Cat-Back System

System will fit Bullitt models. NOT recommended for use on convertibles. This 3" diameter high flow Cat-Back system was designed specifically for the Mustang GT and has Active Exhaust Valves. Includes 2) 3" O.D. x 2.25" O.D. x 7" long adapters for clamp on installation to the stock exhaust system. Do not use the adapters for full 3” inlets. The system contains a Merge X-Pipe for increased performance and improved sound. It delivers the classic S-Type sound with no drone inside the vehicle. It features dual 4" round carbon fiber with black anodized center tips on each muffler. Systems with bright chrome on T-304 stainless steel tips, and black chrome tips are also available. BORLA(r) Cat-Back and Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA(r) Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision compute numerical control (CNC) manufacturing ensures an accurate fit. Best of all, BORLA(r) stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.

Additional Information

S-Type Cat-Back(tm) Exhaust System 2018-2023 Ford Mustang GT (Incl. Bullitt Models) 5.0L V8 Automatic/ Manual Transmission Rear Wheel Drive 2 Door With Active Valve Performance Exhaust. NOT Recommended Convertible.

Application Summary

2018-2023 Ford Mustang GT (Incl. Bullitt Models) 5.0L V8 Automatic/ Manual Transmission Rear Wheel Drive 2 Door With Active Valve Performance Exhaust. NOT Recommended For Convertible.

Part Type

Exhaust System Kit

Product Overview

System will fit Bullitt models. NOT recommended for use on convertibles. 3" diameter system. System contains a merge X-Pipe for increased performance and improved sound. System has Active Exhaust valves. Equipped with carbon fiber tips with black anodized centers. BORLA(r) Cat-Back(tm) and Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA(r) Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow& power, and precision computer-controlled CNC manufacturing ensures an accurate fit. Best of all, BORLA(r) stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.

• 3" diameter system. System contains a Merge X-Pipe.
• Includes adapters for connection to the stock system. Do not use adapters for full 3" inlets.
• NOT recommended for Convertibles
• System contains a Merge X-Pipe
• System features Sound Suppressing Exhaust Valves

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Product Details

Product Downloads

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Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Exhaust System, S-Type, Cat-Back, Stainless, Natural, Split Rear Exit, Black Carbon Fiber Tips, Ford, Mustang, 5.0L Coyote, Kit

Borla’s S-Type Cat-Back Exhaust System 140742CFBA is designed for 2018-22 Ford Mustang GT (including Bullitts) 5.0L V8 automatic/manual transmission RWD 2-door models with Active Valve Performance exhaust. NOT recommended for convertibles. This 3 in. diameter system contains a merge X-Pipe for increased performance and improved sound—as well as Active Exhaust valves. Carbon fiber tips with black anodized centers are included. Borla cat-back and axle-back exhaust systems blend patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive Borla Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 stainless steel to deliver the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow and power; and precision computer-controlled CNC manufacturing facilitates an accurate fit. Best of all, Borla stands behind every system—just what you'd expect from the world's most experienced (and most winning) exhaust brand.