{"product_id":"flowmaster-flo818171-outlaw-direct-fit-muffler-system","title":"Flowmaster - flo818171 - Outlaw Direct-Fit Muffler System","description":"This Flowmaster® Outlaw Direct-Fit Muffler system for the 2021-2026 Ford F-150 trucks with the 2.7, 3.5 or 5.0-liter engines is manufactured using durable 409 stainless steel throughout and features 3.00-inch mandrel bent pipes for optimum exhaust gas flow. A Flowmaster Outlaw Series muffler is used for an aggressive sound level and maximum performance. Performance increases on the dyno revealed an increase of 16 hp and 21 ft\/lbs. at the rear wheels. This system connects directly to the factory dual tail pipes and uses all the existing factory hangers. Includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's Lifetime Limited Warranty.\nFits 2021-2026 Ford F-150 with 2.7, 3.5 and 5.0-liter non-PowerBoost engines with factory dual tailpipes\nThis system replaces ONLY the Factory muffler and over axle pipes and reuses the factory dual tail pipes and tips. Does not fit PowerBoost hybrid models. Does not fit models with OEM active exhaust option.\n\u003cul\u003e\n  \u003cli\u003ePowerful exhaust note with an   aggressive sound level that’s a perfect balance of sound and power\u003c\/li\u003e\n  \u003cli\u003eConnects directly to the factory   dual tailpipes for a simple installation\u003c\/li\u003e\n  \u003cli\u003eFlowmaster Outlaw series muffler   offers race proven performance\u003c\/li\u003e\n  \u003cli\u003eLarge 3.0-inch Mandrel bent pipes   for superior flow and power\u003c\/li\u003e\n  \u003cli\u003eMax power gains of 16 hp  and 21 lb-ft at the rear wheels\u003c\/li\u003e\n  \u003cli\u003e409 stainless steel constuction   for extra durability\u003c\/li\u003e\n  \u003cli\u003eLifetime limited Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Flowmaster Outlaw Direct-Fit Muffler System is designed for 2021–2026 Ford F-150 trucks equipped with 2.7L, 3.5L, or 5.0L non-PowerBoost engines and factory dual tailpipes. It replaces the factory muffler and over-axle pipes while reusing the original dual tailpipes, tips, and hangers. The system provides an aggressive exhaust note and is engineered for improved exhaust flow and performance.\u003c\/p\u003e\u003cp\u003eConstructed from 409 stainless steel, the system uses 3.00-inch mandrel-bent pipes and a Flowmaster Outlaw Series muffler. Dyno testing showed gains of up to 16 horsepower and 21 lb.-ft. of torque at the rear wheels. Direct connection to the factory dual tailpipes supports a straightforward installation using the existing factory hangers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features \u0026amp; Performance Benefits\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAggressive exhaust sound:\u003c\/strong\u003e Delivers a powerful exhaust note balanced with performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved exhaust flow:\u003c\/strong\u003e Large 3.00-inch mandrel-bent pipes support efficient gas flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDyno-tested performance:\u003c\/strong\u003e Produced gains of up to 16 horsepower and 21 lb.-ft. at the rear wheels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect-fit installation:\u003c\/strong\u003e Connects to the factory dual tailpipes and reuses the existing factory hangers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eKey Product Specifications \u0026amp; Technical Data\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Flowmaster\u003c\/li\u003e\n\u003cli\u003ePart Number: flo818171\u003c\/li\u003e\n\u003cli\u003eProduct Type: Outlaw Direct-Fit Muffler System\u003c\/li\u003e\n\u003cli\u003eVehicle Application: 2021–2026 Ford F-150\u003c\/li\u003e\n\u003cli\u003eEngine Applications: 2.7L, 3.5L, and 5.0L non-PowerBoost engines\u003c\/li\u003e\n\u003cli\u003ePipe Diameter: 3.00 inches\u003c\/li\u003e\n\u003cli\u003eMaterial: 409 stainless steel\u003c\/li\u003e\n\u003cli\u003eMuffler: Flowmaster Outlaw Series\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe system includes the direct-fit muffler and over-axle pipe assembly, installation instructions, and necessary installation hardware. It reuses the factory dual tailpipes, tips, and hangers. Does not fit PowerBoost hybrid models or vehicles equipped with the OEM active exhaust option.\u003c\/p\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n2021 Ford F-150 King Ranch\u003cbr\u003e\n2021 Ford F-150 Lariat\u003cbr\u003e\n2021 Ford F-150 Limited\u003cbr\u003e\n2021 Ford F-150 Platinum\u003cbr\u003e\n2021 Ford F-150 Police Responder\u003cbr\u003e\n2021 Ford F-150 SSV\u003cbr\u003e\n2021 Ford F-150 Tremor\u003cbr\u003e\n2021 Ford F-150 XL\u003cbr\u003e\n2021 Ford F-150 XLT\u003cbr\u003e\n2022 Ford F-150 King Ranch\u003cbr\u003e\n2022 Ford F-150 Lariat\u003cbr\u003e\n2022 Ford F-150 Limited\u003cbr\u003e\n2022 Ford F-150 Platinum\u003cbr\u003e\n2022 Ford F-150 Police Responder\u003cbr\u003e\n2022 Ford F-150 SSV\u003cbr\u003e\n2022 Ford F-150 Tremor\u003cbr\u003e\n2022 Ford F-150 XL\u003cbr\u003e\n2022 Ford F-150 XLT\u003cbr\u003e\n2023 Ford F-150 King Ranch\u003cbr\u003e\n2023 Ford F-150 Lariat\u003cbr\u003e\n2023 Ford F-150 Limited\u003cbr\u003e\n2023 Ford F-150 Platinum\u003cbr\u003e\n2023 Ford F-150 Police Responder\u003cbr\u003e\n2023 Ford F-150 SSV\u003cbr\u003e\n2023 Ford F-150 Tremor\u003cbr\u003e\n2023 Ford F-150 XL\u003cbr\u003e\n2023 Ford F-150 XLT\u003cbr\u003e\n2024 Ford F-150 King Ranch\u003cbr\u003e\n2024 Ford F-150 Lariat\u003cbr\u003e\n2024 Ford F-150 Platinum\u003cbr\u003e\n2024 Ford F-150 Police Responder\u003cbr\u003e\n2024 Ford F-150 SSV\u003cbr\u003e\n2024 Ford F-150 STX\u003cbr\u003e\n2024 Ford F-150 Tremor\u003cbr\u003e\n2024 Ford F-150 XL\u003cbr\u003e\n2024 Ford F-150 XLT\u003cbr\u003e\n2025 Ford F-150 King Ranch\u003cbr\u003e\n2025 Ford F-150 Lariat\u003cbr\u003e\n2025 Ford F-150 Platinum\u003cbr\u003e\n2025 Ford F-150 Police Responder\u003cbr\u003e\n2025 Ford F-150 SSV\u003cbr\u003e\n2025 Ford F-150 STX\u003cbr\u003e\n2025 Ford F-150 Tremor\u003cbr\u003e\n2025 Ford F-150 XL\u003cbr\u003e\n2025 Ford F-150 XLT\u003cbr\u003e\n2026 Ford F-150 King Ranch\u003cbr\u003e\n2026 Ford F-150 Lariat\u003cbr\u003e\n2026 Ford F-150 Platinum\u003cbr\u003e\n2026 Ford F-150 Police Responder\u003cbr\u003e\n2026 Ford F-150 SSV\u003cbr\u003e\n2026 Ford F-150 STX\u003cbr\u003e\n2026 Ford F-150 Tremor\u003cbr\u003e\n2026 Ford F-150 XL\u003cbr\u003e\n2026 Ford F-150 XLT\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Flowmaster","offers":[{"title":"Default Title","offer_id":68067385770236,"sku":"818171","price":478.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/7b0cbd561279b8f5434082197e90110aL.jpg?v=1793732643","url":"https:\/\/diycustoms.store\/products\/flowmaster-flo818171-outlaw-direct-fit-muffler-system","provider":"diycustoms.store","version":"1.0","type":"link"}