{"product_id":"flowmaster-21-25-ford-f-150-flowfx-cat-back-exhaust-system","title":"21-26 Ford F-150 2.7L\/3.5L\/5.0L Flowmaster 718170 Flow FX Cat-Back Exhaust System","description":"\u003ch2\u003e\u003cstrong\u003eFlowmaster 718170 Flow FX Cat-Back Exhaust System\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Flowmaster 718170 Flow FX Cat-Back Exhaust System is engineered for 2021-2026 Ford F-150 trucks equipped with factory dual rear tailpipes and 2.7L, 3.5L, 5.0L, or PowerBoost 3.5L engines. This performance exhaust upgrade delivers a deep, throaty exhaust tone with an aggressive to moderate sound level while improving exhaust flow and enhancing the overall driving experience. Designed with Flowmaster’s proven Flow FX straight-through muffler technology, this system provides a balanced combination of sound, performance, and durability for truck owners looking to upgrade beyond the factory exhaust system.\u003c\/p\u003e\n\u003cp\u003eThe bolt-on cat-back design features 3.00-inch mandrel-bent 409 stainless steel tubing that helps maximize exhaust flow and supports improved performance. The system routes through the factory dual exhaust exit locations, uses factory hanger positions for a straightforward installation, and is finished with large 4.50-inch black ceramic-coated stainless steel exhaust tips for a bold custom appearance. The Flowmaster 718170 exhaust system can provide gains of up to 18 horsepower and 20 lb-ft of torque at the rear wheels when compared to the factory exhaust system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFlowmaster Flow FX straight-through muffler design for improved exhaust flow and performance sound.\u003c\/li\u003e\n\u003cli\u003eAggressive to moderate exhaust tone that delivers a noticeable performance upgrade without excessive volume.\u003c\/li\u003e\n\u003cli\u003e3.00-inch mandrel-bent 409 stainless steel tubing for enhanced durability and efficient airflow.\u003c\/li\u003e\n\u003cli\u003eLarge dual rear exit tailpipes designed to fit factory dual exhaust bumper openings.\u003c\/li\u003e\n\u003cli\u003ePair of 4.50-inch black ceramic-coated stainless steel exhaust tips with an aggressive appearance.\u003c\/li\u003e\n\u003cli\u003eUses factory hanger locations for a clean, secure installation.\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for Ford F-150 models with factory dual tailpipes.\u003c\/li\u003e\n\u003cli\u003eDoes not fit Ford F-150 models equipped with OEM active exhaust systems or single side exit exhaust configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBenefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEnhances the truck’s exhaust sound with a performance-inspired Flowmaster tone.\u003c\/li\u003e\n\u003cli\u003eImproves exhaust system appearance with premium black ceramic-coated tips.\u003c\/li\u003e\n\u003cli\u003eProvides increased exhaust flow potential for performance-focused F-150 builds.\u003c\/li\u003e\n\u003cli\u003eOffers durable corrosion resistance with stainless steel construction.\u003c\/li\u003e\n\u003cli\u003eMaintains a factory-style fitment while delivering an upgraded aftermarket appearance.\u003c\/li\u003e\n\u003cli\u003eIncludes necessary installation hardware for a simplified bolt-on upgrade.\u003c\/li\u003e\n\u003cli\u003eBacked by Flowmaster’s Lifetime Limited Warranty for long-term 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: 718170\u003c\/li\u003e\n\u003cli\u003eProduct Type: Cat-Back Exhaust System\u003c\/li\u003e\n\u003cli\u003eExhaust Series: Flow FX\u003c\/li\u003e\n\u003cli\u003eVehicle Category: Performance Exhaust\u003c\/li\u003e\n\u003cli\u003eMain Pipe Diameter: 3.00 inches\u003c\/li\u003e\n\u003cli\u003ePipe Material: 409 Stainless Steel\u003c\/li\u003e\n\u003cli\u003eMuffler Material: 409 Stainless Steel\u003c\/li\u003e\n\u003cli\u003eMuffler Style: Flow FX Absorption Muffler\u003c\/li\u003e\n\u003cli\u003eMuffler Dimensions: 14.00-inch length x 9.00-inch width x 4.00-inch height\u003c\/li\u003e\n\u003cli\u003eMuffler Color: Silver with natural finish\u003c\/li\u003e\n\u003cli\u003eTailpipe Quantity: Dual\u003c\/li\u003e\n\u003cli\u003eTailpipe Outlet Diameter: 3.00 inches\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Quantity: 2\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Diameter: 4.50 inches\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Material: 304 Stainless Steel\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Finish: Black Ceramic Coating\u003c\/li\u003e\n\u003cli\u003eExhaust Tip Style: Round with rolled edge and embossed logo\u003c\/li\u003e\n\u003cli\u003eExit Style: Dual rear exit\u003c\/li\u003e\n\u003cli\u003eClamp Type: Flat Band Clamps\u003c\/li\u003e\n\u003cli\u003eMounting Type: Factory hanger locations\u003c\/li\u003e\n\u003cli\u003eCatalytic Converter Included: No\u003c\/li\u003e\n\u003cli\u003eValve Included: No\u003c\/li\u003e\n\u003cli\u003eSound Level: Aggressive \/ Moderate\u003c\/li\u003e\n\u003cli\u003eEmission Code: 5\u003c\/li\u003e\n\u003cli\u003eCalifornia Proposition 65 Warning: Contains chemicals including chromium (hexavalent compounds) and nickel (metallic).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInstall Difficulty Level\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis Flowmaster 718170 Cat-Back Exhaust System is designed for an easy installation using factory mounting locations and included hardware. With basic mechanical tools and proper vehicle support, installation can be completed as a straightforward bolt-on upgrade. The shortest installation time found for comparable Flowmaster cat-back installations is approximately 1 hour, making this system a convenient option for experienced DIY installers or professional exhaust shops.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2021-2026 Ford F-150 with 2.7L EcoBoost engine and factory dual tailpipes.\u003c\/li\u003e\n\u003cli\u003e2021-2026 Ford F-150 with 3.5L EcoBoost engine and factory dual tailpipes.\u003c\/li\u003e\n\u003cli\u003e2021-2026 Ford F-150 with 5.0L V8 engine and factory dual tailpipes.\u003c\/li\u003e\n\u003cli\u003e2021-2026 Ford F-150 PowerBoost Hybrid with 3.5L engine and factory dual tailpipes.\u003c\/li\u003e\n\u003cli\u003eOnly fits models originally equipped with optional dual exhaust exiting through the rear bumper. Does not fit models originally produced with single side exit exhaust.\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":47766404104370,"sku":"FLO718170","price":1049.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0607\/4341\/8034\/files\/3fdaf406406d1bf99686f5151a120bf4L.jpg?v=1785745088","url":"https:\/\/morepowertuning.com\/products\/flowmaster-21-25-ford-f-150-flowfx-cat-back-exhaust-system","provider":"More Power Tuning","version":"1.0","type":"link"}