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Flowmaster 817281

American Thunder Header-Back Exhaust System 1967-70 Ford Mustang V8



Flowmaster 817281

Part Number: 389-817281

American Thunder Header-Back Exhaust System
  • 1967-70 Ford Mustang V8
  • 2.5" Tubing
  • 3" Polished SS Tips
  • Dual Rear Exit
  • Super 44 Series Muffler
  • 409S Stainless Steel
  • $586.97

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    Flowmaster 817281 American Thunder Header-Back Exhaust System 1967-70 Ford Mustang V8 $586.97

    Flowmaster 817281 Details

    Ford Mustang V8

    For cars with valance cutouts, does NOT fit convertible or cars with staggered shock.

    Flowmaster 409S stainless 2.50" dual Header-back exhaust for 1967-1970 Mustangs features the Super 44 Two Chamber mufflers,custom designed H-pipe assembly, mandral bent 2.50" tailpipes and finished off with 3.00" polished T304 stainless steel tips that exit through the factory valance. This American Thunder system gives your Mustang a powerful, aggressive tone inside and out, while delivering the performance and efficiency improvements Flowmaster is famous for. With 16 gauge 409S stainless steel construction and a complete stainless hardware package, Flowmaster has the last exhaust a classic Mustang will ever need.

    Key Features:

  • Stainless Steel Construction
  • Exits Through Rear Valance
  • Super 44 Mufflers For a Classic Flowmaster Sound.
  • Limited Lifetime Warranty
  • Dyno Tuned For Maximum Performance

  • Specifications:

    Inlet Size (in.)
    2.5
    Outlet Size (in.)
    2.5
    Material
    409 Stainless Steel
    Inlet Size (in.)
    N/A
    Exit Position
    Dual Rear
    Exhaust Type
    Dual
    Exit Style
    Straight
    Tip Size
    3 in.
    Hardware Included
    Yes
    Tip Finish
    Polished
    Tip Included
    Yes
    Exit Location
    Split Rear
    Exit Quantity
    Two
    Muffler Included
    Yes
    Inlet Quantity
    One
    Intermediate Pipe Diameter (in.)
    2.5
    Muffler Configuration
    Single inlet/Single outlet
    Muffler Finish
    Natural
    Muffler Material
    Stainless steel
    Muffler Quantity
    Two
    Muffler Style
    Chambered
    Quantity
    Sold as a kit
    System Finish
    Natural
    System Material
    Stainless steel
    Tailpipe Diameter (in.)
    2.5
    Tip Cut
    Slant
    Tip Edge Style
    Rolled edge
    Tip Material
    Stainless steel
    Tip Outlet Size (in.)
    3
    Tip Quantity
    Single
    Tip Shape
    Round
    System Style
    Header-back
    Manufacturer's Part Number:
    817281

    Best suited to enthusiasts who want their cars to be heard while improving throttle response, power, and mileage. American Thunder Exhaust Systems are mandrel bent for optimum performance with specially selected mufflers. Made in the USA.

    Features
  • Premium Flowmaster quality
  • Axle-back, cat-back, or header-back
  • 16-gauge stainless or aluminized steel tubing
  • Moderate to aggressive exterior exhaust tone
  • Necessary hangers & hardware included for simple installation

    JEGS Easy Kits are designed by JEGS professionals to help you get all the performance parts you need.

  • Does Flowmaster 817281 fit your vehicle?

    Narrow Results
    Filter By
    Year
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    SubModel
    Filter By
    EngineType
    Filter By
    CC
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    Liter
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    Aspiration

    1970 FORD MUSTANG

    • CC: 7014
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • Aspiration: N
    • SubModel: MACH I
    • Engine Vin: R
    • CUI: 428
    • EngineType: V8

    1970 FORD MUSTANG

    • CC: 7014
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • Aspiration: N
    • SubModel: MACH I
    • Engine Vin: Q
    • CUI: 428
    • EngineType: V8

    1968 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 4.7
    • SubModel: BASE
    • EngineType: V8

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 429
    • EngineType: V8

    1968-1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 5.0
    • SubModel: BASE
    • EngineType: V8

    1968 FORD MUSTANG

    • CC: 6391
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 5.8
    • Aspiration: N
    • SubModel: MACH I
    • Engine Vin: H
    • CUI: 351
    • EngineType: V8

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • SubModel: GRANDE
    • CUI: 429
    • EngineType: V8

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 5.0
    • SubModel: GRANDE
    • EngineType: V8

    1970 FORD MUSTANG

    • CC: 5752
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 5.8
    • SubModel: MACH I
    • EngineType: V8

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • EngineType: L6
    • SubModel: GRANDE

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • EngineType: ALL
    • SubModel: BOSS 302

    1970 FORD MUSTANG

    • CC: 5753
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 5.8
    • SubModel: MACH I
    • EngineType: V8

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • Aspiration: N
    • SubModel: MACH I
    • Engine Vin: R
    • CUI: 428
    • EngineType: V8

    1970 FORD MUSTANG

    • CC: 7014
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • Aspiration: N
    • SubModel: GRANDE
    • Engine Vin: Q
    • CUI: 428
    • EngineType: V8

    1968 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • SubModel: BASE
    • EngineType: V8

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • SubModel: GRANDE
    • CUI: 428
    • EngineType: V8

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 5.8
    • Aspiration: N
    • SubModel: MACH I
    • Engine Vin: M
    • CUI: 351
    • EngineType: V8

    1969-1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 5.8
    • SubModel: BASE
    • EngineType: V8

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 428
    • EngineType: V8

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 5.8
    • SubModel: GRANDE
    • EngineType: V8

    1969-1970 FORD MUSTANG

    • CC: 7014
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: Q
    • CUI: 428
    • EngineType: V8

    1969 FORD MUSTANG

    • CC: 7030
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 429
    • EngineType: V8

    1970 FORD MUSTANG

    • CC: 7014
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • Aspiration: N
    • SubModel: GRANDE
    • Engine Vin: R
    • CUI: 428
    • EngineType: V8

    1969 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • EngineType: ALL
    • SubModel: BOSS 429

    1968-1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • EngineType: L6
    • SubModel: BASE

    1970 FORD MUSTANG

    • CC: 7014
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: R
    • CUI: 428
    • EngineType: V8

    1970 FORD MUSTANG

    • CC: 7030
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • Aspiration: N
    • SubModel: MACH I
    • Engine Vin: Z
    • CUI: 429
    • EngineType: V8

    1968-1969 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • SubModel: MACH I
    • CUI: 429
    • EngineType: V8

    1967 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • EngineType: ALL
    • SubModel: BASE

    1970 FORD MUSTANG

    • CC: 7030
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • Aspiration: N
    • SubModel: GRANDE
    • Engine Vin: Z
    • CUI: 429
    • EngineType: V8

    1970 FORD MUSTANG

    • CC: 7030
    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 7.0
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: Z
    • CUI: 429
    • EngineType: V8

    1970 FORD MUSTANG

    • Fitment_Note: Does Not Fit Convertibles~409S Stainless Steel~For Cars w/Valance Cutouts
    • Liter: 5.0
    • SubModel: MACH I
    • EngineType: V8
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