Ford Mustang GT S550 Valved Sport Exhaust System

Ford Mustang GT S550 Valved Sport Exhaust System

Quad Tips / Brushed T304 Stainless Steel
$2,499.99

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Ford Mustang GT S550 Valved Sport Exhaust System
1/23
SKU: FRD.S550.S650.VSES.BR

Ford Mustang GT S550 Valved Sport Exhaust System

shipFree Shipping to the 48 Contiguous States

$2,499.99

Ford Mustang GT S550 – Valved Exhaust System

Clean Tone • Adjustable Sound • R&D-Tuned for the Perfect Mustang Note


A New Era of Mustang Sound

The S550 Mustang GT is an icon of American muscle—but when fitted with aftermarket headers, the sound can become harsh, raspy, and unruly. Valvetronic Designs has created the definitive solution: a valved exhaust system engineered to deliver a smooth, refined, yet aggressive tone worthy of the Coyote V8.

By integrating a center resonator, our system tames unwanted rasp while preserving the deep, muscular character Mustang owners crave. Whether paired with factory manifolds or adapted to aftermarket headers, this is the exhaust that finally gets the S550’s soundtrack just right.


Sound Experience

  • Valves Closed: A composed, neighbor-friendly tone with minimal cabin intrusion—perfect for early mornings or long highway drives.

  • Valves Open: A commanding, throaty roar with a refined top-end, free of excessive rasp and harshness.


Performance & Engineering Highlights

  • Center Resonator Integration: Smooths exhaust tone and reduces harsh high-frequency rasp.

  • Vacuum Actuated Valves: Precision control over sound levels and longevity-focused operation.

  • Weight Reduction: 11.3 lbs lighter than the OEM system for improved handling.


Construction & Craftsmanship

  • Material: Premium T304 stainless steel for corrosion resistance and durability.

  • Finish: Dual-wall black tips for a bold, aggressive appearance.

  • Build Quality: Fully mandrel-bent piping and precision TIG welds for strength and maximum flow.

  • Reversible Installation: 100% bolt-on design allows you to return to stock at any time.


Fitment

  • 2015–2023 Ford Mustang GT (S550)

  • Does not fit convertible models.


Specifications

  • Design: Valved cat-back with center resonator

  • Material: T304 stainless steel or Grade 5 titanium

  • Tips: Dual-wall black tips

  • Weight Savings: 11.3 lbs lighter than OEM


Questions or build guidance? customerservice@valvetronic.com

Refined muscle, unleashed. The perfect sound for your S550 Mustang.



Specifications

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Warranty Coverage

All products manufactured by Valvetronic Designs are guaranteed to be free from manufacturing defects in materials and workmanship at the time of sale. A manufacturing defect is defined as any characteristic of the product that arises during the manufacturing process which impairs its usability for the purposes for which it was designed and manufactured.

Products are guaranteed to fit and function as designed on their intended vehicle application, provided the vehicle has not been modified or incurred structural damage. Sound or tone is not a warrantable or returnable issue, as exhaust sound is subjective and not considered a defect.

Warranty Periods

  • 304 stainless steel and titanium exhaust tubes and welds carry a Lifetime of Ownership limited warranty against defects in workmanship or material, including penetrating rust.
  • Mufflers and resonators carry a 3-year limited warranty against defects in workmanship or material, including penetrating rust.
  • Catalysts are warranted to conform to EPA emission testing and OBDII compatibility criteria for 25,000 miles from the date of installation, whichever occurs first.
  • Catalytic converter external shells, including end pipes, are warranted against corrosion and defective welding for 5 years or 50,000 miles from the date of installation, whichever occurs first.
  • Vacuum pots, electronic remotes, and mechanical valves are covered by a 1-year limited warranty.
  • Electronics, including 12V vacuum pumps, RF modules, and controllers, are covered by a 1-year limited warranty.
  • Tip finish is covered by a 1-year limited warranty.

Warranty Terms

  • Warranty coverage begins on the purchase date and applies only to the original purchaser.
  • This warranty is not transferable or assignable at any time.
  • Discoloration caused by heat, salt, brine, or other road treatments is not covered.
  • Tip finish discoloration or damage caused by heat, chemicals, lack of maintenance, road salt, brine, other road treatments, road debris, or misuse is not covered.

FULL WARRANTY POLICY CAN BE FOUND HERE

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Overall rating: 5.0 / 5 from 10 reviews.

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Review highlights

Reviews

2019 S550 Sound

"No more very loud cold starts due to my high flow cats with long tube headers. I can turn car on in the garage with doors closed and not scare everyone inside the house."

Melvin R. (5/5)

Amazing

"Love the black tips and the amazing sound. Very excited to have it!!!"

Charles E. (5/5)

S550 Mustang Exhaust

"Excellent Sound, Excellent Service. Shane & Brandon will take care of you"

Mitch C. (5/5)

Faaaaar better than you think

"Videos genuinely don't do it justice. I'm running catless headers and with the valves closed, it sounds completely stock. With the valves open, it has a deep rumble and it idles like the valves are closed. Great fitment and has a lot of adjustability to dial in the centering."

Hugo L. (5/5)

Very good Product!

"Install was great and sounds amazing! I had bought the universal mufflers in the past, but the bolt-on in this kit was super easy to install and works well!"

Whit M. (5/5)

2017 Ford Shelby GT350

"Do you make a titanium exhaust for a 2017 Ford Shelby GT350?"

Rogelio C. (5/5)

"Love the eshaust was a little hard to get the original clamps from the headers to connect to the h pipe, but once it got on, everything went together and on smoothly. The only thing I miss is how aggressive my downshifts used to be, but I can't complain with how the car sounds now."

Trenton (5/5)

First time buyer

"Love the exhaust was a little hard to get the original clamps from the headers to connect to the h pipe, but once it got on, everything went together and on smoothly. The only thing I miss is how aggressive my downshifts used to be, but I can't complain with how the car sounds now."

Trent (5/5)

Repeat cusotmer, very happy with this purchase

"ended up trying this exhaust out after I got the valvetronic set up for my Corvette C8. Very happy with the results. Very easy, simple install, customer service was extremely supportive and attentive when I needed an extra clamp and personally this is the best sounding set up there is. valves closed. I rolled through my neighborhood with no issues whatsoever, but when the valves are open man, this thing sings!!!!"

Rich (5/5)

Definitely recommended!

"Awesome sound, No drone, and quiet when I need it 5/5!"

Mitch C. (5/5)

Q&A

Will the full 3” exhaust system fit on my 2020 Mustang Shelby 350R? I have been looking for a good long lasting upgrade for it but seems all the other companies have issues with the valves sticking closed/open? Do you use your own exhaust valve actuators or do you reuse the stock ones in the car now?
Unfortunately, our current Mustang exhaust systems are designed specifically for the Mustang GT (S550/S650) with the 5.0L Coyote V8 and will not fit the GT350/GT350R.
I have kooks kind tube with catts and h pipe and corsa sport mufflers Cold starts are friggin insane my neighbors must cringe Do you make or sell a inline damper control to install presently I stick pool noodles for cold starts up
Our system has valves that will quiet the car down in the neighborhood
Does this exhaust work with mustangs that don't come with the standard Active Exhaust option?
Yes it absolutely does!
How big are the exhaust tips?
3.5 inch outlet
Does it fit a Mustang Mach 1 2023?
Yes it does!

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