Fits 2020-2024 Chevrolet Silverado 1500; Cat-Back Exhaust System - 818113

This Flowmaster American Thunder cat-back exhaust system for the 2019-2024 Chevrolet/GMC Silverado/Sierra with the 2.7-liter engine is manufactured using durable 409 stainless steel throughout and features dual 2.50-inch mandrel bent pipes for better exhaust gas flow, and an American Thunder muffler is used for a moderate sound level and maximum performance. Gain up to 4 hp and 11 lbs-ft of torque at the rear wheels over stock. This system exits dual out the rear or dual out the side, with dual 3.50-inch polished tips for added style and a custom look. The system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's Lifetime Limited Warranty.Features:Dual 2.50-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durabilityDual 3.50-inch polished tips exit dual out the rear or side for a custom lookIncludes complete hardware and factory styled hangers in the stock locations for an easy installation50 Series Big Block performance muffler delivers a deep, moderate performance tone and improves exhaust flowFlowmaster?s Lifetime Limited WarrantyGain up to 4 hp and 11 lbs-ft of torque at the rear wheelsFits 147-inch and 157-inch wheelbasesSpecs:BrandFlowmasterCalifornia Proposition 65 Chemical NameChromium (hexavalent compounds)California Proposition 65 Chemical NameNickel (Metallic)California Proposition 65 RequiredYesEmission Code5Exhaust SeriesAmerican ThunderExit PositionDOR/SInlet Tubing Diameter3.5Material409 Stainless SteelMount TypeUses Factory HangersMuffler Body Length (in)22Muffler ColorBlackMuffler FinishPaintedMuffler Inlet Diameter3.5Muffler Inlet LocationCenteredMuffler Material409S Stainless SteelMuffler Outlet Diameter2.5Muffler Outlet LocationDual OutletMuffler Overall Length (in)28Muffler Part NumberKit OnlyMuffler Quantity1Muffler Series50 Series Big BlockMuffler ShapeOvalMuffler TypeReflectionOutlet Tubing Diameter2.5Product TypeExhaust SystemSingle DualDualSound LevelModerateSystem TypeCat-backTip CutAngleTip Diameter3.5Tip Edge StyleCutTip FinishPolishedTip Length13Tip LogoEmbossedTip Material304 StainlessTip Quantity2Tip ShapeRoundTip StyleDouble WallTubing Material409S Stainless SteelApplication:YearMakeModelSubmodel2020-2024ChevroletSilverado 1500Custom2022-2024ChevroletSilverado 1500Custom Trail Boss2019-2024ChevroletSilverado 1500LT2022-2024ChevroletSilverado 1500LT Trail Boss2019-2024ChevroletSilverado 1500RST2019-2024ChevroletSilverado 1500WT2019-2024GMCSierra 1500Elevation2022-2024GMCSierra 1500Pro2019-2024GMCSierra 1500SLE2023ChevroletSilverado 1500Base2022ChevroletSilverado 1500 LTDCustom2022ChevroletSilverado 1500 LTDLT2022ChevroletSilverado 1500 LTDRST2022ChevroletSilverado 1500 LTDWT2022GMCSierra 1500 LimitedElevation2022GMCSierra 1500 LimitedPro2022GMCSierra 1500 LimitedSLE2022ChevroletSilverado 1500 LTDCustom Trail Boss2019-2021GMCSierra 1500Base