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Flowmaster Outlaw Axle-Back Exhaust System with Polished Tips (24-26 Mustang EcoBoost w/ Active Exhaust)Find parts that fit my vehicle

Item 438420-23
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$1,699.95 each

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      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation

      Features & Specs

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      • Max Increases Of Up To 17 Hp And 17 Lb-Ft Over The Stock Exhaust At The Rear Wheels
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      • Outlaw Series Performance Muffler Offers A Deep, Powerful Sound And Increased Performance
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      • 409 Stainless Steel Construction Delivers Extra Durability And Improved Long-Term Corrosion Resistance
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      • Uses Factory Hanger Locations For Easy Installation
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      • 3.00-Inch 16-Gauge Mandrel Bent Stainless Steel Tubing Helps Maintain Maximum Exhaust Flow For Better Power
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      • Includes All Necessary Hardware For An At-Home Installation
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      • Quad 4.00-Inch Polished Stainless Steel Tips Add A Custom Look
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      • Lifetime Limited Warranty
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      • Fits 24-26 Mustang EcoBoost w/ Active Exhaust
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      Description

      Performance Exhaust Upgrade. The Flowmaster Outlaw Axle-Back Exhaust System with polished tips enhances your Mustang's sound and power output by replacing the factory rear exhaust components with high-flow mufflers and tubing. It delivers an aggressive exhaust tone with measurable horsepower and torque gains, making it an ideal choice for enthusiasts seeking improved performance and a more commanding exhaust note.

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      Construction and Appearance. Crafted from durable 409 stainless steel, this system features 3.00-inch mandrel-bent tubing and signature Outlaw style reflection mufflers for maximum exhaust flow and a deep sound. The quad 4.00-inch polished stainless steel tips add a refined, custom look that complements the Mustang’s aggressive styling while ensuring long-lasting corrosion resistance.

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      Installation. This exhaust system installs using factory hanger locations and includes all necessary hardware, allowing for an uncomplicated bolt-on installation. No drilling or modification is required, making it suitable for enthusiasts performing the upgrade at home or in a professional shop.

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      Warranty. Backed by a lifetime limited warranty, this system provides assurance of quality and durability for long-term use.

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      Application. Designed specifically for the 2024–2026 Mustang EcoBoost equipped with Active Exhaust, this axle-back system fits models with 5.0-liter V8 and 2.3-liter EcoBoost engines, compatible with both coupe and convertible body styles.

      Flowmaster 818164

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      4.8

      Customer Reviews (500+)

      Questions & Answers

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      Will It Fit My Mustang

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