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Vehicle Info NeededFLOWMASTERPART NUMBER: 389-718165
718165 Flow FX Cat-Back Exhaust System; Fits Select GM; Colorado / Canyon 2.7-Liter, Cat-Back, Dual Out Same Side Exit
$1,06595
Ships on 09/09/2026
Lowest Price GuaranteeFlow FX Cat-Back Exhaust SystemFits Select GM; Colorado / Canyon 2.7-Liter, Cat-Back, Dual Out Same Side Exit, Stainless Steel Sold Individually
Flowmaster 389-718165 Features:
This Flowmaster® FlowFX® cat-back exhaust system is for the 2023-2024 GM Colorado/Canyon with the 2.7-liter turbo engine. This system is manufactured using durable 409 stainless steel tubing and features 3.00-inch to dual 2.5-inch mandrel bent pipes for better exhaust gas flow. A FlowFX "straight-through" muffler is used for an aggressive to moderate sound level and maximum performance. Maximum increases on the dyno revealed 14 hp and 15 lb-ft at the rear wheels. This system exits out the side of the truck in front of the rear tire with dual 4.00-inch black ceramic coated tips for added style. 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
- High clearance muffler and tailpipe designed for improved departure angles with the roughest terrain
- Includes complete hardware and factory styled hangers in the stock locations for an easy installation
- FlowFX “straight through” performance muffler delivers a deep, moderate to mild performance tone and improves exhaust flow
- Max increases of up to 14 hp and 15 lb-ft over the stock exhaust at the wheels
- Lifetime Limited Warranty
Part TypeExhaust System
BrandFLOWMASTER
Package Height17.0
Package Width17.0
Package Length64.0
Weight79.0 PG
Muffler Inlet Inside Diameter3 in.
Hangers IncludedYes
Main Piping Diameter2.50 in.
Tail Pipe QuantityDual
Inlet TypeFlanged
Exhaust Tip Material304 Stainless Steel
Catalytic Converter Quantity0
Muffler Body Length14 in.
Sound LevelAggressive / Moderate
Muffler Body Material409 Stainless Steel
Exhaust Tip CutAngled
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 LocationDual
Catalytic Converter IncludedNo
Part CategoryPerformance Parts
Exhaust Tip WallDouble Wall
Exhaust Tip Quantity2
Muffler Inlet LocationCenter
Exhaust Tip FinishBlack Ceramic Coating
Exhaust Tip EdgeAngle Cut
Valve IncludedNo
Muffler TypeReflection
Pipe Material409 Stainless Steel
Muffler Body Width9 in.
Tail Pipe Tapered OutletNo
Muffler Body ShapeOval
Mounting Bracket IncludedYes
Muffler Outlet Quantity2
Muffler FinishNatural
Mount TypeUses Factory Hangers
Clamps IncludedYes
FinishNatural
Exit StyleDual Out Same Side
Muffler Body Height4 in.
Clamping TypeFlat Band
Muffler Flanged InletNo
Spring Bolt Kit IncludedNo
Muffler SeriesFlow FX
Muffler IncludedYes
Exhaust Tip ConnectionWelded
Tail Pipe Outlet Outside Diameter2.50 in.
Valve TypeNot Applicable
Exhaust Tip Diameter4 in.
Part FitmentDirect Fit
Vendor Part Number718165
Package Qty1
Package TypeEA
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