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  • Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
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Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
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Load image into Gallery viewer, Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
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Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129

Exhaust, Mufflers & Tips Catback
Flowmaster
flo817129
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. 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# 17129. This system Does Not fit convertibles without either modifying the factory X-brace by adding 3/8-inch spacers to lower the brace from the body. Features & Benefits Includes Hangers and Hardware for an Easy Installation True Dual 2.50-inch Crossmember-Back Exhaust System Mandrel-bent 16-gauge Stainless Steel Tubing Aggressive to Moderate Exterior Exhaust Tone Super 44 Series Performance Mufflers Tailpipes Exit in the Stock Location Includes All Necessary Hardware Built-in H-pipe Cross-over
Flowmaster U-FIT 2.50 in. Dual Kit - 815936
Flowmaster U-FIT 2.50 in. Dual Kit - 815936
$658.95 $524.70
Flowmaster 87-93 Mustang GT 5.0L American Thunder SS Cat-Back Exhaust System - 817116
Flowmaster 87-93 Mustang GT 5.0L American Thunder SS Cat-Back Exhaust System - 817116
$1,068.95 $852.11
Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System - 817129
SKU: flo817129
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. 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# 17129.

This system Does Not fit convertibles without either modifying the factory X-brace by adding 3/8-inch spacers to lower the brace from the body.

Features & Benefits

  • Includes Hangers and Hardware for an Easy Installation
  • True Dual 2.50-inch Crossmember-Back Exhaust System
  • Mandrel-bent 16-gauge Stainless Steel Tubing
  • Aggressive to Moderate Exterior Exhaust Tone
  • Super 44 Series Performance Mufflers
  • Tailpipes Exit in the Stock Location
  • Includes All Necessary Hardware
  • Built-in H-pipe Cross-over
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In Stock Items:
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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