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$789.86
$622.99
Flowmaster 817281 American Thunder Exhaust Kit, 1967-70 Mustang
Flowmaster 817281 American Thunder Exhaust Kit, 1967-70 Mustang

Flowmaster 817281 American Thunder Exhaust Kit, 1967-70 Mustang

67-70 Ford Mustang, Header-Back Exhaust System Type, Dual Single or Dual, 2WD Drivetrain

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Flowmaster 817281 American Thunder Exhaust Kit, 1967-70 Mustang
Flowmaster 817281 American Thunder Exhaust Kit, 1967-70 Mustang
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We estimate this item will ship on or before November 30th.
Part # 378817281
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$622.99
$789.86
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Important Messages:

  • This item ships directly from the manufacturer. It may take an additional 10 business days for Flowmaster to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.

Details

Exhaust System Type:
Header-Back
Single or Dual:
Dual
Exhaust Pipe Size:
2.5"
Drivetrain:
2WD
Exhaust Exit:
Dual Split Rear
Exhaust Tip Quantity:
2
Exhaust Tip Shape:
Round
Exhaust Tip Cut:
Angle
Exhaust Tip Edge Style:
Rolled Edge
Exhaust Tip Size:
3"
Sound Level:
Aggressive
Exhaust System Material:
409S Stainless Steel
Exhaust System Finish:
Natural
Exhaust Pipe Color:
Natural
Muffler Quantity:
2
Muffler Series:
Super 44 Series
Muffler Connections:
Single Inlet | Single Outlet
Muffler Material:
409 Stainless Steel
Muffler Color:
Black
Exhaust Tip Material:
304 Stainless Steel
Exhaust Tip Finish:
Polished
Exhaust Tip Color:
Natural
Inlet Quantity:
1
Inlet Size:
2.5
Outlet Size:
2.50
Tailpipe Diameter:
2.5"
Catalytic Converter(s) Included:
No
Hardware Included:
Yes
Heat Shield:
No
MFG. Part #:
817281
Sold in Quantity:
Kit
GTIN Code:
700042024643

Info

For the person who is looking for a complete Header-back dual exhaust system with an aggressive tone. 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 16 gauge stainless steel tubing
  • Aggressive Sound Exterior Exhaust Tone
  • Includes hangers and hardware for easy installation
  • Header-back System

Installation Instructions (PDF)

Application

1967-1968 Ford Mustang 4.7L V8
1967-1969 Ford Mustang 390 CID/6.4L V8
1968-1970 Ford Mustang 302 CID/5.0L V8
1969-1970 Ford Mustang 351 CID/5.8L V8
1967-1970 Ford Mustang 428 CID/7.0L V8

Notes

Fits 1967 to 1970 Ford Mustang, exits through factory valance cut outs, does not fit convertibles or cars with staggered shocks.

Notes

Kit includes Super 44 mufflers and H-pipe assembly, fits models with rear valance cutout only. Will not fit convertibles or models with staggered shocks. Due to variations in different manufacturers headers, modifications to the length and or angles of the intermediate pipes may be required when connecting to the header collectors.
Some parts are not legal for use in California or other states with similar laws/regulations

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