Exhaust› Mufflers and Resonators
Flowmaster
Super 44 Series Chambered Muffler Super 44 Series Stainless Steel 2.5 InchIn(Dual)/2.5 InchOut(Dual) Flowmaster
SKU: F00L 8425454
Moderate — 2–4 hours
Description
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 8425454 |
Videos
The ONLY Flowmaster Video you NEED to watch
2004 Silverado 5.3L Flowmaster Super 44
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1998 Dodge Ram with Flowmaster Super 44 Muffler Installed
Flowmaster Exhaust On Chevy 5.3 Install
2004 Chevy Silverado 5.3L V8 DUAL EXHAUST w/ FLOWMASTER SUPER 44!
Flowmaster Super 44 Series Muffler on 2011 GMC Sierra
2011 Chevy Silverado 4.8 Dual EXHAUST w/ Flowmaster Super 44!
DIY Flowmaster Super 44 full exhaust installation. Is it possible in your driveway?
04 Nissan Titan Flowmaster super 44
Buy with Confidence
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.
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