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Flowmaster FLO American Thunder Cat-Back Exhaust Systems - 817312

Flowmaster 99-04 Mustang GT 4.6L American Thunder SS Cat-Back Exhaust System
Availability: In stock
Part number: 817312
$1,049.95
In stock — usually ships within 1 business day

For the person who is looking for a complete Flowmaster® cat-back dual exhaust system with an aggressive tone. With easy fit in mind, this American Thunder® exhaust system features mandrel-bent 2.50-inch stainless steel tubing for maximum performance and includes a pair of specially selected Super 40® Series performance mufflers. The custom tailpipes feature added clearance and exit in the factory location with large 3.00-inch polished tips. The system uses the factory hanger locations for an easy install and delivers a moderate to aggressive interior and exterior tone, best suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage and are designed for an easy fit. The system includes all necessary parts, hardware and instructions for an easy installation you can do at home.

1999-2004 Ford Mustang GT, MACH1 and Bullitt with 4.6L SOHC engine, Stainless Steel - Aggressive to moderate sound

Flowmaster 99-04 Mustang GT 4.6L American Thunder SS Cat-Back Exhaust System

"Fits 1999-2004 Ford Mustang GT, MACH1 and Bullitt with 4.6L SOHC engine.

Includes Hangers and Hardware for an Easy Installation

Flowmaster American Thunder Cat-back Exhaust System

Mandrel-bent 16 Gauge Stainless Steel Tubing

3.00-inch Polished 304 Stainless Steel Tips

Super 40 Series Performance Mufflers

Dyno Tuned for Maximum Performance

Uses the Factory Hanger Locations

Moderate Exterior Exhaust Tone

9904 MUSTANG GT 46L AMT 409S

Lifetime Limited Warranty

SYS 99-04 MUSTANG GT

SYS 99-04 MU

No confirmed vehicle fitment listed We do not have a vehicle-specific fitment row for this product yet.

This does not automatically mean the part fits every 3000GT or Stealth. Send us your year, drivetrain, turbo/non-turbo status, and part number before ordering if fitment is in question.

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