FREE SHIPPING & HANDLING!*                           Order by 11 PM EST for Same Day Shipping!

Flowmaster American Thunder Exhaust Systems - Cars


Flowmaster
Flowmaster American Thunder Exhaust Systems - Cars

Product images may differ from actual product appearance.

Best suited to enthusiasts who want their cars to be heard while improving throttle response, power, and mileage. American Thunder Exhaust Systems are mandrel bent for optimum performance with specially selected mufflers. Made in the USA.

Features
  • Premium Flowmaster quality
  • Axle-back, cat-back, or header-back
  • 16-gauge stainless or aluminized steel tubing
  • Moderate to aggressive exterior exhaust tone
  • Necessary hangers & hardware included for simple installation

    JEGS Easy Kits are designed by JEGS professionals to help you get all the performance parts you need.



  • 50 Products Page: 1 2 ... |  Next Results per Page:
    Ford Fairlane

    389-17289
    American Thunder Header-Back Exhaust System
  • 1966-67 Ford Fairlane
  • 2.5" Tubing, 3" Polished SS Tips
  • Dual Rear Exit
  • Super 50 Series Muffler
  • Aluminized Steel
    More info on Flowmaster 17289
    $9.99
    MPG Installation Instructions for 17289
  • $529.99
    Order Today Ships 04/21/14
    Ford Mustang V6

    389-817488
    American Thunder Axle-Back Exhaust System
  • 2010 Ford Mustang 4.0L V6
  • 2.5" Tubing, 4" Polished SS Tips
  • Single Rear Exit
  • 60 Series Delta Flow Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817488
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Dyno Chart for 817488 Installation Instructions for 817488
  • $314.54
    Order Today Ships 04/21/14
    Ford Mustang V8

    389-17281
    American Thunder Header-Back Exhaust System
  • 1967-70 Ford Mustang V8
  • 2.5" Tubing, 3" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • Aluminized Steel
    More info on Flowmaster 17281
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 17281
  • $433.79
    Order Today Ships 04/21/14

    389-17282
    American Thunder Header-Back Exhaust System
  • 1967-70 Ford Mustang V8
  • 2.5" Tubing, 2.5" Turndown Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • Aluminized Steel
    More info on Flowmaster 17282
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 17282
  • $389.27
    Order Today Ships 04/21/14

    389-817281
    American Thunder Header-Back Exhaust System
  • 1967-70 Ford Mustang V8
  • 2.5" Tubing, 3" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817281
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817281
  • $542.81
    Order Today Ships 04/21/14

    389-817282
    American Thunder Header-Back Exhaust System
  • 1967-70 Ford Mustang V8
  • 2.5" Tubing, 2.5" Turndown Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817282
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817282
  • $478.77
    Order Today Ships 04/21/14

    389-17273
    American Thunder Header-Back Exhaust System
  • 1966-64 Ford Mustang V8
  • 2.5" Tubing, 2.5" Polished SS Tips
  • Dual Rear Exit
  • 40 Series Delta Flow Muffler
  • Aluminized Steel
    More info on Flowmaster 17273
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 17273
  • $519.99
    Order Today Ships 04/21/14

    389-817273
    American Thunder Header-Back Exhaust System
  • 1964-66 Ford Mustang V8
  • 2.5" Tubing, 2.5" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817273
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817273
  • $649.99
    Ships
    Ford Mustang Boss 302 5.0L V8

    389-817553
    American Thunder Cat-Back Exhaust System
  • 2012 Ford Mustang Boss 302 5.0L V8
  • 3" Tubing, 4" Polished SS Tips
  • Dual Rear Exit
  • 60 Series Delta Flow Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817553
    • FREE
    • SHIPPING
      & HANDLING!
    Dyno Chart for 817553 MPG Installation Instructions for 817553
  • $879.99
    Order Today Ships 04/21/14
    Ford Mustang Cobra 4.6L V8

    389-817248
    American Thunder Cat-Back Exhaust System
  • 1999-2004 Ford Mustang Cobra 4.6L V8
  • 2.5" Tubing, 3" Polished SS Tips
  • Dual Rear Exit
  • Super 40 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817248
    • FREE
    • SHIPPING
      & HANDLING!
    Dyno Chart for 817248 MPG Installation Instructions for 817248
  • $532.32
    Order Today Ships 04/21/14
    Ford Mustang GT 5.0L V8

    389-817500
    American Thunder Cat-Back Exhaust System
  • 2011-12 Ford Mustang GT 5.0L V8
  • 3" Tubing, 4" Polished SS Tips
  • Dual Rear Exit
  • 60 Series Delta Flow Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817500
    • FREE
    • SHIPPING
      & HANDLING!
    Dyno Chart for 817500 MPG Installation Instructions for 817500
  • $784.85
    Order Today Ships 04/21/14

    389-817116
    American Thunder Cat-Back Exhaust System
  • 1987-93 Ford Mustang GT 5.0L
  • 2.5" Tubing, No Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817116
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817116
  • $476.24
    Order Today Ships 04/21/14
    Ford Mustang GT/Cobra 4.6L/5.0L

    389-817215
    American Thunder Cat-Back Exhaust System
  • 1998 Ford Mustang GT/Cobra 4.6L V8
  • 2.5" Tubing, 2.5" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817215
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817215
  • $564.99
    Order Today Ships 04/21/14

    389-17112
    American Thunder Cat-Back Exhaust System
  • 1994-97 Ford Mustang GT/Cobra 4.6L/5.0L
  • 2.5" Tubing, No Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • Aluminized Steel
    More info on Flowmaster 17112
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 17112
  • $379.99
    Ships

    389-817212
    American Thunder Cat-Back Exhaust System
  • 1994-97 Ford Mustang GT/Cobra 4.6L/5.0L
  • 2.5" Tubing, 2.5" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817212
    • FREE
    • SHIPPING
      & HANDLING!
    Dyno Chart for 817212 MPG Installation Instructions for 817212
  • $561.99
    Order Today Ships 04/21/14
    Ford Mustang GT/LX/Cobra 4.6L/5.0L V8

    389-817574
    American Thunder Cat-Back Exhaust System
  • 1986-98 Ford Mustang GT/LX/Cobra 4.6L/5.0L V8
  • 2.5" Tubing, No Tips
  • Dual Dump Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817574
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817574
  • $325.00
    Order Today Ships 04/21/14
    Ford Mustang GT/Mach 1/Bullitt 4.6L V8

    389-817312
    American Thunder Cat-Back Exhaust System
  • 1999-2004 Ford Mustang GT/Mach 1/Bullitt 4.6L V8
  • 2.5" Tubing, 3" Polished SS Tips
  • Dual Rear Exit
  • Super 40 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817312
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817312
  • $524.51
    Order Today Ships 04/21/14
    Ford Mustang LX 5.0L

    389-17113
    American Thunder Cat-Back Exhaust System
  • 1986-93 Ford Mustang LX 5.0L
  • 1986 Mustang GT 5.0L
  • 2.5" Tubing, OE Aluminized Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • Aluminized Steel
    More info on Flowmaster 17113
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 17113
  • $379.99
    Ships

    389-817213
    American Thunder Cat-Back Exhaust System
  • 1986-93 Ford Mustang LX 5.0L
  • 1986 Mustang GT 5.0L
  • 2.5" Tubing, 2.5" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817213
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817213
  • $491.27
    Order Today Ships 04/21/14
    GM A-Body

    389-817409
    American Thunder Header-Back Exhaust System
  • 1968-72 GM A-Body V8
  • 2.5" Tubing, No Tips
  • Dual Rear Exit
  • Super 40 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817409
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817409
  • $542.99
    Ships

    389-17119
    American Thunder Header-Back Exhaust System
  • 1964-72 GM A-Body V8 (Does Not Fit El Camino)
  • 2.5" Tubing, No Tips
  • Dual Rear Exit
  • Super 40 Series Muffler
  • Aluminized Steel
    More info on Flowmaster 17119
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 17119
  • $479.99
    Ships
    GM A-Body/G-Body

    389-817456
    American Thunder Cat-Back Exhaust System
  • 1978-88 GM A-Body/G-Body V8
  • 2.5" Tubing, 3" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817456
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817456
  • $634.99
    Order Today Ships 04/21/14

    389-817457
    American Thunder Header-Back Exhaust System
  • 1978-88 GM A-Body/G-Body V8
  • 2.5" Tubing, 3" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817457
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817457
  • $665.99
    Ships
    GM Bel Air

    389-817174
    American Thunder Header-Back Exhaust System
  • 1955-57 Chevy Car V8 (Except Convertible/Wagon)
  • 2.5" Tubing, 3" Polished SS Tips
  • Dual Rear Exit
  • Super 40 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817174
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817174
  • $650.00
    Ships
    GM Camaro/Firebird 3.4L V6

    389-817356
    American Thunder Cat-Back Exhaust System
  • 1993-95 GM Camaro/Firebird 3.4L V6
  • 2.5" Tubing, 3" Polished SS Tips
  • Dual Rear Exit
  • 80 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817356
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817356
  • $453.54
    Order Today Ships 04/21/14
    GM Camaro/Firebird 3.6L

    389-817483
    American Thunder Axle-Back Exhaust System
  • 2010-14 Chevy Camaro 3.6L V6
  • 2.5" Tubing, 4" Polished SS Tips
  • Dual Rear Exit
  • 40 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817483
    • FREE
    • SHIPPING
      & HANDLING!
    Dyno Chart for 817483 MPG Installation Instructions for 817483
  • $584.28
    Ships

    389-817572
    American Thunder Cat-Back Exhaust System
  • 2010-13 Chevy Camaro 3.6L
  • 3" Tubing, 4" Polished SS Tip
  • Dual Rear Exit
  • 40 Series Delta Flow Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817572
    • FREE
    • SHIPPING
      & HANDLING!
    Dyno Chart for 817572 MPG Installation Instructions for 817572
  • $926.00
    Order Today Ships 04/21/14
    GM Camaro/Firebird 3.8L V6

    389-17358
    American Thunder Cat-Back Exhaust System
  • 1998-2002 GM Camaro/Firebird 3.8L V6
  • 2.5" Tubing, 3" Polished SS Tips
  • Dual Rear Exit
  • 80 Series Muffler
  • Aluminized Steel
    More info on Flowmaster 17358
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 17358
  • $439.99
    Ships

    389-17357
    American Thunder Cat-Back Exhaust System
  • 1995-97 GM Camaro/Firebird 3.8L V6
  • 2.5" Tubing, 3" Polished SS Tips
  • Dual Rear Exit
  • 80 Series Muffler
  • Aluminized Steel
    More info on Flowmaster 17357
    $9.99
    MPG Installation Instructions for 17357
  • $439.99
    Order Today Ships 04/21/14
    GM Camaro/Firebird V8

    389-17149
    American Thunder Header-Back Exhaust System
  • 1970-74 GM Camaro/Firebird V8
  • 2.5" Tubing, 2.5" Polished SS Tips
  • Dual Rear Exit
  • Super 50 Series Delta Flow Muffler
  • Aluminized Steel
    More info on Flowmaster 17149
    $9.99
    MPG Installation Instructions for 17149
  • $549.99
    Ships

    50 Products Page: 1 2 ... |  Next Results per Page: