{"product_id":"flowmaster-11-12-mustang-gt-outlaw-ss-axle-back-exhaust-system","title":"11-12 Ford Mustang GT 5.0L Flowmaster 817516 Outlaw Axle-back Exhaust System","description":"\u003ch2\u003e\u003cstrong\u003eFlowmaster Outlaw Axle-Back Exhaust System - Part #817516\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eUpgrade the sound and performance of the 2011-2012 Ford Mustang GT 5.0L with the Flowmaster Outlaw Axle-Back Exhaust System, engineered for enthusiasts who demand an aggressive muscle car exhaust note without sacrificing factory-style fitment. Designed as a direct replacement for the original rear mufflers, this premium axle-back system features race-proven Outlaw chambered mufflers and mandrel-bent 3.00-inch stainless steel tubing to help maximize exhaust flow, improve throttle response, and deliver the greatest performance gains possible from an axle-back exhaust system. Finished with large 4.00-inch polished 304 stainless steel tips embossed with the Flowmaster logo, this system enhances both the appearance and sound of the Mustang. Complete with all required installation hardware, factory-style hangers, and detailed instructions, this performance exhaust is an excellent choice for drivers looking to unlock an unmistakable exhaust tone while maintaining an OEM-quality fit and finish.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDirect-fit axle-back exhaust system for factory-style installation.\u003c\/li\u003e\n\u003cli\u003eRace-proven Flowmaster Outlaw chambered mufflers.\u003c\/li\u003e\n\u003cli\u003e3.00-inch mandrel-bent 409 stainless steel tubing for improved exhaust flow.\u003c\/li\u003e\n\u003cli\u003eLarge 4.00-inch polished 304 stainless steel exhaust tips with embossed Flowmaster logo.\u003c\/li\u003e\n\u003cli\u003eAggressive exterior and interior exhaust tone.\u003c\/li\u003e\n\u003cli\u003eDyno tuned to maximize horsepower and performance potential from an axle-back system.\u003c\/li\u003e\n\u003cli\u003eFactory hanger locations for precise fitment.\u003c\/li\u003e\n\u003cli\u003eIncludes clamps, hangers, hardware, and installation instructions.\u003c\/li\u003e\n\u003cli\u003eDual rear exit configuration.\u003c\/li\u003e\n\u003cli\u003ePremium stainless steel construction for long-lasting durability.\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 unmistakable aggressive muscle car exhaust sound.\u003c\/li\u003e\n\u003cli\u003eHelps improve exhaust flow, throttle response, and overall driving excitement.\u003c\/li\u003e\n\u003cli\u003eEnhances the rear appearance with oversized polished stainless steel exhaust tips.\u003c\/li\u003e\n\u003cli\u003eInstalls using factory mounting locations with minimal modifications.\u003c\/li\u003e\n\u003cli\u003eBuilt from corrosion-resistant stainless steel materials for years of dependable performance.\u003c\/li\u003e\n\u003cli\u003eBacked by Flowmaster's Lifetime Limited Warranty for long-term confidence.\u003c\/li\u003e\n\u003cli\u003eAn ideal upgrade for Mustang owners seeking premium performance, aggressive styling, and proven Flowmaster quality.\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: 817516\u003c\/li\u003e\n\u003cli\u003eProduct Type: Axle-Back Exhaust System\u003c\/li\u003e\n\u003cli\u003eExhaust Series: Outlaw\u003c\/li\u003e\n\u003cli\u003eSound Level: Aggressive\u003c\/li\u003e\n\u003cli\u003eMain Tubing Diameter: 3.00 inches\u003c\/li\u003e\n\u003cli\u003eInlet Diameter: 2.75 inches\u003c\/li\u003e\n\u003cli\u003eInlet Style: Clamp-On\u003c\/li\u003e\n\u003cli\u003eExit Style: Dual Rear Exit\u003c\/li\u003e\n\u003cli\u003eTailpipe Quantity: Dual\u003c\/li\u003e\n\u003cli\u003ePipe Material: 409 Stainless Steel\u003c\/li\u003e\n\u003cli\u003ePipe Color: Black\u003c\/li\u003e\n\u003cli\u003eMuffler Material: 409 Stainless Steel\u003c\/li\u003e\n\u003cli\u003eMuffler Finish: Black High-Temperature Paint\u003c\/li\u003e\n\u003cli\u003eMuffler Type: Chambered Outlaw\u003c\/li\u003e\n\u003cli\u003eMuffler Quantity: 2\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Material: 304 Stainless Steel\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Finish: Polished\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Color: Silver\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 Shape: Round\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Edge: Rolled Angle Cut\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Connection: Welded\u003c\/li\u003e\n\u003cli\u003eClamps Included: Yes\u003c\/li\u003e\n\u003cli\u003eHangers Included: Yes\u003c\/li\u003e\n\u003cli\u003eCatalytic Converter Included: No\u003c\/li\u003e\n\u003cli\u003eDrive Type: 2WD\u003c\/li\u003e\n\u003cli\u003eFinish: Natural\u003c\/li\u003e\n\u003cli\u003eUPC: 700042025176\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eInstall Difficulty Level\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eEasy.\u003c\/strong\u003e This direct-fit axle-back exhaust system is designed to utilize the factory mounting points and factory-style connections, making installation straightforward for most DIY enthusiasts with basic hand tools. All necessary clamps, hangers, hardware, and detailed instructions are included. Under ideal shop conditions, installation can be completed in approximately \u003cstrong\u003e30 minutes\u003c\/strong\u003e, making it one of the quickest performance upgrades available for the Mustang.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFits the following vehicles:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2011 Ford Mustang GT Coupe – 5.0L V8\u003c\/li\u003e\n\u003cli\u003e2011 Ford Mustang GT Convertible – 5.0L V8\u003c\/li\u003e\n\u003cli\u003e2012 Ford Mustang GT Coupe – 5.0L V8\u003c\/li\u003e\n\u003cli\u003e2012 Ford Mustang GT Convertible – 5.0L V8\u003c\/li\u003e\n\u003cli\u003e2012 Ford Mustang Boss 302 Coupe – 5.0L V8\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf there are any questions about this product or to report any product description inaccuracies, please contact the MPT Performance experts at (407) 636-7077 or by email for knowledgeable product assistance.\u003c\/p\u003e","brand":"Flowmaster","offers":[{"title":"Default Title","offer_id":47766405382322,"sku":"FLO817516","price":714.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0607\/4341\/8034\/files\/bfe5eb01f3b2fbd642b8f87864bffe92L.jpg?v=1785248061","url":"https:\/\/morepowertuning.com\/products\/flowmaster-11-12-mustang-gt-outlaw-ss-axle-back-exhaust-system","provider":"More Power Tuning","version":"1.0","type":"link"}