird with V8 engine. These dual systems feature 2.50-inch mandrel-bent aluminized steel tubing for maximum performance, includes a built-in H-pipe/balance tube flowing into a pair of Super 44® mufflers that deliver an aggressive to moderate interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. The 2.50-inch tailpipes exit'straight out under the rear bumper and are finished off with 2.50-inch angle-cut brushed stainless steel tips and includes all hangers and necessary hardware for installation. Like all Flowmaster® systems, the benefits include improved throttle response, power and mileage. Covered by our 3-year Limited Warranty.