Flowmaster American Thunder Catback Exhaust (99-04 GT, Mach 1)

Flowmaster American Thunder Catback Exhaust (99-04 GT, Mach 1)
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HEAR IT: Flowmaster American Thunder Mustang Catback Exhaust

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$389.99
Market Price $432.99You Save 10% ($43.00)
Item # 18410
Ships the same business day

Product Features

  • Aggressive Flowmaster sound.
  • Super 40 Series Mufflers.
  • 3" Polished stainless steel tips.
  • Mandrel Bent Tubing.
  • Durable Aluminized Steel Construction.
  • Fits 1999-2004 GT, Mach 1, and Bullitt Mustangs.

Flowmaster Sound.The Flowmaster American Thunder Catback exhaust system with its mandrel bent tubing will greatly improve your 1999 to 2004 Mustangs exhaust flow for an increase in power, and their included Super 40 Series Mufflers will improve your exhausts sound for a deeper throatier muscle car exhaust note.

Quality Construction. Constructed from mandrel bent 2.5" 16 gauge aluminized steel tubing for it's corrosion resistant properties the Flowmaster American Thunder Catback features their Super 40 Series chambered mufflers with 3.0 " diameter OEM style polished stainless steel tips for great muscle car looks and sound.

Fitment. This Flowmaster American Thunder Catback exhaust system is specifically designed to fit the 1999-2004 GT, 2001 Bullitt, and 2003-2004 Mach 1 Mustangs for both impressive looks and sound. This system will not fit the SVT Cobra Mustangs.


Catback Exhaust Specifications
Piping Material: Aluminized Steel Tip Material : Polished Stainless Steel
Piping Size: 2.5" Tip Size: 3.0"
Muffler Type: Chambered Fitment: 1999-2004 GT, Bullitt and Mach 1 Mustangs

Installation Time:

(approx) 2 Hours

Difficulty Level:

Advanced mechanical skills required.

What's in the box?

Hardware included:
  • (2) Two Clamps
  • (4) Four Lock Washers

What's in the box?

Hardware included:
  • (2) Two Clamps
  • (4) Four Lock Washers
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Fitment:
  • GT 99, 00, 01, 02, 03, 04
  • Mach 1 03, 04
  • Bullitt 01
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Known Exceptions:
Fits GT, Mach 1, and Bullitt.

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