Flowmaster American Thunder Axle-Back Exhaust (05-10 GT, GT500)

Flowmaster American Thunder Axle-Back Exhaust (05-10 GT, GT500)
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HEAR IT: Flowmaster American Thunder vs Stock Exhaust on an '06 Mustang GT

About Flowmaster

Flowmaster Mustang Exhaust Kits
Flowmaster, Inc. is a specialty performance aftermarket exhaust parts manufacturer. It was founded in 1983 by Ray Flugger. Originally created to minimize California Sprint Car engine noise without sacrificing performance, Flowmaster ...... READ MORE
OUR PRICE$295.99
Market Price $328.99You Save 10% ($33.00)
Item # 18403
Ships the same business day

Accessories Options

Add 2005+ Mustang 304 Stainless Steel Exhaust Hanger Kit
PRICE WITH OPTIONS $295.99

Product Features

  • Aggressive Flowmaster 60-series Delta Flow sound.
  • Polished stainless steel 4" tips.
  • Durable Aluminized Steel Construction.
  • Includes two Flowmaster mufflers
  • Fits 05-10 GT and 07-10 Shelby GT500 Mustangs.

Flowmaster Sound. The Flowmaster 60 Series Delta Flow sound from this American Thunder axle back exhaust system will improve your 2005-2010 GT or GT500 Mustangs exhaust flow for an increase in power and a throatier muscular exhaust note with their patented chambered designed mufflers.

Quality Construction. Constructed from durable 2.5" 16 gauge aluminized steel tubing for it's corrosion resistant properties the Flowmaster axle back features specialty 5" X 10" chambered 60 Series Delta Flow American Thunder mufflers with massive 4.0" diameter polished stainless steel tips for muscle car looks and sound. As an added bonus the tips are embossed with the "Flowmaster" logo for true custom styling.

Fitment. This Flowmaster American Thunder Axle-Back exhaust system is designed to fit the 2005-2010 GT and the 2007-2010 Shelby GT500 Mustangs for both great looks and great sound.

Americanmuscle recommends adding the 2005+ Mustang 304 Stainless Steel Exhaust Hanger Kit from the drop down option above, to provide more strength, stability and a cleaner installed appearance. If you have a 2007 Mustang you may need the kit for correct installation. Click here for details.

Axleback Exhaust Specifications
Piping Material: Aluminized Steel Tip Material : Polished Stainless Steel
Piping Size: 2.5" Tip Size: 4.0"
Muffler Type: Chambered Fitment: 05-10 GT and 07-10 Shelby GT500 Mustangs

Installation Time:

(approx) 1 Hour

Difficulty Level:

Advanced mechanical skills required.

What's in the box?

Hardware included:

  • (2) Two Clamps
  • (1) One Nut
  • (1) One Lock Washer

What's in the box?

Hardware included:

  • (2) Two Clamps
  • (1) One Nut
  • (1) One Lock Washer
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Fitment:
  • GT 05, 06, 07, 08, 09, 10
  • GT500 07, 08, 09, 10
  • Bullitt 08, 09

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