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Flowmaster

Flowmaster Outlaw Series Race Muffler

Part # 15430S Be the first to write a review

Outlaw Series Race Muffler - short - 3" Center In / 3" Center Out -Aggressive

Flowmaster Outlaw Series Race Muffler

Estimated Ship Date: 06/30/2025
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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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Outlaw mufflers are designed to be connected directly to the header collectors or can be added into an existing exhaust system. Recommended for racing applications where a muffler is required without a set decibel limit to be met.

Features:

  • Durable fully welded 16 gauge aluminized steel - round case allows install in limited space applications
  • Designed for maximum horsepower and torque
  • Minimal decibel reduction - race application where muffler rules are in effect
  • No internal packing to blowout
Automotive Item GradeHigh Performance
Body Diameter4.00 IN
Body Height4.00 IN
Body Length7.00 IN
Body MaterialAluminized Steel
Body Width4.00 IN
Brand Flowmaster
CategoryExhaust
Clamps IncludedNo
ColorBlack
Emission Code5
Engine Fuel TypeGasoline
Exhaust Tip Quantity0
Sold Separately
FinishHigh-Temperature Paint
FitmentUniversal
Grade TypePerformance
Hanger IncludedNo
Heat Shield AttachedNo
Inlet Connection TypePipe Connection
Inlet Diameter3.00 IN
Inlet Inside Diameter3.00 IN
Inlet LocationCenter
Inlet Outside Diameter3.13 IN
Inlet PositionCenter
Inlet Quantity1
Inlet TypeClamp-On
Weld-On
MaterialAluminized Steel
Mount TypeUses New Hangers (Not Included)
Muffler SeriesOutlaw
Muffler TypeReflection
Outlet Connection TypePipe Connection
Outlet Diameter3.00 IN
Outlet Inside Diameter3.00 IN
Outlet LocationCenter
Outlet Outside Diameter3.13 IN
Outlet PositionCenter
Outlet Quantity1
Outlet TypeSingle
Overall Length12.75 IN
part typeExhaust Muffler
Product TypeRace Products
ReversibleNo
ShapeRound
Sound LevelAggressive
Sub CategoryMufflers
TunableNo
Type of MufflerReflection
Universal Or Specific FitUniversal
Vehicle TypeClassic Muscle Car
Late Model Muscle Car
Race
UPC700042021611
California Proposition 65 RequiredNo
Part Number15430S
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 - 49000002_race_applications.pdf
Universal Race Muffler - Not a direct fit. Some adaptation required. This muffler is directional. The internal rings lean back towards the outlet of the muffler.

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    *Free Shipping & Handling only offered to the contiguous US on orders over $1490, excludes clearance parts and oversized packages.

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