{"product_id":"fits-20-26-gm-2500hd-3500hd-6-6l-gas-eng-ffx-direct-fit-muffler-exhaust-system","title":"2020-2026 Chevrolet Silverado Performance Muffler Flowmaster Stainless","description":"\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eFlowmaster's® Flow FX Direct-Fit Muffler exhaust system for the 2020-2026 GM 2500HD and 3500HD trucks with the 6.6L gas engines gives you a great value packed way to help you customize your GM truck to your personality. This performance muffler system fits both 2\/4 Wheel drive models and is manufactured from 409 stainless steel for years of trouble-free service and performance. Features include a 3.50-inch inlet pipe leading into a 409 stainless steel Flow FX series \"straight-through\" muffler for great sound and maximum performance and no drone. The muffler then connects to the factory tailpipe for a simple and effective performance upgrade. Max dyno gains of 7 hp and 5 lb-ft at the rear wheels. This results in better acceleration and towing performance. The system uses all the factory hanger locations and connections for an easy installation that you can do at home. Kits include installation instructions and all necessary hardware. Backed by Flowmaster's Lifetime Limited Warranty.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cli\u003e3.5-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability\u003c\/li\u003e\u003cli\u003eKit includes complete hardware and factory styled hangers in the stock locations for an easy installation\u003c\/li\u003e\u003cli\u003eA tuned Flow FX style muffler delivers a deep, aggressive to moderate performance tone and improves exhaust flow\u003c\/li\u003e\u003cli\u003eMax increases of up to 12 hp and 11 lb-ft over the stock exhaust at the wheels\u003c\/li\u003e\u003cli\u003eTuned performance muffler eliminates interior drone\u003c\/li\u003e\u003cli\u003eMaintains factory warranty\u003c\/li\u003e\u003cli\u003eLifetime Limited Warranty\u003c\/li\u003e\u003cp\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003c\/p\u003e\u003cli\u003e\n\u003cstrong\u003eBody Diameter: \u003c\/strong\u003e5\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eBody Height: \u003c\/strong\u003e5\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eBody Length: \u003c\/strong\u003e18\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eBody Material: \u003c\/strong\u003e409 Stainless Steel\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eBody Width: \u003c\/strong\u003e8\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eBrand: \u003c\/strong\u003eFlowmaster\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eCatalytic Converter Included: \u003c\/strong\u003eNo\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eClamping Type: \u003c\/strong\u003eFlat Band\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eClamps Included: \u003c\/strong\u003eYes\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eColor: \u003c\/strong\u003eNatural\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eEmission Code: \u003c\/strong\u003e5\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eExhaust Series: \u003c\/strong\u003eFlow FX\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eExhaust Tip Quantity: \u003c\/strong\u003e0\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eExit Position: \u003c\/strong\u003eOEM\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eExit Position: \u003c\/strong\u003eOEM\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eFinish: \u003c\/strong\u003eNatural\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eGasket Or Seal Included: \u003c\/strong\u003eNo\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eGrade Type: \u003c\/strong\u003ePerformance\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eHeat Shield: \u003c\/strong\u003eNo\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eHeat Shield Attached: \u003c\/strong\u003eNo\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eInlet Diameter: \u003c\/strong\u003e3.5\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eInlet Inside Diameter: \u003c\/strong\u003e3.52\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eInlet Location: \u003c\/strong\u003eCenter\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eInlet Outside Diameter: \u003c\/strong\u003e3.11\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eInlet Quantity: \u003c\/strong\u003e1\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eInlet Type: \u003c\/strong\u003eSlip-Fit\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMain Piping Diameter: \u003c\/strong\u003eCenter\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMaterial: \u003c\/strong\u003e409 Stainless Steel\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMount Type: \u003c\/strong\u003eUses Factory Hangers\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Body Length: \u003c\/strong\u003e10\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Body Material: \u003c\/strong\u003e409 Stainless Steel\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Body Shape: \u003c\/strong\u003eRound\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Body Width: \u003c\/strong\u003e8\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Color: \u003c\/strong\u003eNatural\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Finish: \u003c\/strong\u003eNatural\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Inlet Location: \u003c\/strong\u003eCenter\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Material: \u003c\/strong\u003e409 Stainless Steel\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Outlet Location: \u003c\/strong\u003eCenter\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Part Number: \u003c\/strong\u003eKit Only\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Quantity: \u003c\/strong\u003e1\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Series: \u003c\/strong\u003eFlow FX\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Shape: \u003c\/strong\u003eOval\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eMuffler Type: \u003c\/strong\u003eAbsorption\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eOutlet Diameter: \u003c\/strong\u003e3.5\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eOutlet Inside Diameter: \u003c\/strong\u003e3.52\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eOutlet Location: \u003c\/strong\u003eCenter\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eOutlet Outside Diameter: \u003c\/strong\u003e3.65\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eOutlet Quantity: \u003c\/strong\u003e1\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eOutlet Type: \u003c\/strong\u003eSlip-Fit\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eOverall Length: \u003c\/strong\u003e34.25\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003ePipe Material: \u003c\/strong\u003e409 Stainless Steel\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eShape: \u003c\/strong\u003eOval\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eSingle Dual: \u003c\/strong\u003eSingle\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eSound Level: \u003c\/strong\u003eAggressive \/ Moderate\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eSystem Type: \u003c\/strong\u003eDirect-fit Muffler\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eTubing Diameter: \u003c\/strong\u003e3.5\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eType: \u003c\/strong\u003eDirect-fit Muffler\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eValve Actuator Included: \u003c\/strong\u003eNo\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eValve Included: \u003c\/strong\u003eNo\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003eValve Type: \u003c\/strong\u003eNot Applicable\u003c\/li\u003e\u003cli\u003e\n\u003cstrong\u003ePart Number: \u003c\/strong\u003e718155\u003c\/li\u003e\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e2020-2026 Chevrolet Silverado 2500 HD 401 CID\u003c\/li\u003e\n\u003cli\u003e2020-2026 Chevrolet Silverado 3500 HD 401 CID\u003c\/li\u003e\n\u003cli\u003e2020-2026 GMC Sierra 2500 HD 401 CID\u003c\/li\u003e\n\u003cli\u003e2020-2026 GMC Sierra 3500 HD 401 CID\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eEmissions:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eThis part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.\u003c\/li\u003e \u003c\/ul\u003e","brand":"Flowmaster","offers":[{"title":"Default Title","offer_id":53065225175253,"sku":"718155","price":367.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2493\/0960\/files\/718155-58e6eb58e5e96e70dde7a4ee3a237d68738922d8-10.jpg?v=1777931708","url":"https:\/\/moderndaymuffler.com\/products\/fits-20-26-gm-2500hd-3500hd-6-6l-gas-eng-ffx-direct-fit-muffler-exhaust-system","provider":"Modern Day Muffler","version":"1.0","type":"link"}