Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Exhaust› Mufflers and Resonators
Flowmaster
Super Hp-2 Muffler 409SS Super Hp-2 Muffler 409SS 2.25 Center In./2.25 Center Out Aggressive Sound Flowmaster
SKU: F00L 12412409
Moderate — 2–4 hours
Overview
Show original supplier description
Part #: 12412409
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.Dyno Tuned For Maximum PerformanceLifetime Limited WarrantyStainless Steel ConstructionLaminar Flow Technology
Features:
- Stainless Steel Construction
- Dyno Tuned For Maximum Performance
- Dyno Tuned for Maximum Performance
- Lifetime Limited Warranty
- Patented Laminar Flow Technology
- Stainless Steel Construction
- Lifetime Limited Warranty
- Laminar Flow Technology
Super HP-2 Series Muffler | 2.25 in. Center Inlet/Outlet | Oval | 4 in. x 5 in. x 12 in. | 409 Stainless Steel
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Flowmaster |
| Part Number | F00L 12412409 |
We’re here — turning wrenches, just like you.
Call us, follow along, or come say hi.
Buy with Confidence
Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return PolicyShipping
Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.
View Full Shipping Policy