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 manufactured in the USA and are covered by Flowmaster's Lifetime Limited Warranty.
  • Stainless Steel Construction
  • Dyno Tuned for Maximum Performance
  • Patented Laminar Flow Technology
  • Lifetime Limited Warranty

Application Summary:

Universal Muffler-Not a direct fit. Some adaptation required.
Body Height (in) 4
Body Height (in.) 4
Body Length (in) 12
Body Length (in.) 12
Body Width (in) 5
Body Width (in.) 5
Bullet Point #1 Stainless Steel Construction
Bullet Point #2 Dyno Tuned For Maximum Performance
Bullet Point #3 Patented Laminar Flow Technology
Bullet Point #4 Lifetime Limited Warranty
Country of Origin (Primary) US
Emission Code Legal US
Harmonized Tariff Code (Schedule B) 8708925000
Hazardous Material Code N
Inlet Connection Type Pipe Connection
Inlet Diameter (in) 2.25
Inlet Inside Diameter (in.) 2
Inlet Position Center
Inlet Size (in.) 2
Inlet Type Single Center Inlet
Life Cycle Status Code 2
Life Cycle Status Description Available To Order
Main Piping Diameter (in.) OEM
Material 304 Stainless Steel
MSDS Required Flag N
MSDS Sheet Number N
Muffler Count 1
Muffler Series HP-2 Series
NAFTA Preference Criterion Code B
Outlet Diameter (in) 2.25
Outlet Outside Diameter (in.) 2
Outlet Position Center
Outlet Size (in.) 2
Outlet Type Single Center Outlet
Overall Length (in.) 12
Position N/A
Shape Oval
Sound Level Aggressive Sound
Tip Quantity None
Warranty Time 12

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Flowmaster 12412304 Super HP-2 Muffler 304S - 2.25 Center In./2.25 Center In. - Aggressive Sound

  • $151.76