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GM FLOWMASTER AMERICAN THUNDER DUAL EXHAUST, 3"

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GM FLOWMASTER AMERICAN THUNDER DUAL EXHAUST, 3"
Product Video
GM FLOWMASTER AMERICAN THUNDER DUAL EXHAUST, 3"

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Watch the videos below to learn more about the Flowmaster Super 40 Series Muffler.



Please NOTE the following about this product:

  • This item is sold as a kit.
  • This product is discontinued.

Details

Reviews

Q & A

What's in the Box

Flowmaster American Thunder systems are built with maximum performance and aggressive looks in mind. These systems follow the factory routing and utilize OEM hanger locations when possible. Features mandrel bent tubing for maximum performance and include Super 40 Series mufflers for just the right performance and sound. American Thunder Series benefits include improved throttle response, power and mileage.

Designed for an easy fit, these systems include aluminized 16-gauge mandrel bent pipes from the crossmember back, H-pipe, Super 40 Series Mufflers and hardware. Ships in two boxes. 3.0" diameter.

Application

1964-1967 GM A-Body with V-8
1964 - 1967 Buick GS 340 & 400/GSX/Calif. GS/Special/Skylark
1964 - 1967 Chevrolet Chevelle/Malibu
1964 - 1967 Oldsmobile F-85/442/Cutlass
1964 - 1967 Pontiac Tempest/GTO/Le Mans
1965 - 1967 BUICK GRAN SPORT V8 6.6 GAS CARB
1967 BUICK GRAN SPORT V8 5.6 GAS CARB
1964 BUICK SPECIAL V6 3.7 GAS CARB
1964 - 1967 BUICK SPECIAL V8 4.9 GAS CARB
1964 - 1967 CHEVROLET CHEVELLE V8 4.6 GAS CARB
1964 - 1967 CHEVROLET CHEVELLE V8 5.4 GAS CARB
1965 - 1967 CHEVROLET CHEVELLE V8 6.5 GAS CARB
1965 CHEVROLET CHEVELLE SS V8 4.6 GAS CARB
1965 CHEVROLET CHEVELLE SS V8 5.4 GAS CARB
1965 - 1966 CHEVROLET CHEVELLE SS V8 6.5 GAS CARB
1966 - 1967 CHEVROLET MALIBU V8 6.5 GAS CARB
1964 - 1967 CHEVROLET MALIBU V8 4.6 GAS CARB
1964 - 1967 CHEVROLET MALIBU V8 5.4 GAS CARB
1965 - 1967 OLDSMOBILE 442 V8 6.6 GAS CARB
1965 - 1966 OLDSMOBILE CUTLASS V8 6.6 GAS CARB
1964 - 1967 OLDSMOBILE CUTLASS V8 5.4 GAS CARB
1964 - 1966 PONTIAC GTO V8 6.4 GAS CARB
1964 - 1966 PONTIAC GTO V8 5.3 GAS CARB
1967 PONTIAC GTO V8 6.6 GAS CARB
1964 - 1965 PONTIAC LEMANS V8 6.4 GAS CARB
1964 - 1967 PONTIAC LEMANS V8 5.3 GAS CARB
1964 PONTIAC TEMPEST V8 6.4 GAS CARB
1964 - 1967 PONTIAC TEMPEST V8 5.3 GAS CARB

Features

Kit Includes: 

  • All tubing from transmission crossmember back
  • Aluminized 16-gauge mandrel bent pipes 
  • H-Pipe for a balanced exhaust tone and increased torque
  • Super 40 Series Mufflers
  • All mounts and clamps

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Flowmaster 17119 1964-72 GM A-Body 2-1/2 Inch Dual Exhaust
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Flowmaster American Thunder systems are built with maximum performance and aggressive looks in mind. These systems follow the factory routing and utilize OEM hanger locations when possible. Features mandrel bent tubing for maximum performance and include Super 40 Series mufflers for just the right performance and sound. American Thunder Series benefits include improved throttle response, power and mileage.

Designed for an easy fit, these systems include aluminized 16-gauge mandrel bent pipes from the crossmember back, H-pipe, Super 40 Series Mufflers and hardware. Ships in two boxes. 2-1/2".

Kit includes: 

  • All tubing from transmission crossmember back
  • Aluminized 16-gauge mandrel bent pipes 
  • H-Pipe for a balanced exhaust tone and increased torque
  • Super 40 Series Mufflers
  • All mounts and clamps

Item Details

1964-72 GM A-Body