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  • Flowmaster 67-70 Mustang American Thunder THRU VALANCE SS Crossmember-Back Exhaust System - 817281
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Flowmaster 67-70 Mustang American Thunder THRU VALANCE SS Crossmember-Back Exhaust System - 817281
Flowmaster 67-70 Mustang American Thunder THRU VALANCE SS Crossmember-Back Exhaust System - 817281
Flowmaster 67-70 Mustang American Thunder THRU VALANCE SS Crossmember-Back Exhaust System - 817281
Flowmaster 67-70 Mustang American Thunder THRU VALANCE SS Crossmember-Back Exhaust System - 817281
Flowmaster 67-70 Mustang American Thunder THRU VALANCE SS Crossmember-Back Exhaust System - 817281
Flowmaster 67-70 Mustang American Thunder THRU VALANCE SS Crossmember-Back Exhaust System - 817281
Flowmaster 67-70 Mustang American Thunder THRU VALANCE SS Crossmember-Back Exhaust System - 817281
Flowmaster 67-70 Mustang American Thunder THRU VALANCE SS Crossmember-Back Exhaust System - 817281
Flowmaster 67-70 Mustang American Thunder THRU VALANCE SS Crossmember-Back Exhaust System - 817281
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Flowmaster 67-70 Mustang American Thunder THRU VALANCE SS Crossmember-Back Exhaust System - 817281

Exhaust, Mufflers & Tips Catback
Flowmaster
flo817281
In stock
Not CARB compliant. Not legal for sale or use in California on emissions-controlled vehicles.
$896.96 $1,124.95
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. This system fits through the factory rear valance exhaust cutouts and includes a pair of 3.00-inch polished stainless steel tips. 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. Like all Flowmaster exhaust systems, the benefits include improved throttle response, power and mileage. If you prefer aluminized steel construction, check out optional system# 17281. Notes: Does Not fit convertibles or cars with staggered shocks. Does Not include header reducer cones or downpipes for factory manifolds. Fits 1967-1970 Ford Mustang with V8 engine and exits through rear valance exhaust cutouts. Does not fit convertibles or staggered shock models. Features & Benefits Does Not Include Header Reducers or Downpipes for Factory Manifolds Super 44 Series Performance Mufflers for Deep Powerful Sound Includes Hangers and Hardware...
Flowmaster 55-57 Chevrolet 2.5in. American Thunder SS Crossmember-Back Exhaust System - 817174
Flowmaster 55-57 Chevrolet 2.5in. American Thunder SS Crossmember-Back Exhaust System - 817174
$1,406.95 $1,121.21
Flowmaster 67-70 Mustang American Thunder UNDER VALNCE SS Crossmember-Back Exhaust System - 817282
Flowmaster 67-70 Mustang American Thunder UNDER VALNCE SS Crossmember-Back Exhaust System - 817282
$1,199.95 $956.16
Flowmaster 67-70 Mustang American Thunder THRU VALANCE SS Crossmember-Back Exhaust System - 817281
SKU: flo817281
Product Details

Everything You Need To Know

Review product information, shipping and returns, and price-match details before you order.

Product Info

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. This system fits through the factory rear valance exhaust cutouts and includes a pair of 3.00-inch polished stainless steel tips. 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. Like all Flowmaster exhaust systems, the benefits include improved throttle response, power and mileage. If you prefer aluminized steel construction, check out optional system# 17281. Notes: Does Not fit convertibles or cars with staggered shocks. Does Not include header reducer cones or downpipes for factory manifolds.

Fits 1967-1970 Ford Mustang with V8 engine and exits through rear valance exhaust cutouts. Does not fit convertibles or staggered shock models.

Features & Benefits

  • Does Not Include Header Reducers or Downpipes for Factory Manifolds
  • Super 44 Series Performance Mufflers for Deep Powerful Sound
  • Includes Hangers and Hardware for Installation
  • Mandrel-bent 16-gauge Stainless Steel Tubing
  • Aggressive to Moderate Exterior Exhaust Tone
  • 3.00-inch Polished 304 Stainless Steel Tips
  • Crossmember-Back True Dual Exhaust System
  • H-pipe Crossover for Maximum Power
  • Lifetime Limited Warranty
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In stock items typically ship within 1-3 business days. Most items arrive within 2 business days, but there are situations where it may take up to 5 business days.

Special Order Items:
Special order and out of stock items are product-specific and lead times can vary. Please e-mail us if you are looking for an ETA / Lead Time on a specific product. Special order orders are subject to cancellation if the vendor cannot provide any ETA.

Returns Policy

To start the return process, please e-mail sales@allianceracing.com

Include the following:
Subject "Return for Order#"
Order Number
Part Number
Reason

Returns are eligible for up to 14 days from delivery of items. Accepted refunds can take up to 7-10 business days to process. All refunds are subject to a 25% restocking fee, if opened. Customer may be responsible for return shipping. If 14 days have gone by since your item was delivered, unfortunately we can’t guarantee you a refund or exchange. We reserve the right to deny any return request, based on provided information.

Alliance Racing is not responsible for ensuring part fitment. It is the responsibility of the purchaser to ensure the parts being ordered are the correct fitment for the vehicle intended. Alliance Racing will not accept any returns for incorrect fitment after product is opened.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Shipping

To return your product, mail your product to:
Alliance Racing LLC
8810 Twin Lakes Blvd
Tampa, FL 33614

In many cases, you will be responsible for shipping costs to return your item. Shipping costs are non-refundable. If you receive a refund, the cost of shipping will be deducted from your refund.

Depending on your location, the time it may take for your exchanged product to reach you may vary.

If you are shipping an item over $100, you should consider using a trackable shipping service and/or purchasing Shipping Insurance.

To initiate a price match, please e-mail sales@allianceracing.com with the product information (SKU, URL, & Part Name) and a link to the competitors product page for us to validate the price match eligibility.

Please note that there are cases when we cannot offer a price match, but we will do everything in our power to try to match it. Some manufacturers have Pricing Policies that we have to adhere to.

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