Flowmaster American Thunder Exhaust for 1967-1970 Ford Mustang | FLO60090
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- Have a different car? See all Flowmaster American Thunder Header-Back Exhausts
- Mild interior drone and aggressive exterior tone
- Catalog Number: Flowmaster 817281
- Fits: Ford Mustang (check fitment chart for compatibility)
Flowmaster American Thunder Header-Back Exhaust | 817281
Product Specifications:
- Diameter (IN): 2-1/2 Inch
- Exhaust Tip Material: Stainless Steel
- Exhaust Tip Size (IN): 3 Inch
- Exhaust Tip Type: Round Angle-Cut
- Exhaust Type: Dual
- Exit Position: Rear
- Includes Exhaust Pipe Muffler Delete: No
- Includes Exhaust Tip: Yes
- Includes Hardware: Yes
- Includes Muffler: Yes
- Material: Stainless Steel
- Muffler Brand: Super 44 Series
- Muffler Configuration: Single Inlet/ Single Outlet
- Muffler Quantity: 2
- Outlet Type: Dual
- Required Welding: Yes
- Sound Level: Aggressive
- Type: Header-Back
Fitment Chart:
| Years | Make | Model | Submodel | Liters | Cylinders | Notes |
|---|---|---|---|---|---|---|
| 1970 | Ford | Mustang | Boss 302 | 5.0L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1970 | Ford | Mustang | Grande | 5.0L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1970 | Ford | Mustang | Grande | 5.8L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1970 | Ford | Mustang | Grande | 4.1L | L6 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1970 | Ford | Mustang | Grande | 7.0L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1970 | Ford | Mustang | Grande | 3.3L | L6 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1970 | Ford | Mustang | Mach 1 | 5.0L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1970 | Ford | Mustang | Mach 1 | 5.8L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1970 | Ford | Mustang | Mach 1 | 7.0L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1969-1970 | Ford | Mustang | Base | 5.8L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1969-1970 | Ford | Mustang | Base | 4.1L | L6 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1968-1970 | Ford | Mustang | Base | 5.0L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1968-1970 | Ford | Mustang | Base | 7.0L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1967-1970 | Ford | Mustang | Base | 3.3L | L6 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1969 | Ford | Mustang | Boss 429 | 7.0L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1967-1969 | Ford | Mustang | Base | 6.4L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
| 1967-1968 | Ford | Mustang | Base | 4.7L | V8 | Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/H-Pipe/Hardware/Super 44 Series(TM) Mufflers/3.0 in. Stainless Steel Tips; Legal On Non-Emissions Controlled Vehicles Or For Race Use; 409S Stainless Steel~Does Not Fit Convertibles~For Cars w/Valance Cutouts |
Ford Mustang exhaust system
The Flowmaster 817281 American Thunder header-back is a complete dual exhaust system. It gives your vehicle a smooth exhaust flow with an aggressive exterior tone. It is designed to perform and give you the ultimate driving experience.
Unrestricted air flow
It features a mandrel-bent tubing that allows easy and unrestricted airflow. This ensures a smooth exhaust flow, reduced internal resonance and a mild interior tone for an enjoyable driving experience.
Unmatched performance
The system is dyno tuned for optimal performance with reduced flow restrictions and internal resonance. This means that you get the best out of it without sacrificing a quiet and enjoyable drive.
Easy installation on your Ford Mustang
The exhaust system comes with a full bolt-on fitment with factory mounting points for an easy installation. It also comes with all installation hardware and a detailed manual. For the best fitment, let a professional do the installation.
Made strong to last long on your Ford Mustang
The components are made with tough steel. Expert engineers weld and process them with advanced technology to make sure that you get the value for your money. The exhaust system is virtually indestructible.
Manufacturer's guarantee of quality
Flowmaster provides a limited lifetime warranty for every purchase of the stainless steel exhaust system. The aluminized steel system comes with a three-year warranty. It is an assurance of superior quality and excellent performance.
Proudly made in the USA
The Flowmaster 817281 American Thunder header back exhaust system is proudly made in the USA with local labor and materials. The company employs thousands of American professionals every year and makes its contribution to the growth of the economy.