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CORSA 21087BLK Mustang GT Black AxleBack Quad Tips
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Corsa 18-21 Ford Mustang GT Black 3.0in PVD AxleBack Exhaust w/4.0in Quad Pro Tips

COR21087BLK
847466022272
Axle Back
Out of stock
$ 1,046.10 $ 860.53

Built for the Track, Tuned for the Street

The CORSA Performance 21087BLK axle-back exhaust is engineered for 2018-2021 Ford Mustang GT owners who want a bold, refined exhaust note without drone. Finished in black PVD with quad 4.0 inch Pro tips, the 21087BLK pairs CORSA's Reflective Sound Cancellation technology with a mandrel bent path to unlock hidden power while keeping cabin noise civilized at cruise.

Key Features

  • Reflective Sound Cancellation (RSC) Technology eliminates interior drone
  • 304 stainless steel construction resists corrosion for the life of the vehicle
  • Black PVD 4.0 inch quad Pro tips for an aggressive appearance
  • Mandrel bent tubing maximizes exhaust flow and gas velocity
  • Direct bolt on installation using existing factory hangers
  • Track tuned tone designed to maximize weight savings

Fitment

Year Range Make Model Trim
2018-2021 Ford Mustang GT

Specifications

Detail Value
MPN 21087BLK
Part Type Axle-Back Exhaust
Material 304 Stainless Steel
Pipe Diameter 3.0 inch
Tip Size 4.0 inch Quad Pro Tips
Finish Black PVD
UPC Contact CORSA for UPC verification

What's Included

  • Complete CORSA Performance axle-back exhaust assembly
  • Black PVD quad Pro tips
  • All necessary clamps and hardware
  • Installation instructions

About CORSA Performance

CORSA Performance is an American manufacturer of performance exhaust systems based in Berea, Ohio. Known for its patented Reflective Sound Cancellation technology, CORSA builds every system in house using domestic stainless steel to deliver a distinctive, drone free exhaust note backed by a limited lifetime warranty.

Related Parts on Our Site

  • CORSA Performance Mustang Cat-Back Exhaust Systems
  • CORSA Performance Exhaust Tip Kits
  • CORSA Performance Air Intake Systems

Frequently Asked Questions

What is the 21087BLK?

The 21087BLK is a CORSA Performance black PVD axle-back exhaust with quad 4.0 inch Pro tips engineered for the 2018-2021 Ford Mustang GT.

Will this exhaust void my factory warranty?

Installing an aftermarket exhaust does not automatically void your factory warranty under the Magnuson Moss Warranty Act, though dealers may dispute claims related to modified components.

Does this exhaust require any cutting or welding?

No, this system is designed as a direct bolt on replacement using factory hangers and connection points.

Is this exhaust legal in California?

Check the product listing and CARB status tags for this specific part number before purchasing if you reside in a state with strict emissions requirements.

What tools are needed for installation?

A basic set of hand tools, a jack and jack stands or a lift, and penetrating oil for factory hardware are typically sufficient.

How does the 21087BLK sound compared to stock?

Expect a noticeably deeper, more aggressive tone at startup and under acceleration, with CORSA's RSC technology keeping highway cruising drone free.

Does CORSA offer a warranty on this exhaust?

Yes, CORSA Performance backs this system with a limited lifetime warranty against manufacturing defects.

Can I install this exhaust myself at home?

Most installations can be completed in under two hours in a home garage with basic tools and a way to safely lift the vehicle.

Installation Instructions

  1. Raise and safely support the vehicle on a lift or jack stands
  2. Allow the exhaust system to cool completely before beginning work
  3. Apply penetrating oil to factory clamps and hangers
  4. Remove the factory axle-back section being replaced
  5. Position the new CORSA components and loosely secure all clamps
  6. Align tips evenly and torque all clamps to specification
  7. Lower the vehicle and inspect for proper clearance
  8. Start the engine and check for leaks at every joint

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.

Request For Information

Have questions about Corsa 18-21 Ford Mustang GT Black 3.0in PVD AxleBack Exhaust w/4.0in Quad Pro Tips? Fill out the form below and we'll get back to you by the next business day.
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