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Flowmaster 2005-2010 Ford Mustang American Thunder Cat Back Exhaust System 817494

Flowmaster 2005-2010 Ford Mustang American Thunder Cat Back Exhaust System 817494
Flowmaster 2005-2010 Ford Mustang American Thunder Cat Back Exhaust System 817494Flowmaster 2005-2010 Ford Mustang American Thunder Cat Back Exhaust System 817494Flowmaster 2005-2010 Ford Mustang American Thunder Cat Back Exhaust System 817494Flowmaster 2005-2010 Ford Mustang American Thunder Cat Back Exhaust System 817494Flowmaster 2005-2010 Ford Mustang American Thunder Cat Back Exhaust System 817494
$1,788.99 ea
NEWARRIVING SOONEstimated Ship Date 10/26/2023 (If Ordered Today)23 available from HOLLEY PERFORMANCE PRODUCTS as of 10/03/2023
Model: 4005341
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
OVERSIZE 2
For the serious enthusiast who is looking for all the performance benefits of a complete Cat-back dual exhaust system, this is it. As an American Thunder system, it delivers an aggressive exterior sound level and a moderate interior tone that is suited to the enthusiast who wants to be heard. With maximum performance and easy fit in mind, the system is mandrel bent and includes specially engineered mufflers featuring Delta Flow technology. 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 a simple installation.
Features:
  • Mandrel Bent 16ga 409 Stainless Tubing
  • Includes Hangers And Hardware For Easy Installation
  • Dyno Tuned for Maximum Performance
  • Premium Flowmaster Quality
  • 3 Year Limited Warranty
  • Made in the USA
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
Installation Notes:
Fits 2005-2010 Ford Mustang GT, GT500, California Special or convertible with 4.6L or 5.4L engine.

About Flowmaster

Manufacturer of performance exhaust systems, mufflers, performance air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.

Downloads:

Download Name File Size
fm_warranty_general.pdf88.58KB
FM_Warranty_General.pdf88.58KB
NAFTA_COO-2013.pdf105.94KB
817494.pdf134.64KB
817494_Dyno.pdf326.01KB
817494_instructions.pdf3.22MB

Videos:

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine Fitment Notes
Ford Mustang Bullitt 2008 4.6L / 281 / V8 Dual; Dual Rear Exit; Incl. 3.0 in. Tubing/Special Build 60 Series(TM) Mufflers/Scavenger X-Pipe/4.0 in. Polished Stainless Tips;50 State Legal / California Emissions Compliant
Ford Mustang Bullitt 2009 4.6L / 281 / V8 Dual; Dual Rear Exit; Incl. 3.0 in. Tubing/Special Build 60 Series(TM) Mufflers/Scavenger X-Pipe/4.0 in. Polished Stainless Tips;50 State Legal / California Emissions Compliant
Ford Mustang GT 2005 4.6L / 281 / V8 Dual; Dual Rear Exit; Incl. 3.0 in. Tubing/Special Build 60 Series(TM) Mufflers/Scavenger X-Pipe/4.0 in. Polished Stainless Tips;50 State Legal / California Emissions Compliant
Ford Mustang GT 2006 4.6L / 281 / V8 Dual; Dual Rear Exit; Incl. 3.0 in. Tubing/Special Build 60 Series(TM) Mufflers/Scavenger X-Pipe/4.0 in. Polished Stainless Tips;50 State Legal / California Emissions Compliant
Ford Mustang GT 2007 4.6L / 281 / V8 Dual; Dual Rear Exit; Incl. 3.0 in. Tubing/Special Build 60 Series(TM) Mufflers/Scavenger X-Pipe/4.0 in. Polished Stainless Tips;50 State Legal / California Emissions Compliant
Ford Mustang GT 2008 4.6L / 281 / V8 Dual; Dual Rear Exit; Incl. 3.0 in. Tubing/Special Build 60 Series(TM) Mufflers/Scavenger X-Pipe/4.0 in. Polished Stainless Tips;50 State Legal / California Emissions Compliant
Ford Mustang GT 2009 4.6L / 281 / V8 Dual; Dual Rear Exit; Incl. 3.0 in. Tubing/Special Build 60 Series(TM) Mufflers/Scavenger X-Pipe/4.0 in. Polished Stainless Tips;50 State Legal / California Emissions Compliant
Ford Mustang GT 2010 4.6L / 281 / V8 Dual; Dual Rear Exit; Incl. 3.0 in. Tubing/Special Build 60 Series(TM) Mufflers/Scavenger X-Pipe/4.0 in. Polished Stainless Tips;50 State Legal / California Emissions Compliant
Ford Mustang Shelby GT 2007 4.6L / 281 / V8 Dual; Dual Rear Exit; Incl. 3.0 in. Tubing/Special Build 60 Series(TM) Mufflers/Scavenger X-Pipe/4.0 in. Polished Stainless Tips;50 State Legal / California Emissions Compliant
Ford Mustang Shelby GT 2008 4.6L / 281 / V8 Dual; Dual Rear Exit; Incl. 3.0 in. Tubing/Special Build 60 Series(TM) Mufflers/Scavenger X-Pipe/4.0 in. Polished Stainless Tips;50 State Legal / California Emissions Compliant

Specifications:

2WD/4WD 2WD
California Proposition 65 Chemical Name Chromium (hexavalent compounds)
California Proposition 65 Chemical Name 1 Nickel (Metallic)
California Proposition 65 Chemical Name 2 Chromium (hexavalent compounds)
California Proposition 65 Required Yes
Emission Code 5
Exhaust Series American Thunder
Exhaust Type Dual
Exit Position Dual Rear
Exit Style Straight
Heat Shield No
Heat Shield Attached No
Inlet Diameter 2.500 in.
Inlet Diameter (in) 2.5
Inlet Inside Diameter 3.000 in.
Material Stainless Steel
Muffler Count 2
Muffler Part Number Kit Only
Muffler Quantity 2
Muffler Series 60 Series Delta Flow
Outlet Diameter 3.000 in.
Outlet Diameter (in) 3
Outlet Outside Diameter 3.000 in.
Part Type Exhaust System Kit
Single Dual Dual
Single or Dual Dual
Sound Level Aggressive
System Type Cat Back
Tail Pipe Diameter 3.000 in.
Tip Diameter 4.000 in.
Tip Diameter (in) 4
Tip Quantity 2
Tubing Diameter 3.000 in.
Tubing Diameter (in) 3
WARNING CA Proposition 65 WARNING: Cancer and Reproductive Harm
Warranty Limited Lifetime (Lifetime)

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Flowmaster 2005-2010 Ford Mustang American Thunder Cat Back Exhaust System 817494:
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