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The Flowmaster American Thunder header-back is a complete dual exhaust system. It gives your vehicle a smooth exhaust flow with an aggressive exterior tone. It is designed to perform and give you the ultimate driving experience.
It features a mandrel-bent tubing that allows easy and unrestricted airflow. This ensures a smooth exhaust flow, reduced internal resonance and a mild interior tone for an enjoyable driving experience.
The system is dyno tuned for optimal performance with reduced flow restrictions and internal resonance. This means that you get the best out of it without sacrificing a quiet and enjoyable drive.
The Flowmaster American Thunder header-back exhaust system is available in stainless steel and aluminized steel.
The exhaust system comes with a full bolt-on fitment with factory mounting points for an easy installation. It also comes with all installation hardware and a detailed manual. For the best fitment, let a professional do the installation.
The components are made with tough steel. Expert engineers weld and process them with advanced technology to make sure that you get the value for your money. The exhaust system is virtually indestructible.
Flowmaster provides a limited lifetime warranty for every purchase of the stainless steel exhaust system. The aluminized steel system comes with a three-year warranty. It is an assurance of superior quality and excellent performance.
The Flowmaster American Thunder header back exhaust system is proudly made in the USA with local labor and materials. The company employs thousands of American professionals every year and makes its contribution to the growth of the economy.
Lifetime Limited Warranty applies to Flowmaster all stainless steel exhaust systems.
Three (3) Year Limited Warranty applies to Flowmaster aluminized steel exhaust systems.
Apollo, Gran Sport, GS, GS 350, GS 400, GS 455, Skylark, Special
Bel Air, C10 Pickup, C20, C20 Pickup, Camaro, Chevelle, Chevy II, El Camino, Malibu, Monte Carlo, Nova, One-Fifty Series, R20, Two-Ten Series
Charger, Coronet, Dart
C15/C1500 Pickup, C25, C25/C2500 Pickup, C2500, Sprint
442, Cutlass, Cutlass Supreme, F85, Omega, Vista Cruiser
Belvedere, Duster, GTX, Road Runner, Satellite, Scamp, Valiant
Firebird, Grand Prix, GTO, LeMans, Tempest, Ventura