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Precision Tuned for the 7th Gen Mustang GT
The CORSA 21261BLK Sport Valved Axle-Back exhaust is part of CORSA's Active Exhaust Collection for the 2024 and newer Ford Mustang GT 5.0L V8. Built from premium 304 stainless steel with Corsa-designed valves, this system pairs a 3.0 in axle-back design with twin 4.0 in black Pro-Series tips for custom tuned sound tailored to the Coyote V8.
Key Features
- 3.0 in 304 stainless steel axle-back construction, part number 21261BLK
- Twin 4.0 in black Pro-Series tips
- Sport Valved sound level custom tuned for the Coyote V8
- Corsa-designed valves and custom-tuned mufflers
- No-drone RSC Technology for refined highway cruising
- Limited lifetime warranty, engineered and built in the USA
Fitment
| Year Range | Make | Model | Trim |
|---|---|---|---|
| 2024-2025 | Ford | Mustang | GT |
5.0L V8 Coupe equipped with the factory Active Valve Exhaust system.
Specifications
| Detail | Value |
|---|---|
| Part Number | 21261BLK |
| Pipe Diameter | 3.0 in |
| Tip Size | Twin 4.0 in |
| Tip Finish | Black Pro-Series |
| Sound Level | Sport Valved |
| Material | 304 Stainless Steel |
| UPC | 847466027321 |
What's Included
- CORSA 21261BLK axle-back exhaust system
- Twin 4.0 in black Pro-Series tips
- Mounting clamps and hardware
- Installation instructions
About CORSA Performance
CORSA Performance designs and manufactures performance exhaust systems, cold air intakes, and carbon fiber accessories in Berea, Ohio. The Active Exhaust Collection for the 7th generation Mustang uses Corsa-designed valves and custom-tuned mufflers to deliver a tailored sound experience, all backed by a limited lifetime warranty.
Related Parts on Our Site
- Corsa 2015-2017 Ford Mustang GT 5.0 3in Axle Back Exhaust Black Quad Tips (Sport)
- Corsa 2016-2024 Chevrolet Camaro SS / ZL1 Valved Axle-Back Exhaust w/ Black Carbon Fiber Quad Tips
Frequently Asked Questions
What is the 21261BLK?The CORSA 21261BLK is a 3.0 in Sport Valved axle-back exhaust system for the 2024 and newer Ford Mustang GT 5.0L V8, finished with twin 4.0 in black Pro-Series tips.
Does the 21261BLK work with the factory Active Valve Exhaust?Yes, this system is engineered to integrate with the 7th generation Mustang's factory Active Valve Exhaust system.
What sound level does the 21261BLK provide?Sport Valved, custom tuned for the Coyote V8 engine to balance an aggressive tone with cruising refinement.
What is the UPC for the 21261BLK?The UPC for part 21261BLK is 847466027321.
Is professional installation required for the 21261BLK?No welding or cutting is required. Installation is bolt-on using factory hangers and supplied clamps.
Does the 21261BLK come with a warranty?Yes, CORSA backs this system with a limited lifetime warranty against manufacturing defects.
What tip finish does the 21261BLK use?Part 21261BLK features twin 4.0 in black finished Pro-Series tips.
Is the 21261BLK made in the USA?Yes, CORSA exhaust systems are engineered and manufactured in the United States.
Installation Instructions
- Raise and safely support the vehicle, then allow the exhaust to cool completely.
- Remove the factory axle-back exhaust section at the mid-pipe connection.
- Position the CORSA 21261BLK axle-back system and align with factory hangers.
- Install the supplied clamps at each connection point without fully tightening.
- Reconnect the factory Active Valve Exhaust actuator wiring.
- Adjust tip alignment so both tips are centered and parallel with the rear bumper.
- Torque all clamps to specification starting from the front of the system.
- Start the engine, verify valve operation across drive modes, and check for leaks.
WARNING: This product can expose you to chemicals including nickel compounds, which are known to the State of California to cause cancer, and carbon monoxide, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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