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Flowmaster

Flowmaster Outlaw Axle-back Exhaust System

Fits 2015-2023 Ford Mustang, 2.3L Ecoboost & 3.7L. Both Coupes and Convertible - Aggressive sound

Part # 817823 Be the first to write a review

Flowmaster Outlaw Axle-back Exhaust System

Estimated Ship Date: 05/23/2025
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MSRP $922.95
$736.95
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5

Emissions

This 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.

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The Outlaw® Axle-back exhaust system is specifically designed for all 2015-2023 Ford Mustang coupes and convertibles with the 2.3L Ecoboost or 3.7L engines. System features include large 3.00-inch mandrel-bent tubing flowing into a pair of race-proven Outlaw series mufflers for an aggressive exterior sound level, with a noticeable interior tone. Other features include a pair of large 4.00-inch black ceramic coated stainless steel tips for an aggressive look and the system uses the factory hangers for a quick and easy installation. The system includes all necessary parts, hardware, and instructions and is covered by our Flowmaster® Lifetime Limited Warranty. Note: Fits both Coupes and Convertibles.

Features:

  • 4.00-inch Black Ceramic Coated Stainless Steel Tips
  • Aggressive Race Proven Outlaw Mufflers
  • Dyno-tuned for Maximum Performance
  • Large Mandrel-bent 3.00-inch Tubing
  • Uses the Factory Hanger Locations
  • Full Stainless Steel Construction
  • Flowmaster Quality
  • Easy Installation
Brand Flowmaster
Catalytic Converter IncludedNo
Catalytic Converter Quantity0
CategoryExhaust
Clamping TypeRound Band
Clamps IncludedYes
Emission Code5
Exhaust SeriesOutlaw
Exhaust Tip Diameter4.00 IN
Exhaust Tip Quantity2
Exit PositionDual Out Rear
Exit StyleDual Out Rear
FinishNatural
Grade TypePerformance
Hangers IncludedYes
Heat ShieldNo
Main Piping Diameter3.00 IN
Material409 Stainless Steel
Mount TypeUses factory hangers
Muffler Body Length49.00 IN
Muffler ColorBlack
Muffler FinishBlack High-Temperature Paint Finish
Muffler Inlet Diameter3.00 IN
Muffler Inlet LocationCenter
Muffler Material409 Stainless Steel
Muffler Outlet Diameter3.00 IN
Muffler Outlet LocationCenter
Muffler Overall Length10.50 IN
Muffler Part NumberKit Only
Muffler Quantity2
Muffler SeriesOutlaw
Muffler ShapeRound
Muffler TypeReflection
part typeExhaust System Kit
Pipe Material409 Stainless Steel
Product TypeExhaust System
Single DualDual
Sound LevelAggressive
Spring Bolt Kit IncludedNo
Sub CategoryExhaust and Tail Pipes
System TypeAxle-back
Tip CutAngle
Tip Diameter4.00 IN
Tip Edge StyleCut
Tip FinishBlack Ceramic Coating
Tip Length5.25 IN
Tip LogoEmbossed
Tip Material304 Stainless Steel
Tip Quantity2
Tip ShapeRound
Tubing Diameter3.00 IN
Tubing Material409 Stainless Steel
TypeAxle-Back
UPC700042038169
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Part Number817823
5

This 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.
Instructions - fm_warranty_general.pdf
Instructions - 817823_instructions.pdf
2015-2023 Ford Mustang, 2.3L Ecoboost & 3.7L engines. Fits both Coupes and Convertibles.

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