877.352.5355 Contact Us Mon-Sat 10a-6p
DRIVEN BY CARE

Flowmaster 1967-1970 Ford Mustang American Thunder Crossmember-Back Exhaust System 817282

Flowmaster 1967-1970 Ford Mustang American Thunder Crossmember-Back Exhaust System 817282
Flowmaster 1967-1970 Ford Mustang American Thunder Crossmember-Back Exhaust System 817282Flowmaster 1967-1970 Ford Mustang American Thunder Crossmember-Back Exhaust System 817282
$1,286.99 ea
NEWARRIVING SOONEstimated Ship Date 07/04/2024 (If Ordered Today)2 Available from HOLLEY PERFORMANCE PRODUCTS as of 06/14/2024
Model: 4005301
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
OVERSIZE 2
For the person who is looking for a true dual crossmember-back exhaust system with an moderate to aggressive exhaust tone. With an easy fit in mind, these systems are constructed from 16-gauge mandrel-bent stainless steel tubing with a built-in H-pipe crossover, a pair of specially selected Super 44 Series mufflers and includes all hangers and hardware necessary for installation. The American Thunder systems deliver a moderate to aggressive interior and exterior tone and are best suited to the enthusiast who wants their performance to be heard. The tailpipes in this system exit under the rear valance with a turn-down in the tailpipes. Like all Flowmaster exhaust systems, the benefits include improved throttle response, power and mileage. If you prefer aluminized steel construction, check out optional system# 17282.
Features:
  • H-pipe Crossover for Maximum Power and Deep Tone
  • Super 44 Series Mufflers for Deep Powerful Sound
  • Includes Hangers and Hardware for Installation
  • Mandrel-bent 16-gauge Stainless Steel Tubing
  • Moderate to Aggressive Exterior Exhaust Tone
  • Crossmember-back True Dual Exhaust System
  • Does Not Include Header Reducers or Downpipes for Factory Manifolds
  • Lifetime Limited Warranty
"Does not fit convertibles, staggered shock models, or cars with exhaust cutouts in the rear valance.
Installation Notes:
"Does not fit convertibles, staggered shock models, or cars with exhaust cutouts in the rear valance.

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
817282_instructions.pdf4.27MB

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 Years Engine
Ford Mustang 1967 6.4L / 390 / V8
4.7L / 289 / V8
7.0L / 428 / V8
Ford Mustang 1968 6.4L / 390 / V8
7.0L / 427 / V8
5.0L / 302 / V8
4.7L / 289 / V8
7.0L / 428 / V8
Ford Mustang 1969 6.4L / 390 / V8
5.0L / 302 / V8
7.0L / 428 / V8
Ford Mustang 1970 5.0L / 302 / V8
7.0L / 428 / V8

Specifications:

2WD/4WD 2WD
California Proposition 65 Chemical Name Chromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 Required Yes
Emission Code 5
Exhaust Series American Thunder
Exit Position Dual Out Rear
Heat Shield No
Inlet Diameter (in) 2.5
Material 409 Stainless Steel
Muffler Part Number Kit Only
Muffler Quantity 2
Muffler Series Super 44 Series
Outlet Diameter (in) 2.5
Part Type Exhaust System Kit
Product Type Exhaust System
Proposition 65 www.P65Warnings.ca.gov
Single Dual Dual
Sound Level Aggressive / Moderate
System Type Crossmember-back
Tubing Diameter (in) 2.5
Warranty Limited Lifetime (Lifetime)

Reviews:

Write a Review
* Your Name:
* Email (This will not be displayed)
* Rating:
Comments:

Ask a question about

Flowmaster 1967-1970 Ford Mustang American Thunder Crossmember-Back Exhaust System 817282:

Frequently bought together

Mustang Depot 2024