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Vehicle Info NeededFLOWMASTERPART NUMBER: 389-718141
718141 Flow FX Extreme Cat-Back Exhaust System; Fits Select Toyota; Tundra 3.4-liter, Cat-Back
$39995
Ships on Sep 14, 2026
Lowest Price GuaranteeFlow FX Extreme Cat-Back Exhaust SystemFits Select Toyota; Tundra 3.4-liter, Cat-Back, Single Out Dump Exit Stainless Steel Sold Individually
Flowmaster 389-718141 Features:
This Flowmaster® Flow FX Extreme cat-back exhaust system for the 2022-2024 Toyota Tundra with the 3.4-liter engine is manufactured using durable 409 stainless steel throughout and features 3.0-inch mandrel bent pipes for better exhaust gas flow. A straight through Flow FX series muffler is used for maximum performance and delivers an aggressive to moderate sound inside and out. This system exits under the truck with a dump style turn down tip for added style and better ground clearance when driving off-road. 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.- 3.00-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
- Turn down exit under the truck increases clearance for extreme off-roading
- Includes complete hardware and factory styled hangers in the stock locations for an easy installation
- FlowFX series muffler delivers an aggressive to moderate sound level inside and out, along with increased performance
- Backed by Flowmaster’s Lifetime Limited Warranty
Part TypeExhaust System
BrandFLOWMASTER
Package Height9.75
Package Width15.25
Package Length49.0
Weight20.0 PG
Muffler Body Diameter6 in.
Muffler Inlet Inside Diameter3 in.
Hangers IncludedYes
Main Piping Diameter3 in.
Tail Pipe QuantitySingle
Inlet TypeClamp-On
Exhaust Tip Material409 Stainless Steel
Catalytic Converter Quantity0
Muffler Body Length14 in.
Sound LevelAggressive
Muffler Body Material409 Stainless Steel
Exhaust Tip CutStraight
Gasket Or Seal IncludedNo
Exhaust Tip IntercooledNo
Pipe ColorSilver
Muffler Quantity1
Muffler Inlet Outside Diameter3.13 in.
Muffler Flanged OutletNo
Exhaust Tip ResonatedNo
Muffler Outlet LocationCenter
Catalytic Converter IncludedNo
Part CategoryPerformance Parts
Exhaust Tip WallSingle Wall
Exhaust Tip Quantity0
Muffler Inlet LocationCenter
Exhaust Tip FinishNatural
Exhaust Tip EdgeSlash Cut
Valve IncludedNo
Muffler TypeAbsorption
Pipe Material409 Stainless Steel
Tail Pipe Tapered OutletNo
Muffler Body ShapeRound
Mounting Bracket IncludedNo
Muffler Outlet Quantity1
Muffler FinishNatural
Mount TypeUses Factory Hangers
Clamps IncludedYes
FinishNatural
Exit StyleSingle Out Dump
Clamping TypeFlat Band
Muffler Flanged InletNo
Spring Bolt Kit IncludedNo
Muffler SeriesFlow FX
Muffler IncludedYes
Exhaust Tip ConnectionWelded
Tail Pipe Outlet Outside Diameter3 in.
Valve TypeNot Applicable
Exhaust Tip Diameter3 in.
Part FitmentDirect Fit
Vendor Part Number718141
Package Qty1
Package TypeEA
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