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Competitive Pricing
We will beat most prices!
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Questions?
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Free Shipping
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Ford Mustang GT S650 – Valved Exhaust System
Smooth Tone • Raw Performance • 3.0" Full-Flow Design
The Next Generation of Mustang Sound
The S650 Mustang GT is the most advanced Mustang yet—but when paired with headers, its soundtrack can become overly raspy and unrefined. Valvetronic Designs set out to perfect that sound. After extensive R&D, we’ve engineered a 3.0-inch valved exhaust system featuring a center resonator that tames unwanted rasp while unleashing a raw yet smooth tone that’s pure driving joy.
Whether connected to factory manifolds or adapted for aftermarket headers, this system is designed to bring out the best in your Mustang’s V8 character.
Sound Experience
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Valves Closed: A refined, composed tone for street driving—ideal for early mornings, neighborhood cruising, or long-distance comfort.
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Valves Open: Aggressive, full-bodied roar with a clean top-end—perfect for spirited driving and track days.
Performance & Engineering Highlights
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3.0" Mandrel-Bent Piping: Maximizes exhaust flow for improved throttle response and horsepower gains.
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Center Resonator Integration: Smooths the tone and reduces excessive rasp from headers.
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Electronic Actuated Exhaust Valves: Long-lasting design with precise sound control at the touch of a button.
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Weight Savings: 6.3 lbs lighter than the OEM exhaust system.
Construction & Craftsmanship
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Material: Premium T304 stainless steel for strength and corrosion resistance, Or Our signature Grade 5 titanium for the pinnacle in lightweight performance and sound quality
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Finish: Dual-wall black tips for a bold, performance-focused aesthetic.
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Precision Build: TIG-welded for exceptional durability and flawless flow.
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Reversible Installation: 100% bolt-on design allows a return to stock at any time.
Fitment
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2024+ Ford Mustang GT (S650)
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Does not fit convertible models.
Specifications
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Design: Valved cat-back with center resonator
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Material: T304 stainless steel or Grade 5 titanium
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Tip Style: Dual-wall black tips
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Weight Savings: 6.3 lbs lighter than OEM in stainless / 36.3 lbs lighter in titanium
Questions or build guidance? customerservice@valvetronic.com
The perfect balance of aggression and refinement—built for the new generation Mustang.
Shipping on new purchases
In Stock Items:In stock items typically ship within 1-3 business days. Most items arrive within 2 business days, but there are situations where it may take up to 5 business days.
Special Order Items:
Special order and out of stock items are product-specific and lead times can vary. Please e-mail us if you are looking for an ETA / Lead Time on a specific product. Special order orders are subject to cancellation if the vendor cannot provide any ETA.
Returns Policy
To start the return process, please e-mail sales@allianceracing.com
Include the following:
Subject "Return for Order#"
Order Number
Part Number
Reason
Returns are eligible for up to 14 days from delivery of items. Accepted refunds can take up to 7-10 business days to process. All refunds are subject to a 25% restocking fee, if opened. Customer may be responsible for return shipping. If 14 days have gone by since your item was delivered, unfortunately we can’t guarantee you a refund or exchange. We reserve the right to deny any return request, based on provided information.
Alliance Racing is not responsible for ensuring part fitment. It is the responsibility of the purchaser to ensure the parts being ordered are the correct fitment for the vehicle intended. Alliance Racing will not accept any returns for incorrect fitment after product is opened.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
Shipping
To return your product, mail your product to:
Alliance Racing LLC
8810 Twin Lakes Blvd
Tampa, FL 33614
In many cases, you will be responsible for shipping costs to return your item. Shipping costs are non-refundable. If you receive a refund, the cost of shipping will be deducted from your refund.
Depending on your location, the time it may take for your exchanged product to reach you may vary.
If you are shipping an item over $100, you should consider using a trackable shipping service and/or purchasing Shipping Insurance.
To initiate a price match, please e-mail sales@allianceracing.com with the product information (SKU, URL, & Part Name) and a link to the competitors product page for us to validate the price match eligibility.
Please note that there are cases when we cannot offer a price match, but we will do everything in our power to try to match it. Some manufacturers have Pricing Policies that we have to adhere to.
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