Flowmaster 817457 American Thunder Exhaust Kit, 78-88 GM A/G-Body
- This item ships directly from the manufacturer. It may take an additional 10 business days for Flowmaster to ship this item.
- This item ships via Ground Shipping only. Expedited and Air shipping options are not available.
For the person who is looking for a complete Header-back dual exhaust system with an aggressive tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. This America Thunder system delivers an aggressive interior and exterior tone and is suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation. Note, requires the use of a double hump cross member.
- Mandrel bent 16 gauge stainless steel tubing
- Aggressive Sound Exterior Exhaust Tone
- Includes hangers and hardware for easy installation
- Header-back System
Application1979-1980 Buick Regal 301 CID/4.9L V8
1978-1980 Buick Regal 305 CID/5.0L V8
1978-1980 Oldsmobile Cutlass Calais 305 CID/5.0L V8
1979-1980 Oldsmobile Cutlass Calais 350 CID/5.7L V8
1978-1980 Oldsmobile Cutlass Salon 305 CID/5.0L V8
1978-1980 Oldsmobile Cutlass Salon 4.3L V8
1978-1980 Oldsmobile Cutlass Supreme 305 CID/5.0L V8
1978-1980 Oldsmobile Cutlass Supreme 350 CID/5.7L V8
1978-1980 Pontiac Grand Am 301 CID/4.9L V8
1978-1980 Pontiac Grand Am 305 CID/5.0L V8
1978-1980 Pontiac Grand Prix 301 CID/4.9L V8
1980-1981 Oldsmobile Cutlass 4.3L V8
1979-1982 Chevrolet Monte Carlo 4.4L V8
1978-1982 Oldsmobile Cutlass Calais 4.3L V8
1978-1982 Oldsmobile Cutlass Supreme 4.3L V8
1982-1984 Oldsmobile Cutlass Calais 307 CID/5.0L V8
1986-1987 Buick Regal 307 CID/5.0L V8
1985-1987 Oldsmobile Cutlass Salon 307 CID/5.0L V8
1978-1987 Pontiac Grand Prix 305 CID/5.0L V8
1978-1988 Chevrolet Monte Carlo 305 CID/5.0L V8
1982-1988 Oldsmobile Cutlass Supreme 307 CID/5.0L V8
1979 Oldsmobile Cutlass Salon 350 CID/5.7L V8
1980 Oldsmobile Cutlass 305 CID/5.0L V8
1980 Oldsmobile Cutlass 350 CID/5.7L V8
NotesFits 1978 to 1988 GM A-Body and G-Body with a V8 engine. Requires the use of a inch double hump inch crossmember.
More Like This
Flowmaster 17281 American Thunder Exhaust Kit, 1967-70 Mustang
Flowmaster 817281 American Thunder Exhaust Kit, 1967-70 Mustang
Flowmaster 17282 American Thunder Exhaust Kit, 1967-70 Mustang
Flowmaster 817282 American Thunder Exhaust Kit, 1967-70 Mustang
Flowmaster 17139 American Thunder Exhaust Kit, 1969 Camaro/FB
Flowmaster 817273 American Thunder Exhaust Kit, 1964-66 Mustang
Flowmaster 817139 American Thunder Exhaust Kit, 1969 F-Body
Flowmaster 17213 American Thunder Exhaust Kit, 1986-93 Mustang LX
Flowmaster 817213 American Thunder Exhaust Kit, 1986-93 Mustang
Flowmaster 817460 American Thunder Exhaust Kit, 2005-10 Mustang
Q & A
Maintaining your headers is an important part of any hot rod. Pat gives some tips and demonstrates how well Purple Metal Polish works for keeping your headers looking great.
Our Tru-Ram Exhaust Manifolds are one of our most popular items. Tim provides more details about them and gives you a great look at them.
Tim gives a little bit of history on the Ford Y Block and shows some of the parts we have to offer.