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Flowmaster Outlaw Cat-Back Exhaust System

Fits 2024 Ford Mustang GT 5.0-liter, Outlaw Cat-Back 3.0-inch Stainless Steel Exhaust System, 4.0-inch Dual Black Tips

Part # 818161

Flowmaster Outlaw Cat-Back Exhaust System

In Stock
Free Shipping - Lower 48 US States
$1,679.95
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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.

See Emissions Details
The Flowmaster Outlaw® Cat-back exhaust system for the 2024 Ford Mustang GT 5.0-liter is perfect for the person looking for a very aggressive exhaust tone inside and outside the vehicle, with all of the performance benefits that you would expect from Flowmaster®. This easy to bolt-on emissions-legal system features dual 3.0-inch stainless steel mandrel-bent tubing and our exclusive Scavenger® Series X-pipe for a deep unique tone and maximum power. Other features include a pair of our race-proven Outlaw Series mufflers finished off with quad 4.00-inch black ceramic coated tips for a modern look. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, this system includes all necessary parts, hardware and installation instructions. This system does not fit models with the Active Performance Exhaust option. Fits both coupes and convertibles. Backed by Flowmaster's Lifetime Limited Warranty.

Features:

  • Max increases of up to 18 hp and 18 lb-ft over the stock exhaust at the rear wheels
  • Outlaw series performance muffler offers a deep powerful sound and increased performance
  • 409 stainless steel construction delivers extra durability and improved long-term corrosion resistance
  • Uses factory hanger locations for easy installation
  • 3.0-inch 16-gauge mandrel bent stainless steel tubing helps maintain maximum exhaust flow for better power
  • Includes all necessary hardware for an at home installation
  • Dual 4.00-inch black ceramic coated steel tips add a custom look
  • Includes Scavenger Series X-Pipe for maximum tone and performance
  • Lifetime Limited Warranty

About Flowmaster

Shop the official site of Flowmaster for exhaust systems, mufflers, and more that deliver the iconic Flowmaster sound. Available at Holley.com!

Brand Flowmaster
Emission Code5
Exhaust SeriesOutlaw
Exit PositionDOR
Material409 Stainless Steel
Mount TypeUses Factory Hangers
Muffler Body Length (in)10.5
Muffler ColorBlack
Muffler FinishPainted
Muffler Inlet Diameter3.00
Muffler Inlet LocationCentered
Muffler Material409S Stainless Steel
Muffler Outlet Diameter3.00
Muffler Outlet LocationCentered
Muffler Overall Length (in)16.75
Muffler Part NumberKit Only
Muffler Quantity2
Muffler SeriesOutlaw
Muffler ShapeRound
Muffler TypeReflection
Product TypeExhaust System
Single DualDual
Sound LevelAggressive / Moderate
System TypeCat-back
Tip CutAngle
Tip Diameter4.00
Tip Edge StyleCut
Tip FinishBlack Ceramic
Tip Length5.25
Tip LogoEmbossed
Tip Material304 Stainless
Tip Quantity2.00
Tip ShapeRound
Tip StyleDouble Wall
Tubing Diameter (in)3.00
Tubing Material409S Stainless Steel
UPC090127844717
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Part Number818161
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.
Will not fit vehicles with Active performance exhaust. (2 exhaust tips per side )

*Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

Some parts are not legal for use in California or other states with similar regulations.