{"product_id":"flowmaster-11-14-f150-v6-eco-force-ii-cat-back-ss-exhaust-system","title":"11-14 Ford F-150 3.5L EB V6 Flowmaster 817539 Force II Cat-back Exhaust System","description":"\u003ch2\u003e\u003cstrong\u003eFlowmaster Force II Cat-Back Exhaust System – Part #817539\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Flowmaster Force II Cat-Back Exhaust System (Part #817539) is engineered for 2011-2014 Ford F-150 trucks equipped with the 3.5L EcoBoost V6, delivering the perfect balance of enhanced performance, refined exhaust tone, and premium stainless steel durability. Designed for drivers seeking the classic appearance of a traditional dual exhaust without excessive interior drone, this premium exhaust system produces a moderate exterior sound with a moderate-to-mild interior tone. The system includes both dual rear exit and dual side exit tailpipe configurations, allowing the installation to be customized for everyday driving or towing applications. Featuring mandrel-bent stainless steel tubing and Flowmaster's high-performance Laminar Flow PRO Series muffler, this direct-fit cat-back system improves exhaust flow for better throttle response, increased horsepower potential, and improved fuel efficiency while utilizing factory mounting locations for a precise, hassle-free installation.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFlowmaster Force II Cat-Back Exhaust System\u003c\/li\u003e\n\u003cli\u003ePart Number: 817539\u003c\/li\u003e\n\u003cli\u003eDesigned for 2011-2014 Ford F-150 3.5L EcoBoost V6 models\u003c\/li\u003e\n\u003cli\u003eFits all wheelbase configurations\u003c\/li\u003e\n\u003cli\u003eIncludes both dual rear exit and dual side exit tailpipes\u003c\/li\u003e\n\u003cli\u003eDual side exit configuration is ideal for towing applications\u003c\/li\u003e\n\u003cli\u003eHigh-flow Laminar Flow PRO Series oval performance muffler\u003c\/li\u003e\n\u003cli\u003eMandrel-bent 409 stainless steel tubing for maximum exhaust flow\u003c\/li\u003e\n\u003cli\u003ePolished 304 stainless steel exhaust tips with rolled angle-cut edges\u003c\/li\u003e\n\u003cli\u003eModerate exterior exhaust tone with moderate-to-mild interior sound level\u003c\/li\u003e\n\u003cli\u003eUses factory hanger locations for a direct-fit installation\u003c\/li\u003e\n\u003cli\u003eIncludes all required clamps, hangers, mounting hardware, and installation components\u003c\/li\u003e\n\u003cli\u003ePerformance-grade stainless steel construction for long service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eBenefits\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eImproves exhaust flow for enhanced throttle response and overall engine performance.\u003c\/li\u003e\n\u003cli\u003eHelps unlock additional horsepower and torque throughout the RPM range.\u003c\/li\u003e\n\u003cli\u003eMay contribute to improved fuel economy under normal driving conditions.\u003c\/li\u003e\n\u003cli\u003eProduces a refined performance exhaust note without excessive cabin resonance.\u003c\/li\u003e\n\u003cli\u003eOffers flexible exhaust exit options to match personal preference or towing needs.\u003c\/li\u003e\n\u003cli\u003eDirect-fit design eliminates unnecessary fabrication or welding for most installations.\u003c\/li\u003e\n\u003cli\u003eConstructed from corrosion-resistant stainless steel for long-lasting durability.\u003c\/li\u003e\n\u003cli\u003eBacked by Flowmaster's Lifetime Limited Warranty for added peace of mind.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eProduct Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: Flowmaster\u003c\/li\u003e\n\u003cli\u003ePart Number: 817539\u003c\/li\u003e\n\u003cli\u003eProduct Type: Cat-Back Exhaust System\u003c\/li\u003e\n\u003cli\u003eSeries: Force II\u003c\/li\u003e\n\u003cli\u003eVehicle Application: 2011-2014 Ford F-150 3.5L EcoBoost\u003c\/li\u003e\n\u003cli\u003eFits: All wheelbases\u003c\/li\u003e\n\u003cli\u003eDrive Compatibility: 2WD and 4WD\u003c\/li\u003e\n\u003cli\u003eMaterial: 409 Stainless Steel tubing and muffler body\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Material: 304 Stainless Steel\u003c\/li\u003e\n\u003cli\u003eFinish: Natural stainless steel tubing with black high-temperature painted muffler\u003c\/li\u003e\n\u003cli\u003ePipe Color: Silver\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Finish: Polished\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Color: Silver\u003c\/li\u003e\n\u003cli\u003eMain Pipe Diameter: 2.50 inches\u003c\/li\u003e\n\u003cli\u003eInlet Diameter: 3.00 inches\u003c\/li\u003e\n\u003cli\u003eTailpipe Outlet Diameter: 2.50 inches\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Diameter: 3.00 inches\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Length: 13.00 inches\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Shape: Round\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Style: Rolled angle-cut, single wall\u003c\/li\u003e\n\u003cli\u003eMuffler Series: PRO Series\u003c\/li\u003e\n\u003cli\u003eMuffler Type: Absorption\u003c\/li\u003e\n\u003cli\u003eMuffler Shape: Oval\u003c\/li\u003e\n\u003cli\u003eMuffler Body Dimensions: 18.25 in. long x 10.00 in. wide x 5.00 in. high\u003c\/li\u003e\n\u003cli\u003eExit Configuration: Dual Out Rear or Dual Out Side\u003c\/li\u003e\n\u003cli\u003eSound Level: Moderate\/Mild\u003c\/li\u003e\n\u003cli\u003eClamps Included: Yes\u003c\/li\u003e\n\u003cli\u003eHangers Included: Yes\u003c\/li\u003e\n\u003cli\u003eMounting Hardware Included: Yes\u003c\/li\u003e\n\u003cli\u003eCatalytic Converter Included: No\u003c\/li\u003e\n\u003cli\u003eInstallation Style: Factory mounting locations\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 – Approximately 1 Hour.\u003c\/strong\u003e This direct-fit cat-back exhaust system is designed to install using the factory hanger locations and includes all required clamps, hangers, and hardware. No welding is typically required, making it an excellent upgrade for experienced DIY enthusiasts using basic hand tools.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eYear:\u003c\/strong\u003e 2011-2014\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMake:\u003c\/strong\u003e Ford\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e F-150\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEngine:\u003c\/strong\u003e 3.5L EcoBoost V6\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWheelbase:\u003c\/strong\u003e Fits all wheelbase configurations\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDrive:\u003c\/strong\u003e 2WD and 4WD\u003c\/p\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":47766405513394,"sku":"FLO817539","price":1299.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0607\/4341\/8034\/files\/e28847b9356f22e171ebfe6bb73c685aL.jpg?v=1785248063","url":"https:\/\/morepowertuning.com\/products\/flowmaster-11-14-f150-v6-eco-force-ii-cat-back-ss-exhaust-system","provider":"More Power Tuning","version":"1.0","type":"link"}