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FLOWMASTER 17421 Part Description
Manufacturer
Product Description
American Thunder Axle Back Exhaust System
Application Summary
Fits 2005 to 2009 Ford Mustang with a V6 engine; includes convertible models.
Features & Benefits
- Mandrel Bent 16ga Aluminized Tubing
- Moderate Exterior Exhaust Tone
- Mild Exterior Exhaust Tone
- Incl. Hangers and Hardware For Easy Installation
- Connects After Factory Catalytic Converter
- Dual Out Rear Exit
- Dyno Tuned for Maximum Performance
- Premium Flowmaster Quality
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
Axle back; Exhaust; Kit; Ford; Mustang; V6; Performance
FLOWMASTER 17421 Specifications
Product Attributes
| Color | Black |
| Exhaust Series | American Thunder |
| Exhaust Type | Single |
| Exit Position | Single Rear |
| Exit Style | Straight |
| Heat Shield Attached | No |
| Inlet Diameter | 2.500 in. |
| Inlet Inside Diameter | N/A |
| Material | Aluminized Steel |
| Muffler Count | 1 |
| Muffler Part Number | Kit Only |
| Muffler Series | 60 Series Delta Flow |
| Outlet Diameter | 2.500 in. |
| Outlet Outside Diameter | 3.500 in. |
| Single Or Dual | Single |
| Sound Level | Moderate |
| System Type | Axle Back |
| Tail Pipe Diameter | 2.500 in. |
| Tip Diameter | 3.500 in. |
| Tip Quantity | 1 |
| Title | Flowmaster 17421 Axle-back System 409S - Single Rear Exit - American Thunder - Moderate Sound |
| Tubing Diameter | 2.500 in. |
Additional Information
| Country of Origin (Primary) | US |
| Canadian Harmonizing Tariff Code | 8708925000 |
| Harmonized Tariff Code (Schedule B) | 8708925000 |
| Harmonized Tariff Code (HTS) | 8708925000 |
| MSDS Sheet Number | N |
| NAFTA Preference Criterion Code | B |
| Refurbished Part | N |
| Remanufactured Part | N |
| Stock Status | S |
| Warranty Time | 36 |
| Warranty Time UOM | MO |
| UPC | 00700042020584 |
FLOWMASTER 17421 Cross References
FLOWMASTER 17421 Fits Vehicles
- Ford Mustang (2005-2009)
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FLOWMASTER 17421 Manufacturer Information
A brand under Holley Performance Products, an automotive performance company based in Bowling Green, Kentucky, Flowmaster® provides a broad selection of performance exhaust systems, air intakes, and mufflers. It also offers turbo boost modules, headers, race mufflers, and various exhaust accessories for trucks, off-road, SUVs, Jeeps, powersports vehicles, classic muscle cars, and other late model cars. For more than 30 years, Flowmaster has been delivering only the best automotive exhaust products to the market and living up to its name as “The Exhaust Technology Company.” Today, the company takes its mission statement a notch higher by offering exciting new product categories to enhance its exhaust products portfolio. It aims to be “The Performance Technology Company” automotive enthusiasts can trust.
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