Product Type �Exhaust Kits – American Thunder Kit Part Description �Cat-back System 409S – Dual Rear Exit – American Thunder – Moderate Sound Application Note � Sound Level/Sound Clip �Moderate Sound Video Links �Not Available Installation File �Click to download� DYNO Information �Not Available Special Note �Not Available OTHER SPECIFICATIONS � Material �Stainless Steel Inlet: Diameter/Location �2.5 in. / Not Available Outlet: Diameter/Location �2.5 in. / Not Available Box Size (LxWxH) �52.5 in. x 16.5 in. x 15 in. Shipping Weight �61 lbs. Warranty � Flowmaster 3-Year or 10-Year Warranty. See warranty details. Features and Benefits �For the person who is looking for a complete cat-back dual exhaust system with an aggressive tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation. Mandrel Bent 16ga 409 Stainless Tubing Moderate Exterior Exhaust Tone Incl Hangers and Hardware For Easy Installation Connects After Factory Catalytic Converter Dyno Tuned for Maximum Performance Fits the following vehicle(s) �Click to Show / Hide List 2001 FORD MUSTANG BULLITT V8 4.6 GAS FI1999 – 2004 FORD MUSTANG GT V8 4.6 GAS FI2003 – 2004 FORD MUSTANG MACH 1 V8 4.6 GAS FI�
Flowmaster American Thunder Exhaust (409 Stainless) – 1999-2004 Ford Mustang GT 4.6L SOHC – 817312
$746.95 Original price was: $746.95.$672.26Current price is: $672.26.
Flowmaster American Thunder Exhaust (409 Stainless) – 1999-2004 Ford Mustang GT 4.6L SOHC – 817312
$746.95 Original price was: $746.95.$672.26Current price is: $672.26.
Part Number:
817312
SKU:
817312
UPC:
700042022694 Flowmaster 817312
Related products
-
Sale!
Chevy Corvette C7 (2014+), Exhausts, GM Cars
$2,619.95Original price was: $2,619.95.$2,095.96Current price is: $2,095.96.
-
Sale!
Chevy Camaro (2016+), Exhausts, GM Cars
$2,517.90Original price was: $2,517.90.$2,014.32Current price is: $2,014.32.
-
Sale!
Chevy Corvette C7 (2014+), Exhausts, GM Cars
$2,564.99Original price was: $2,564.99.$2,051.99Current price is: $2,051.99.
-
Sale!
Exhausts, GM Cars
Borla S-type Catback Exhaust – 2016+ Cadillac ATS-V Coupe/Sedan (3.6L Twin Turbo) – 140692
$2,628.99Original price was: $2,628.99.$2,103.19Current price is: $2,103.19.





