Stainless Power 2011-14 Mustang GT Headers 1-7/8in Primaries High-Flow Cats 3in X-Pipe
Stainless Power 2011-14 Mustang GT Headers 1-7/8in Primaries High-Flow Cats 3in X-Pipe
Description
Stainless Power 2011-14 Mustang GT Headers 1-7/8in Primaries High-Flow Cats 3in X-Pipe
2011-14 Mustang GT headers with 1-7/8" primary tubes, 3" X-Pipe and 3" dia catted lead pipes that mate to the factory connection point. Tig welded 304 SS headers with 3/8" thick flanges and 3" dia slip fit collectors with merge spikes. This system replaces the factory manifolds, catalytic converters and H-Pipe with a superior performing lifetime guaranteed bolt-on system.
Additional Information
2011-14 Mustang GT headers with 1-7/8" primary tubes, 3" X-Pipe and catted lead pipes that mate to the factory connection point. Tig welded 304 SS headers with 3/8" thick flanges. This system replaces factory manifolds, cats and H-Pipe.
Part Type
Exhaust Header Pipe Kit
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 09:13:27
Features
Note for Australian and European Markets
Unless otherwise stated, this product may be engineered for use in Left-Hand Drive vehicles. Steering components, pedals, shifters, linkages, wing mirrors, instrument clusters, panhard rods/traction bars, drag links, brake boosters, brake or clutch lines, accelerator cables, heater cores, some master cylinders and adjacent parts can vary between LHD and RHD configurations. In some models compenents such as windscreen wiper arms, motors and linkages could differ in their size and orientation. Items such as floor mats & dash mats may have differences in their structure around the front row (or padding in different locations). In many cases items are identical depending on the design of the vehicle and part, but may have differing mounts, lengths or bolt patterns. Carefully review the product images and details to ensure suitability for your vehicle, or contact StreetFX support if you are unsure. Returns are not accepted for special order products.
(keyword: headers)Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Specifications
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Stainless Works |
| StreetFX SKU | sswSM11HCATX |
| SFX Item ID | 4081949 |
| Accounting SKU | ssw-SM11HCATX |
| Manufacturer SKU | SM11HCATX |
| Manufacturer UPC | 887753141842 |
| Alternative References | SM11HCATX, STW-SM11HCATX |
Header, Long Tube, Stainless Steel, 1 7/8 in. Tubes, 3 in. Collectors, Ford, 5.0L, Pair
Stainless Power products are designed by Stainless Works, and made exclusively to our exact specifications from the highest quality 304 stainless steel. Factory manifolds can be restrictive and hold back the true potential of your ride. Stainless Power headers unlock the power of your engine. Our long tube, free-flowing design reduces back pressure, and will bring new found power that you can feel and hear.
| Product Attributes | |
|---|---|
| UPC | 887753141842 |
| Brand | Stainless Power |
| Notes | Requires no gaskets. RTV sealant included. Factory connection point, designed for use with stock or aftermarket cat-back exhaust systems using the factory connection. |
| Tuned | No |
| Weld-Up | No |
| Quantity | Sold as a pair. |
| Part Type | Headers |
| Flange Style | Standard |
| Header Color | Natural |
| Header Style | Long tube one-piece |
| Product Line | Stainless Works Stainless Power Headers |
| Header Material | 304 stainless steel |
| Gaskets Included | No |
| Bolts/Studs Included | Yes |
| Collector Attachment | Slip fit |
| Crossover Pipe Style | X-pipe |
| Motor Mounts Included | No |
| Flange Thickness (in.) | 0.38 in. |
| Crossover Pipe Diameter | 3.000 in. |
| Crossover Pipe Included | Yes |
| Collector Diameter (in.) | 3.00 |
| Cylinder Head Port Shape | Round |
| Manufacturer's Part Number | SM11HCATX |
| Collector Reducers Included | No |
| Transmission Mount Included | No |
| Catalytic Converter Quantity | 2 |
| Catalytic Converter(s) Included | Yes |
| Primary Tube Outside Diameter (in.) | 1 7/8 in. |
Compatibility
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