{"product_id":"flowmaster-05-10-mustang-gt-4-6l-american-thunder-clsc-ss-axle-back-exhaust-system","title":"05-10 Mustang GT 4.6L\/5.4L Flowmaster 817460 American Thunder Axle-back Exhaust System","description":"\u003ch2\u003e\u003cstrong\u003eFlowmaster American Thunder Axle-Back Exhaust System - Part Number 817460\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Flowmaster 817460 American Thunder Axle-Back Exhaust System delivers the aggressive performance styling and deep exhaust tone Mustang enthusiasts expect from Flowmaster. Designed specifically for 2005-2010 Ford Mustang GT, GT500, and California Special models equipped with the 4.6L or 5.4L engine, this performance exhaust upgrade provides a moderately aggressive exterior sound with a refined interior tone. The system features mandrel-bent 2.50-inch stainless steel tubing paired with Super 44 Series chambered mufflers to improve exhaust flow, enhance throttle response, and produce the iconic Flowmaster sound. A direct-fit design uses factory hanger locations for a simple installation while polished stainless steel exhaust tips provide a clean, high-performance appearance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFlowmaster American Thunder axle-back exhaust system designed for performance-oriented Mustang builds\u003c\/li\u003e\n\u003cli\u003eSuper 44 Series chambered mufflers provide a deep, aggressive exhaust tone\u003c\/li\u003e\n\u003cli\u003e2.50-inch mandrel-bent stainless steel tubing supports improved exhaust flow and durability\u003c\/li\u003e\n\u003cli\u003eDyno-tuned design helps maximize performance characteristics\u003c\/li\u003e\n\u003cli\u003eDual rear exit configuration with large polished 4.00-inch stainless steel exhaust tips\u003c\/li\u003e\n\u003cli\u003eUses factory hanger locations for a straightforward installation process\u003c\/li\u003e\n\u003cli\u003eIncludes hangers, clamps, and necessary installation hardware\u003c\/li\u003e\n\u003cli\u003eDesigned for coupes and convertibles with compatible Mustang applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBenefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTransforms the factory exhaust sound with a bold Flowmaster performance tone\u003c\/li\u003e\n\u003cli\u003eProvides an upgraded appearance with polished 304 stainless steel exhaust tips featuring the Flowmaster logo\u003c\/li\u003e\n\u003cli\u003eOffers durable construction designed for long-lasting street performance\u003c\/li\u003e\n\u003cli\u003eMaintains a balance between aggressive sound outside the vehicle and comfortable driving characteristics inside the cabin\u003c\/li\u003e\n\u003cli\u003eHelps Mustang owners achieve a more performance-focused exhaust system without replacing the entire exhaust setup\u003c\/li\u003e\n\u003cli\u003eCovered by Flowmaster's Lifetime Limited Warranty for added ownership confidence\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Flowmaster\u003c\/li\u003e\n\u003cli\u003ePart Number: 817460\u003c\/li\u003e\n\u003cli\u003eProduct Type: Axle-Back Exhaust System\u003c\/li\u003e\n\u003cli\u003eExhaust Series: American Thunder\u003c\/li\u003e\n\u003cli\u003eSound Level: Aggressive \/ Moderate\u003c\/li\u003e\n\u003cli\u003eMaterial: 409 Stainless Steel piping and muffler bodies\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 Quantity: 2\u003c\/li\u003e\n\u003cli\u003eMain Piping Diameter: 2.50 inches\u003c\/li\u003e\n\u003cli\u003eTail Pipe Quantity: 2\u003c\/li\u003e\n\u003cli\u003eExit Style: Dual Out Rear\u003c\/li\u003e\n\u003cli\u003eMuffler Type: Chambered\u003c\/li\u003e\n\u003cli\u003eMuffler Series: Super 44 Series\u003c\/li\u003e\n\u003cli\u003eMuffler Quantity: 2\u003c\/li\u003e\n\u003cli\u003eMuffler Body Size: Approximately 13.00 inches long x 9.50 inches wide x 4.00 inches high\u003c\/li\u003e\n\u003cli\u003eMuffler Finish: Black high-temperature paint finish\u003c\/li\u003e\n\u003cli\u003eClamping Type: Flat Band\u003c\/li\u003e\n\u003cli\u003eInstallation Type: Clamp-on inlet with slip-fit muffler connection\u003c\/li\u003e\n\u003cli\u003eCatalytic Converter Included: No\u003c\/li\u003e\n\u003cli\u003eValve Included: No\u003c\/li\u003e\n\u003cli\u003eEmission Code: 5\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInstall Difficulty level\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis Flowmaster axle-back exhaust system is designed for an easy installation using factory hanger locations and included hardware. With basic hand tools and proper vehicle support, installation can typically be completed in approximately 1 hour, making it a convenient upgrade for enthusiasts looking to improve sound and appearance without extensive exhaust modifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2005-2010 Ford Mustang GT - 4.6L V8 Engine\u003c\/li\u003e\n\u003cli\u003e2005-2010 Ford Mustang GT500 - 5.4L V8 Engine\u003c\/li\u003e\n\u003cli\u003e2005-2010 Ford Mustang California Special - 4.6L V8 Engine\u003c\/li\u003e\n\u003cli\u003eCompatible with Mustang coupe and convertible body styles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor questions about this product or to report product description inaccuracies, contact the MPT Performance experts at (407) 636-7077 or by email.\u003c\/p\u003e","brand":"Flowmaster","offers":[{"title":"Default Title","offer_id":47771424030898,"sku":"FLO817460","price":649.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0607\/4341\/8034\/files\/e48ac12c26b84116251a7f417e70bb21L.jpg?v=1785337488","url":"https:\/\/morepowertuning.com\/products\/flowmaster-05-10-mustang-gt-4-6l-american-thunder-clsc-ss-axle-back-exhaust-system","provider":"More Power Tuning","version":"1.0","type":"link"}