CORSA Sport 3" Axle-Back Exhaust with Polished 4.5" Straight-Cut Tips (21253BLK) - 2024-2026 Ford Mustang GT Coupe 5.0L
Give your S650 Mustang GT a more aggressive Coyote exhaust note while maintaining comfortable everyday cruising with the CORSA Sport 3.0-Inch Axle-Back Exhaust System. Designed specifically for 2024-2026 Ford Mustang GT 5.0L V8 Fastback/Coupe models without Active Valve Exhaust, the Sport system bolts directly to the factory resonated mid-pipe and combines CORSA's custom-tuned mufflers with polished 4.5-inch dual-wall stainless steel exhaust tips.
CORSA engineered the Sport Axle-Back specifically for the seventh-generation Mustang Coyote V8, delivering a moderately aggressive exhaust note at cold start and under heavy acceleration while maintaining a quiet, drone-free cabin at cruise. The Sport system produces approximately 7-8 dB more sound than stock and incorporates CORSA's best-in-class No DRONE RSC® Technology for an excellent balance of performance sound and everyday drivability.
Features
- CORSA Sport Axle-Back exhaust system
- Designed for 2024-2026 Ford Mustang GT 5.0L V8 Fastback/Coupe models
- For vehicles without factory Active Valve Exhaust
- Bolts directly to the factory resonated mid-pipe
- 3.0-inch exhaust tubing
- 304 stainless steel construction
- Custom-tuned mufflers engineered specifically for the seventh-generation Mustang Coyote V8
- Straight-through muffler design
- 46% increased exhaust flow
- CORSA No DRONE RSC® Technology
- Sport sound level
- Approximately 7-8 dB louder than stock
- Approximately 8 pounds of weight savings compared to stock
- Dual rear exit configuration
- 4.5-inch polished stainless steel exhaust tips
- Dual-wall tip construction
- Straight-cut tip design
- Engineered and made in Berea, Ohio
- Backed by CORSA's Lifetime Warranty
Sport Sound Level
The CORSA Sport Axle-Back delivers a moderately aggressive exhaust note that makes the Coyote V8 more noticeable during cold starts and under heavy acceleration without making the Mustang uncomfortable during normal cruising. This Sport configuration is approximately 7-8 dB louder than the factory exhaust, providing a noticeable increase in volume while retaining a refined driving experience.
No DRONE RSC® Technology
CORSA's best-in-class No DRONE RSC® Technology is engineered to control the unwanted frequencies responsible for exhaust drone while preserving the aggressive frequencies enthusiasts want to hear. This allows the Sport Axle-Back to provide increased exterior sound during acceleration while maintaining a quiet, comfortable cabin during steady-speed cruising.
Straight-Through Performance
CORSA's straight-through muffler design increases exhaust flow by 46%, allowing drivers to maximize the benefits of additional performance modifications. The custom-tuned mufflers were developed specifically for the seventh-generation Mustang Coyote V8, combining increased exhaust flow with the distinctive sound characteristics CORSA engineered for the S650 platform.
4.5-Inch Polished Straight-Cut Tips
This 21253 configuration finishes the dual rear exit system with large 4.5-inch polished stainless steel exhaust tips. The dual-wall construction and straight-cut design provide a clean, modern performance appearance that complements the aggressive rear styling of the S650 Mustang GT.
Direct Fit to the Factory Mid-Pipe
The CORSA Sport Axle-Back bolts directly to the Mustang GT's factory resonated mid-pipe, making it an excellent option for owners who want to upgrade the rear exhaust section without replacing the complete Cat-Back system.
304 Stainless Steel Construction
CORSA constructs the system from 3.0-inch 304 stainless steel for excellent durability and corrosion resistance. The Sport Axle-Back also provides approximately 8 pounds of weight savings compared to the stock exhaust. CORSA Performance exhaust systems are engineered and made in Berea, Ohio and backed by a Lifetime Warranty.
Specifications
- Part Number: 21253
- Exhaust Type: Axle-Back
- Sound Level: Sport
- Sound Increase: Approximately 7-8 dB louder than stock
- Pipe Diameter: 3.0 inches
- Material: 304 Stainless Steel
- Muffler Design: Straight Through
- Flow Increase: 46%
- Exit Style: Dual Rear
- Tip Style: Single tip per side
- Tip Size: 4.5 inches
- Tip Construction: Dual-Wall Stainless Steel
- Tip Finish: Polished
- Tip Design: Straight Cut
- Weight Savings: Approximately 8 pounds compared to stock
- Warranty: Lifetime Warranty
Fitment
- 2024 Ford Mustang GT 5.0L V8 Fastback/Coupe - Without Active Valve Exhaust
- 2025 Ford Mustang GT 5.0L V8 Fastback/Coupe - Without Active Valve Exhaust
- 2026 Ford Mustang GT 5.0L V8 Fastback/Coupe - Without Active Valve Exhaust
Important Fitment Note
For vehicles without factory Active Valve Exhaust only. This CORSA Sport Axle-Back is designed for 2024-2026 Ford Mustang GT 5.0L V8 Fastback/Coupe models without Active Valve Exhaust and bolts directly to the factory resonated mid-pipe.
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