Stainless Works 15-24 Ford Mustang Headers Stainless Power Factory Connect 1-7/8in. (part # SM24HCAT), built from 304 stainless steel by Stainless Works in Streetsboro, Ohio.
Stainless Power
304 Stainless Steel
TIG Welded
2015+ Mustang GT
High-Flow Cats
2 Year Warranty
Overview
Rev up your 2015+ Mustang GT with a precision-crafted Stainless Power header system.
Meticulously engineered to unleash maximum horsepower from your 5.0L Coyote engine, this system delivers value-focused performance for Mustang owners who want serious sound and power.
Built with 1-7/8" primary tubes, a 3" collector with integrated merge spike, and high-flow catalytic converters, these headers improve exhaust flow, horsepower, and torque.
Choose from Factory, Performance, or Aftermarket connection options to match your build and exhaust setup.
Stainless Power gives you value-focused performance with 304 stainless steel construction, smooth mandrel bends, fully TIG welded craftsmanship, and a 2 year warranty.
Why Stainless Power
- Value-focused performance for Mustang GT owners
- 304 stainless construction for long-term exhaust durability
- Fully TIG welded for strength and beauty
- 2 year warranty on Stainless Power header systems
- Multiple connection options to match your build
Key Features
Stainless Power - 2 Year Warranty
Value-focused performance with a 2 year Stainless Power warranty.
1-7/8" Primary Tubes
Optimized primary size for strong Coyote performance.
3" Collector
Integrated merge spike supports improved exhaust flow and performance.
High-Flow Catalytic Converters
Catted lead pipes support improved flow and performance.
Factory Connection
Fits to stock exhaust with a 2-1/4" connection.
Performance Connection
Fits Stainless Works catback systems with a 3" connection.
Aftermarket Connection
Fits most aftermarket catbacks with a 3" connection. May require cutting.
Bolt-On Power
Adds horsepower and torque with a true performance header upgrade.
Mandrel Bent Tubing
Smooth airflow with zero restriction bends.
TIG Welded Construction
Precision welds for maximum durability.
Specifications
| Vehicle Fitment |
2015+ Mustang GT 5.0L |
| Brand Line |
Stainless Power |
| System Type |
Long Tube Header Kit |
| Primary Tube Size |
1-7/8" |
| Collector Size |
3" Collector with Integrated Merge Spike |
| Catalytic Converters |
High-Flow |
| 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 |
2 Years |
⇩ Download 2015–2017 Instructions (PDF) ⇩ Download 2018–2023 Instructions (PDF) ⇩ Download 2024+ Instructions (PDF)
See It In Action
Sound Comparison and Features — 2015–2026 Mustang GT Stainless Power Headers
Watch Alejandro Flores unbox Stainless Power Headers
Watch Alejandro Flores unbox Stainless Power Headers on his YouTube channel, dedicated to educating enthusiasts on all things Ford!
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+
Frequently Asked Questions
Will these Stainless Power headers fit my 2015+ Mustang GT?
Yes. This Stainless Power header system is designed for 2015+ Mustang GT models with the 5.0L engine.
What is the difference between Stainless Works and Stainless Power?
Stainless Works is for premium performance, while Stainless Power is for value-focused performance to meet different goals and budgets.
What connection options are available?
Factory Connection fits the stock exhaust at 2-1/4", Performance Connection fits Stainless Works catbacks at 3", and Aftermarket Connection fits most aftermarket catbacks at 3" and may require cutting.
What warranty is included?
Stainless Power header systems include a 2 year warranty.
Questions? Call us at | Mon–Fri 7:30am–4:30pm EST
Stainless Power Performance — Free Shipping on Orders $50+
This Listing
- Brand: Stainless Works
- Part number: SM24HCAT
- Product type: Headers
- Fitment: 15-24 Ford Mustang
- Configuration: Factory Connect
- EPA status: Testing
- Shipping weight: 57.2 lb
California Prop 65 warning applies to this product.
Emissions note: headers, downpipes and catless/high-flow pipes may not be legal for street use in all states. Check your local emissions laws before installing.
Fitment note: Stainless Works systems are application-specific (year, cab/bed, transmission and factory exhaust). Send us your VIN before ordering and we will confirm fitment: 954-507-6261 or sales@americanmuscleperformance.net.
