Blacked Out Straight Cut Style for the S650 Mustang GT
The CORSA Performance cat-back exhaust system for the 2024 Ford Mustang GT delivers a deep, aggressive exhaust note through a 3.0 inch mandrel bent stainless steel system. Part number 21251BLK pairs CORSA's No Drone Reflective Sound Cancellation technology with 4.5 in Black PVD Straight Cut tips for a system that sounds great at idle and under load.
Key Features
- 304 stainless steel cat-back exhaust system with dual rear exit
- 3.0 inch mandrel bent tubing increases exhaust flow by up to 48%
- 4.5 in Black PVD Straight Cut exhaust tips
- Reflective Sound Cancellation (RSC) technology eliminates interior drone
- Xtreme sound level tuned specifically for the 5.0L Coyote V8
- -15 lbs weight savings versus the factory exhaust system
- Direct bolt on installation using factory hangers, no cutting or welding required
- Engineered and manufactured in Berea, Ohio and backed by a limited lifetime warranty
Fitment
| Year Range | Make | Model | Trim |
|---|---|---|---|
| 2024 | Ford | Mustang | GT |
Specifications
| Detail | Value |
|---|---|
| Part Number | 21251BLK |
| Exhaust Type | Cat-Back |
| Pipe Diameter | 3.0 in |
| Tip Size and Finish | 4.5 in Black PVD Straight Cut |
| Sound Level | Xtreme |
| Material | 304 Stainless Steel |
| Exit Style | Dual Rear Exit |
| Weight Savings | -15 lbs |
| Sound Increase | +16 dB louder than stock |
| UPC | Not published by manufacturer |
What's Included
- Cat-Back exhaust system with mufflers
- 4.5 in Black PVD Straight Cut exhaust tips
- Mounting hardware and clamps
- Installation instructions
About CORSA Performance
CORSA Performance is the market leader and originator of No Drone exhaust technology. For over two decades CORSA has engineered performance exhaust systems using Reflective Sound Cancellation and premium stainless steel construction to deliver aggressive sound and measurable performance gains without compromise.
Related Parts on Our Site
- Corsa 2024 Ford Mustang GT Xtreme Cat-Back w/ Straight Cut Polished Tips (21251)
Frequently Asked Questions
What is the 21251BLK?The CORSA 21251BLK is a 304 stainless steel cat-back exhaust system for the 2024 Ford Mustang GT, featuring 4.5 in Black PVD Straight Cut tips and an Xtreme sound level.
Does this system require cutting or welding?No. This is a direct bolt on system that installs using the factory exhaust hangers.
What sound level does this exhaust produce?This system is tuned to an Xtreme sound level, providing an aggressive tone from the 5.0L Coyote V8 without excessive drone.
What tips come with this exhaust system?This system includes 4.5 in Black PVD Straight Cut exhaust tips.
Does the 21251BLK fit Mustangs with Active Valve exhaust?No. This system is designed for 2024 Mustang GT models without the factory Active Valve exhaust system.
What is the pipe diameter of this exhaust system?This system uses 3.0 inch mandrel bent stainless steel tubing throughout.
How much weight does this system save versus stock?This system saves approximately 15 lbs compared to the factory exhaust.
How long does installation of the 21251BLK take?Most installers complete this installation in under two hours using basic hand tools.
Installation Instructions
- Raise the vehicle safely and allow the factory exhaust to cool completely.
- Remove the factory cat-back exhaust section from the factory hangers.
- Position the CORSA 21251BLK cat-back system and connect at the factory mid pipe joint.
- Secure the system to the factory rubber hangers, making sure the tips are centered in the rear valance.
- Tighten all clamps and connections to the specified torque.
- Start the vehicle and check for exhaust leaks and proper tip alignment.
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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