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  • Stainless Works 2011-14 F-150 3.5L 3-1/2in Catback S-Tube Muffler Factory Connection - FTECOCB-LMF
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Stainless Works 2011-14 F-150 3.5L 3-1/2in Catback S-Tube Muffler Factory Connection - FTECOCB-LMF
Stainless Works 2011-14 F-150 3.5L 3-1/2in Catback S-Tube Muffler Factory Connection - FTECOCB-LMF
Stainless Works 2011-14 F-150 3.5L 3-1/2in Catback S-Tube Muffler Factory Connection - FTECOCB-LMF
Stainless Works 2011-14 F-150 3.5L 3-1/2in Catback S-Tube Muffler Factory Connection - FTECOCB-LMF
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Stainless Works 2011-14 F-150 3.5L 3-1/2in Catback S-Tube Muffler Factory Connection - FTECOCB-LMF

Exhaust, Mufflers & Tips Catback
Stainless Works
sswFTECOCB-LMF
Special order
August 16, 2026
Not CARB compliant. Not legal for sale or use in California on emissions-controlled vehicles.
$1,705.25 $1,795.00
2011-14 Ford F-150 Ecoboost 3.5L for up to 156.5" Wheelbase. All tubes are CNC mandrel bent for optimal flow. Made from 304 stainless steel for maximum corrosion resistance. 3.5" catback exhaust with S-Tube Turbo Muffler to fit forward Factory Connection point. These are TIG welded for strength and durability. These kits come with a lifetime warranty and proudly made in the USA.
Stainless Works Straight Cut Exhaust Tips-2in ID Inlet 2in body - 710200
Stainless Works Straight Cut Exhaust Tips-2in ID Inlet 2in body - 710200
$109.00 $103.55
Stainless Works 2015-16 Mustang GT 3in Catback H-Pipe Retro Chambered Mufflers 3in Cores - M15CB3-LMF
Stainless Works 2015-16 Mustang GT 3in Catback H-Pipe Retro Chambered Mufflers 3in Cores - M15CB3-LMF
$2,195.00 $2,085.25
Stainless Works 2011-14 F-150 3.5L 3-1/2in Catback S-Tube Muffler Factory Connection - FTECOCB-LMF
SKU: sswFTECOCB-LMF
Product Details

Everything You Need To Know

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Product Info

2011-14 Ford F-150 Ecoboost 3.5L for up to 156.5" Wheelbase. All tubes are CNC mandrel bent for optimal flow. Made from 304 stainless steel for maximum corrosion resistance. 3.5" catback exhaust with S-Tube Turbo Muffler to fit forward Factory Connection point. These are TIG welded for strength and durability. These kits come with a lifetime warranty and proudly made in the USA.

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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.

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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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