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  • Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
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Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
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Load image into Gallery viewer, Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Load image into Gallery viewer, Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Load image into Gallery viewer, Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Load image into Gallery viewer, Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Load image into Gallery viewer, Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
Load image into Gallery viewer, Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
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Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV

Exhaust, Mufflers & Tips Catback
Stainless Works
sswM18CBXFCV
Special order
August 16, 2026
Not CARB compliant. Not legal for sale or use in California on emissions-controlled vehicles.
$2,940.25 $3,095.00
2018+ Mustang GT 5.0L, 3" Catback Dual Exhaust with X-pipe. Improve sound and performance on your Mustang GT with this Redline catback exhaust from Stainless Works. Redline series, designed to get the most aggressive sound out of your GT, we've designed these mufflers to maximize the volume and tone of that 5.0L V8 while still eliminating any drone in the cabin. Featuring, the latest in active exhaust technology, our in-house engineered valve bolts directly to the factory electronics to allow for all exhaust modes. All tubes are CNC mandrel bent for optimal flow. Made from 304 stainless steel for maximum corrosion resistance. This system features dual-mode mufflers with a 3" valve assembly, with straight through "Track" mode and chambered "Quiet" mode. This is a quad tip exhaust, exiting through our 4" slash cut conical double wall polished tips. Includes hangers and clamps and mates to the factory connection point. This system is designed for vehicles with the Active Valve Performance Exhaust. Mill finish, All TIG welded for strength and durability. These kits come with a lifetime warranty and proudly made in the USA. Not confirmed to fit convertibles.
Stainless Works 15-18 Ford Mustang GT Aftermarket Connect 2in Catted Headers - M152H3CATLG
Stainless Works 15-18 Ford Mustang GT Aftermarket Connect 2in Catted Headers - M152H3CATLG
$2,481.00 $2,356.95
Stainless Works 07-14 Ford Cobra 5.4L/5.8L Wide Oval Port 304SS Exhaust Flanges 1-7/8in Primaries - HF54S
Stainless Works 07-14 Ford Cobra 5.4L/5.8L Wide Oval Port 304SS Exhaust Flanges 1-7/8in Primaries - HF54S
$195.00 $185.25
Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback X-Pipe w/Active Valves & Quad Tips - M18CBXFCV
SKU: sswM18CBXFCV
Product Details

Everything You Need To Know

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

Product Info

2018+ Mustang GT 5.0L, 3" Catback Dual Exhaust with X-pipe. Improve sound and performance on your Mustang GT with this Redline catback exhaust from Stainless Works. Redline series, designed to get the most aggressive sound out of your GT, we've designed these mufflers to maximize the volume and tone of that 5.0L V8 while still eliminating any drone in the cabin. Featuring, the latest in active exhaust technology, our in-house engineered valve bolts directly to the factory electronics to allow for all exhaust modes. All tubes are CNC mandrel bent for optimal flow. Made from 304 stainless steel for maximum corrosion resistance. This system features dual-mode mufflers with a 3" valve assembly, with straight through "Track" mode and chambered "Quiet" mode. This is a quad tip exhaust, exiting through our 4" slash cut conical double wall polished tips. Includes hangers and clamps and mates to the factory connection point. This system is designed for vehicles with the Active Valve Performance Exhaust. Mill finish, All TIG welded for strength and durability. These kits come with a lifetime warranty and proudly made in the USA. Not confirmed to fit convertibles.

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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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