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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.



  • 46 Products Page: 1 2 ... |  Next Results per Page:
    Ford Focus ST Hatchback 2.0L L4 Turbo

    389-817637
    American Thunder Cat-Back Exhaust System
  • 2013 Ford Focus ST Hatchback 2.0L L4 Turbo
  • 2.25" Tubing, 3.25" x 3.75" Oval Polished Stainless Steel Tips
  • Dual Rear Exit
  • Specially Tuned Muffler & Resonator
  • 409S Stainless Steel
    More info on Flowmaster 817637
    • FREE
    • SHIPPING
      & HANDLING!
    MPG
  • $579.99
    Order Today Ships 04/30/14
    Ford Mustang V6

    389-817421
    American Thunder Axle-Back Exhaust System
  • 2005-09 Ford Mustang 4.0L V6
  • 2.5" Tubing, 3.5" Polished SS Tips
  • Single Rear Exit
  • 60 Series Delta Flow Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817421
    • FREE
    • SHIPPING
      & HANDLING!
    Dyno Chart for 817421 MPG Installation Instructions for 817421
  • $309.59
    Order Today Ships 04/22/14
    Ford Mustang V8

    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 04/22/14

    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 04/22/14

    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 04/22/14
    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 04/22/14
    Ford Mustang GT 4.6L/5.4L V8

    389-817410
    American Thunder Axle-Back Exhaust System
  • 2005-10 Ford Mustang GT 4.6L/5.4L V8
  • 2.5" Tubing, 4" Polished SS Tips
  • Dual Rear Exit
  • 60 Series Delta Flow Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817410
    • FREE
    • SHIPPING
      & HANDLING!
    Dyno Chart for 817410 MPG Installation Instructions for 817410
  • $494.49
    Order Today Ships 04/22/14
    Ford Mustang GT 5.0L V8

    389-817588
    American Thunder Axle-Back Exhaust System
  • 2013-14 Ford Mustang GT 5.0L V8
  • 3" Tubing, 4" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817588
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817588
  • $434.99
    Ships

    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 04/22/14

    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 04/22/14
    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 04/22/14

    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 04/22/14
    Ford Mustang GT/GT500 4.6L/5.4L V8

    389-817460
    American Thunder Axle-Back Exhaust System
  • 2005-10 Ford Mustang GT/GT500 4.6L/5.4L
  • 2.5" Tubing, 4" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817460
    • FREE
    • SHIPPING
      & HANDLING!
    Dyno Chart for 817460 MPG Installation Instructions for 817460
  • $512.15
    Ships
    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 04/22/14
    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 04/22/14
    Ford Mustang LX 5.0L

    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 04/22/14
    GM A-Body

    389-817200
    American Thunder Header-Back Exhaust System
  • 1968-72 GM A-Body
  • 3" Tubing, No Tips
  • Dual Rear Exit
  • Super 40 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817200
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817200
  • $707.05
    Ships

    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

    389-817202
    American Thunder Header-Back Exhaust System
  • 1964-67 GM A-Body V8
  • 3" Tubing, 3" Polished SS Tip
  • Dual Side Exit
  • Super 40 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817202
    $9.99
    MPG Installation Instructions for 817202
  • $698.99
    Ships

    389-817412
    American Thunder Header-Back Exhaust System
  • 1964-67 GM A-Body V8
  • 2.5" Tubing, No Tips
  • Dual Side Exit
  • Super 40 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817412
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817412
  • $542.99
    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 SS 6.2L

    389-817609
    American Thunder Cat-Back Exhaust System
  • 2013 Chevy Camaro SS 6.2L V8
  • 3" Tubing, No Tips
  • Dual Rear Exit
  • Outlaw Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817609
    • FREE
    • SHIPPING
      & HANDLING!
    MPG
  • $951.99
    Ships

    389-817656
    American Thunder Cat-Back Exhaust System
  • 2014 Camaro SS Coupe 6.2L V8
  • 3" Tubing, 4" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817656
    • FREE
    • SHIPPING
      & HANDLING!
    MPG
  • $949.00
    Order Today Ships 04/30/14

    389-817700
    American Thunder Axle-Back Exhaust System
  • 2014 Chevy Camaro SS 6.2L
  • 3" Tubing, 4" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    View this item
    • FREE
    • SHIPPING
      & HANDLING!
    MPG
  • $545.90
    Order Today Ships 05/08/14
    GM Camaro/Firebird 3.6L

    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 04/22/14
    GM Camaro/Firebird V8

    389-817149
    American Thunder Header-Back Exhaust System
  • 1970-74 GM Camaro/Firebird V8
  • 2.5" Tubing, 2.5" Polished SS Tips
  • Dual Rear Exit
  • 50 Series (Slim Line) Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817149
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817149
  • $699.99
    Ships

    389-817104
    American Thunder Header-Back Exhaust System
  • 1967-74 GM Camaro/Firebird V8
  • 1968-74 Chevy Nova V8
  • 2.5" Tubing, No Tips
  • Dual Rear Exit
  • 80 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817104
    $9.99
    MPG Installation Instructions for 817104
  • $595.95
    Ships

    389-817139
    American Thunder Header-Back Exhaust System
  • 1969 GM Camaro/Firebird V8
  • 2.5" Tubing, 2.5" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817139
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817139
  • $580.81
    Ships

    389-817129
    American Thunder Header-Back Exhaust System
  • 1967-68 GM Camaro/Firebird V8
  • 2.5" Tubing, No Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
    More info on Flowmaster 817129
    • FREE
    • SHIPPING
      & HANDLING!
    MPG Installation Instructions for 817129
  • $515.67
    Ships

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