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.
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Installation InstructionsResources
Installation InstructionsSpecifications:
| Body Height | 4.000 in. |
| Body Length | 12.000 in. |
| Body Width | 5.000 in. |
| California Proposition 65 Chemical Name 1 | Nickel (metallic) |
| California Proposition 65 Chemical Name 2 | Chromium (hexavalent compounds) |
| Description_ASC | Holley Performance Emission Code 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 |
| Description_ASM | Universal Muffler-Not a direct fit. Some adaptation required. |
| Description_DEF | Exhaust Muffler |
| Description_DES | Super HP-2 Series Muffler |
| Description_EXT | Super HP-2 Series Muffler; 2.5 in. Center Inlet/Outlet; Oval; 4 in. x 5 in. x 12 in.; 304 Stainless Steel; |
| Description_FAB | Dyno Tuned for Maximum Performance |
| Description_FAB | Lifetime Limited Warranty |
| Description_FAB | Patented Laminar Flow Technology |
| Description_FAB | Stainless Steel Construction |
| Description_INV | SUPER HP-2 2.50 IN/OUT 12 IN. 304S |
| Description_KEY | HP-2; muffler; 304S; Aggressive sound |
| Description_LAB | Proposition 65 |
| Description_MKT | 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. |
| Description_MKT | 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 Flowmasters Lifetime Limited Warranty. |
| Description_SHO | Muffler |
| height | 4.6 |
| Inlet Diameter | 2.500 in. |
| Inlet Inside Diameter | 2.500 in. |
| Inlet Outside Diameter | 2.500 in. |
| Inlet Position | Center |
| Inlet Type | Single Center |
| length | 25.0 |
| LTL | N |
| Main Piping Diameter | OEM |
| Material | Stainless Steel |
| Muffler Series | HP-2 Series |
| Outlet Diameter | 2.500 in. |
| Outlet Outside Diameter | 2.500 in. |
| Outlet Position | Center |
| Outlet Type | Single Center Outlet |
| Overall Length | 12.000 in. |
| Shape | Oval |
| Sound Level | Aggressive |
| Tip Quantity | 0 |
| Title | Flowmaster 12512304 Super HP-2 Muffler 304S - 2.50 Center In. 2.50 Center Out - Aggressive Sound |
| WARNING CA Proposition 65 | Yes |
| WARNING CA Proposition 65 Message | WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
| weight | 5.1 |
| width | 6.1 |