Stainless Works
Stainless Works 2015-2026 Mustang GT 5.0L Long Tube Headers w/ High-Flow Cats - 1-7/8in Primaries, Factory Connect (M24HCAT)
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Not sure it fits?
Text us your year and model. We confirm fitment before it ships.
Talk to our team: 920-716-4005, Monday to Friday, 10am to 6pm CT.
Rev up your 2015+ Mustang GT with a precision-crafted header system from Stainless Works.
Meticulously engineered to unleash maximum horsepower from your 5.0L Coyote engine, this system is built for Mustang owners who do not compromise on performance.
Available with 1-7/8" or 2" primary tubes, each header flows into a 3" collector with integrated merge spike for improved exhaust scavenging, horsepower, and torque.
Multiple connection options let you match your build, whether you are connecting to the stock exhaust, a Stainless Works catback, or most aftermarket catbacks.
Built from corrosion-resistant 304 stainless steel and fully TIG welded for strength and beauty, this bolt-on upgrade is designed to last a lifetime.
This listing: part number M24HCAT - Primary Size: 1-7/8, Connection Point: Factory Connect.
Highlights
- American-made from raw material to finished product
- TIG welded by skilled craftsmen for strength and beauty
- Lifetime warranty on material and craftsmanship
- Direct bolt-on fit for 2015+ Mustang GT 5.0L
- Multiple connection options to match your build
Specifications
- System Type: Long Tube Header Kit
- Primary Tube Size: 1-7/8" or 2"
- Collector Size: 3" Collector with Integrated Merge Spike
- Factory Connection: Fits To Stock Exhaust - 2-1/4"
- Performance Connection: Fits Stainless Works Catback - 3"
- Aftermarket Connection: Fits Most Aftermarket Catbacks - 3" - May Require Cutting
- Material: 304 Stainless Steel
- Welding: TIG Welded
- Warranty: Lifetime
- Origin: Made in USA
What's in the box
- Driver Side Header x1
- Passenger Side Header x1
- Catalytic Converter x2
- Lead Pipes x2
- Clamps x4
- O2 Extension x4
- Bolt Kit - 16 Pieces
- RTV x1
- Installation Instructions 2015–2017
- Installation Instructions 2018–2023
- Installation Instructions 2024+
Application
- 2015-2026 Ford Mustang GT 5.0L
Installation instructions: Stainless Works PDF
Sold and installed at Vertex Motorsports in Appleton, WI. Call (920) 716-4005.
Installed by Vertex
Want it installed? We do that in-house.
Order it for your own build, or have our team in Appleton install it. Parts and installation can be quoted together.
Not sure it fits? Send us your year and model and we confirm before it ships.