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Vehicle Info NeededFLOWMASTERPART NUMBER: 389-12012409
Super HP-2 Shorty Muffler 2" Inlet/Outlet
$16995
Ships on 09/14/2026
Lowest Price GuaranteeSuper HP-2 Shorty Mufflers
Super HP-2 Shorty Muffler 2" Inlet/Outlet Width: 4" Height: 5" Length: 12" 409S Stainless Steel
FLOWMASTER MUFFLERS 12012409 Features:
Flowmaster has taken the laminar core of our classic HP-2 muffler and wrapped it in a new compact square case. The new Super HP-2 Series muffler offers the same great performance benefits and moderate tone that you would expect from our laminar flow mufflers, now in a new sleek styling. These mufflers are available in either a 409S stainless steel case or a polishable 304S stainless steel case and in sizes ranging from 2.00 in., 2.25 in. and 2.50 in.. These mufflers are covered by Flowmaster's Lifetime Limited Warranty.- Stainless Steel Construction
- Dyno Tuned For Maximum Performance
- Lifetime Limited Warranty
- Laminar Flow Technology
Part TypeMuffler
BrandFLOWMASTER
Package Height4.8
Package Width5.8
Package Length24.9
Weight6.93 PG
Outlet Quantity1
Inlet PositionCenter
Inlet TypeWeld-On
Inlet Size (In.)2
Heat Shield AttachedNo
Body Length12 in.
Muffler Count1
Inlet Outside Diameter2.13 in.
Inlet Quantity1
Sound LevelAggressive
Outlet Outside Diameter2.13 in.
Muffler MaterialStainless steel
Universal Or Specific FitUniversal
Hanger IncludedNo
Outlet Diameter2 in (50.8 mm)
ColorBlack
TunableNo
Case Length12 in (304.8 mm)
Case ShapeOval
Body Width5 in.
Outlet Inside Diameter2 in.
Body Height4 in.
Outlet TypeSingle
Outlet PositionCenter
Part CategoryPerformance Parts
ShapeOval
Exhaust Tip Quantity0
Inlet LocationCenter
Muffler TypeLaminar Flow
Outlet StyleStandard, without tip
Muffler FinishNatural
Inlet Diameter2 in.
Clamps IncludedNo
FinishHigh-Temperature Paint
Engine Fuel TypeGasoline
ReversibleNo
Outlet Size2 in (50.8 mm)
Muffler SeriesHP-2 Series
QuantitySold individually
Overall Length18 in.
Material409 Stainless Steel
Exhaust Tip ConnectionClamp-On
Internal ConstructionPerforated tube
Body Material409 Stainless Steel
Inlet Inside Diameter2 in.
Outlet LocationCenter
FitmentUniversal
Part FitmentUniversal
Vendor Part Number12012409
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
