Stainless Works 2015-2024 Ford Mustang GT Long Tube Headers, 1-7/8in Factory Connect
Stainless Works part SM24HCAT is a Stainless Power long tube header kit for the 2015-2024 Ford Mustang GT and Dark Horse 5.0L, engineered to unlock maximum horsepower from the Coyote engine. Constructed from 1-7/8in mandrel-bent 304 stainless steel tubing with high-flow catalytic converters, the system mates directly to the factory connection point for a durable, long-lasting performance upgrade.
Key Features
- 1-7/8in mandrel-bent primary tubes for maximum airflow
- High-flow catalytic converters for reduced emissions without restricting flow
- Factory Connect design mates directly to the factory connection point
- 304 stainless steel construction, fully TIG welded
- 3/8in thick flanges for a durable, leak-free seal
Fitment
| Year | Make | Model | Engine |
|---|---|---|---|
| 2015-2024 | Ford | Mustang GT, Dark Horse | 5.0L Coyote |
Specifications
| Detail | Value |
|---|---|
| Manufacturer part number | SM24HCAT |
| Primary tube size | 1-7/8in |
| Flange thickness | 3/8in |
| Connection | Factory connection point |
| Brand/Series | Stainless Power |
What's Included
- Long tube headers
- High-flow catalytic converters
- O2 sensor extensions
- Mounting hardware
About Stainless Works
Stainless Works designs and builds American-made performance exhaust systems, headers, and mid-pipes from 304 stainless steel at its Streetsboro, Ohio facility, backed by a lifetime warranty.
FAQ
What years and trims does this fit?This header kit fits 2015-2024 Ford Mustang GT and Dark Horse models with the 5.0L Coyote engine.
Does this require cutting or welding?No. The Factory Connect design mates directly to the factory connection point.
Does this include catalytic converters?Yes. This kit includes high-flow catalytic converters.
What are the primary tube dimensions?This kit uses 1-7/8in mandrel-bent primary tubes.
Is professional installation recommended?Yes. Use a qualified installer if you are not familiar with header installation.
What material is this made from?These headers are made from 304 stainless steel and fully TIG welded with 3/8in thick flanges.
Does this fit both GT and Dark Horse trims?Yes. This kit fits both the Mustang GT and Dark Horse trims for these model years.
Does this include a warranty?Yes. Stainless Works backs this kit with a lifetime warranty on material and craftsmanship.
Installation Instructions
- Raise and support the vehicle, and disconnect the battery.
- Remove the factory exhaust manifolds/headers.
- Install O2 sensor extensions on the applicable sensors.
- Install headers using the supplied bolt kit and flanges.
- Install the high-flow catalytic converters using the supplied hardware.
- Torque all fasteners to specification and inspect for leaks.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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