{"product_id":"flowmaster-18-23-mustang-5-0l-3in-outlaw-cat-back-exhaust-system-no-valves","title":"18-23 Ford Mustang 5.0L V8 Flowmaster 817808 Outlaw Cat-back Exhaust System","description":"\u003ch2\u003e\u003cstrong\u003eFlowmaster Outlaw Cat-Back Exhaust System for 2018-2023 Ford Mustang GT 5.0L V8 (Non-Active Exhaust) - Part #817808\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cstrong\u003ePart Number: 817808\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Flowmaster Outlaw Cat-Back Exhaust System is engineered for 2018-2023 Ford Mustang GT 5.0L V8 Coupes and Convertibles equipped without the factory Active Performance Exhaust system. Designed for enthusiasts seeking an unmistakably aggressive exhaust note, this premium cat-back system delivers a deep, race-inspired tone while improving exhaust flow for enhanced throttle response and performance. Featuring mandrel-bent 3.00-inch stainless steel tubing, Flowmaster's exclusive Scavenger Series X-Pipe, race-proven Outlaw Series mufflers, and striking quad 4.00-inch carbon fiber exhaust tips, this system combines premium styling with proven performance. The bolt-on design utilizes factory mounting locations for a straightforward installation without cutting or welding, making it an outstanding upgrade for drivers looking to maximize both sound and appearance.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for 2018-2023 Ford Mustang GT 5.0L V8 Coupes and Convertibles.\u003c\/li\u003e\n\u003cli\u003eFits vehicles without the factory Active Performance Exhaust valves.\u003c\/li\u003e\n\u003cli\u003eDual 3.00-inch mandrel-bent 409 stainless steel tubing for maximum exhaust flow.\u003c\/li\u003e\n\u003cli\u003eExclusive Flowmaster Scavenger Series X-Pipe improves exhaust scavenging and performance.\u003c\/li\u003e\n\u003cli\u003eRace-proven Outlaw Series reflection mufflers deliver an extremely aggressive exhaust tone.\u003c\/li\u003e\n\u003cli\u003eQuad 4.00-inch black carbon fiber exhaust tips with rolled edges and angled cut.\u003c\/li\u003e\n\u003cli\u003eFull stainless steel construction for long-lasting durability.\u003c\/li\u003e\n\u003cli\u003eBolt-on installation using factory hanger locations.\u003c\/li\u003e\n\u003cli\u003eIncludes clamps, hardware, and installation instructions.\u003c\/li\u003e\n\u003cli\u003eEngineered and dyno-tested for maximum performance and sound quality.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eBenefits\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eProduces an aggressive muscle car exhaust sound during acceleration and cruising.\u003c\/li\u003e\n\u003cli\u003eImproves throttle response by reducing exhaust restriction.\u003c\/li\u003e\n\u003cli\u003eSupports increased horsepower and torque through improved exhaust efficiency.\u003c\/li\u003e\n\u003cli\u003eEnhances the rear appearance with premium carbon fiber exhaust tips.\u003c\/li\u003e\n\u003cli\u003eDirect-fit design minimizes installation time while maintaining an OE-quality fit.\u003c\/li\u003e\n\u003cli\u003eConstructed from corrosion-resistant stainless steel for dependable long-term performance.\u003c\/li\u003e\n\u003cli\u003eBacked by Flowmaster's Limited Lifetime Warranty for added confidence and long-term value.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eProduct Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 817808\u003c\/li\u003e\n\u003cli\u003eProduct Type: Cat-Back Exhaust System\u003c\/li\u003e\n\u003cli\u003eExhaust Series: Outlaw\u003c\/li\u003e\n\u003cli\u003eMaterial: 409 Stainless Steel\u003c\/li\u003e\n\u003cli\u003eMain Pipe Diameter: 3.00 inches\u003c\/li\u003e\n\u003cli\u003ePipe Finish: Natural Silver\u003c\/li\u003e\n\u003cli\u003eSound Level: Aggressive\u003c\/li\u003e\n\u003cli\u003eExit Style: Dual Rear Exit\u003c\/li\u003e\n\u003cli\u003eMufflers: Dual Outlaw Series Reflection Mufflers\u003c\/li\u003e\n\u003cli\u003eMuffler Finish: Black High-Temperature Paint\u003c\/li\u003e\n\u003cli\u003eMuffler Body Material: 409 Stainless Steel\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Diameter: 4.00 inches\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Length: 5.25 inches\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Material: Carbon Fiber\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Finish: Carbon Fiber with Black Appearance\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Style: Quad Round, Rolled Edge, Angled Cut, Double Wall\u003c\/li\u003e\n\u003cli\u003eTip Connection: Welded\u003c\/li\u003e\n\u003cli\u003eClamps Included: Yes\u003c\/li\u003e\n\u003cli\u003eHangers Included: Yes\u003c\/li\u003e\n\u003cli\u003eMounting Style: Uses Factory Hangers\u003c\/li\u003e\n\u003cli\u003eCatalytic Converters Included: No\u003c\/li\u003e\n\u003cli\u003eValve Equipped: No\u003c\/li\u003e\n\u003cli\u003eEmissions Legal: Yes\u003c\/li\u003e\n\u003cli\u003eCalifornia Proposition 65: Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eInstall Difficulty Level\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Easy\u003c\/p\u003e\n\u003cp\u003eThis direct bolt-on exhaust system is designed to reuse the factory mounting locations and hangers, eliminating the need for cutting or welding under normal installation conditions. All required hardware and detailed instructions are included. Under ideal shop conditions, installation can be completed in approximately \u003cstrong\u003e2 hours\u003c\/strong\u003e, making it an excellent weekend upgrade for experienced DIY installers or professional technicians.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2018 Ford Mustang GT 5.0L V8 Coupe (Without Factory Active Performance Exhaust)\u003c\/li\u003e\n\u003cli\u003e2018 Ford Mustang GT 5.0L V8 Convertible (Without Factory Active Performance Exhaust)\u003c\/li\u003e\n\u003cli\u003e2019 Ford Mustang GT 5.0L V8 Coupe (Without Factory Active Performance Exhaust)\u003c\/li\u003e\n\u003cli\u003e2019 Ford Mustang GT 5.0L V8 Convertible (Without Factory Active Performance Exhaust)\u003c\/li\u003e\n\u003cli\u003e2020 Ford Mustang GT 5.0L V8 Coupe (Without Factory Active Performance Exhaust)\u003c\/li\u003e\n\u003cli\u003e2020 Ford Mustang GT 5.0L V8 Convertible (Without Factory Active Performance Exhaust)\u003c\/li\u003e\n\u003cli\u003e2021 Ford Mustang GT 5.0L V8 Coupe (Without Factory Active Performance Exhaust)\u003c\/li\u003e\n\u003cli\u003e2021 Ford Mustang GT 5.0L V8 Convertible (Without Factory Active Performance Exhaust)\u003c\/li\u003e\n\u003cli\u003e2022 Ford Mustang GT 5.0L V8 Coupe (Without Factory Active Performance Exhaust)\u003c\/li\u003e\n\u003cli\u003e2022 Ford Mustang GT 5.0L V8 Convertible (Without Factory Active Performance Exhaust)\u003c\/li\u003e\n\u003cli\u003e2023 Ford Mustang GT 5.0L V8 Coupe (Without Factory Active Performance Exhaust)\u003c\/li\u003e\n\u003cli\u003e2023 Ford Mustang GT 5.0L V8 Convertible (Without Factory Active Performance Exhaust)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e This exhaust system does \u003cstrong\u003enot\u003c\/strong\u003e fit Mustangs equipped with the factory Active Performance Exhaust option. Vehicles equipped with Active Exhaust require Flowmaster part number 817800.\u003c\/p\u003e\n\u003cp\u003eIf there are any questions about this product or to report any product description inaccuracies, contact the MPT Performance experts at \u003cstrong\u003e(407) 636-7077\u003c\/strong\u003e or by email.\u003c\/p\u003e","brand":"Flowmaster","offers":[{"title":"Default Title","offer_id":47766406856882,"sku":"FLO817808","price":2049.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0607\/4341\/8034\/files\/142efeb8064663e4d158dbe7b2dbe576L.jpg?v=1785248078","url":"https:\/\/morepowertuning.com\/products\/flowmaster-18-23-mustang-5-0l-3in-outlaw-cat-back-exhaust-system-no-valves","provider":"More Power Tuning","version":"1.0","type":"link"}