Description
Elevate the sound and performance of your 2015–2016 Ford Mustang GT with the Stainless Works 3in Catback Exhaust System, designed to deliver that deep, old-school muscle tone while unlocking power gains through a high-flow design. This system includes an H-pipe crossover, retro chambered mufflers with 2.5" cores, and a full 3” mandrel-bent exhaust system that pairs perfectly with Stainless Works long tube headers for a true Performance Connect setup.
Built from premium 304 stainless steel, this catback system is corrosion-resistant and TIG-welded to provide strength, longevity, and exceptional fitment. The retro chambered mufflers give your Mustang a vintage-inspired exhaust note, while the H-pipe design enhances midrange torque and balances exhaust pulses for a smoother tone.
The system is finished with aggressive 4” mirror-polished slash-cut conical double-wall tips, positioned in the factory location to maintain OEM aesthetics with a high-performance edge. Designed and manufactured in the USA, this system includes all necessary hangers and clamps for a seamless, bolt-on installation.
Perfect for enthusiasts seeking that classic Mustang sound paired with modern build quality and performance, this catback is a standout upgrade for your 5.0L Coyote-powered S550.
Key Features:
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Performance Connect – Designed to connect to Stainless Works long tube headers with full 3” diameter (no neck-down).
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Retro Chambered Mufflers – Delivers a deep, aggressive muscle car tone with minimal drone.
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H-Pipe Crossover – Promotes smoother tone and increased midrange power.
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3” Mandrel-Bent Tubing – Maximizes flow for power gains and throttle response.
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304 Stainless Steel Construction – Corrosion-resistant, durable, and TIG welded in the USA.
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Polished 4” Slash-Cut Tips – Double-wall, conical design for a clean and aggressive appearance.
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Factory-Style Exit Position – Retains OEM layout with improved aesthetics and sound.
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Includes All Hardware – Hangers and clamps provided for an easy installation.
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Limited Lifetime Warranty – Backed by Stainless Works for long-term confidence.
Fitment:
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Ford Mustang GT (2015–2016)
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Ford Mustang GT Premium (2015–2016)
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Ford Mustang GT 50 Years Limited Edition (2015)
Note: Designed for Performance Connect systems – must be used with Stainless Works long tube headers.
Upgrade your Mustang’s sound and performance with the Stainless Works 3in Catback Exhaust System, engineered for power, tone, and precision fitment.
