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Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
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Load image into Gallery viewer, Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
Load image into Gallery viewer, Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
Load image into Gallery viewer, Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
Load image into Gallery viewer, Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
Load image into Gallery viewer, Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
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Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35

Exhaust, Mufflers & Tips Muffler
Stainless Works
sswRM35
Special order
August 16, 2026
Not CARB compliant. Not legal for sale or use in California on emissions-controlled vehicles.
$152.57 $160.60
Race muffler, Made from 304 stainless steel for maximum corrosion resistance. This muffler has 3-1/2" OD inlet and outlet with perforated core, 4-1/4" diameter round body with an overall length of 5" with a mill finish. These are TIG welded for strength and durability. These kits come with a Five year limited warranty and proudly made in the USA.
Stainless Works 2018 Jeep TrackHawk 6.2L Headers 1-7/8in Primaries High-Flow Cats 3in Leads - JEEP1862HCAT
Stainless Works 2018 Jeep TrackHawk 6.2L Headers 1-7/8in Primaries High-Flow Cats 3in Leads - JEEP1862HCAT
$2,695.00 $2,560.25
Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback H-Pipe w/Active Valves & Quad Tips - M18CBHFCV
Stainless Works 2018+ Ford Mustang GT 3in Redline Series Catback H-Pipe w/Active Valves & Quad Tips - M18CBHFCV
$3,095.00 $2,940.25
Stainless Works 3.5in OD 4.25in Body 5in Length Race Muffler - RM35
SKU: sswRM35
Product Details

Everything You Need To Know

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

Product Info

Race muffler, Made from 304 stainless steel for maximum corrosion resistance. This muffler has 3-1/2" OD inlet and outlet with perforated core, 4-1/4" diameter round body with an overall length of 5" with a mill finish. These are TIG welded for strength and durability. These kits come with a Five year limited warranty and proudly made in the USA.

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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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