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

Stainless Steel Construction

Dyno Tuned For Maximum Performance

Patented Laminar Flow Technology

Made in USA

Product Attributes

Body Height (in) 4

Body Length (in) 18

Body Width (in) 5

Inlet Diameter (in) 2.5

Inlet Position Center

Material Stainless Steel

Muffler Series HP-2 Series

Outlet Diameter (in) 2.5

Outlet Position Center

Shape Oval

Sound Level Moderate Sound

More Information
Part Type Mufflers & Resonators
Product Line Exhaust
Brand Flowmaster
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You're reviewing:Flowmaster Hushpower 18" Muffler 2 1/2" Stainless #12518409
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