Flowmaster Super 44 Series Muffler - 2.5 Dual In/3.0 Center Out 8425453

Item #22204

Made in the USA
Flowmaster Super 44 Series Muffler - 2.5 Dual In/3.0 Center Out 8425453
8425453 Super 44 Muffler
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Super 44 Series Muffler 409S - 2.5 IN (D) / 3.0 OUT Center - Aggressive Sound


  • Flowmaster Reliability
  • Patented Delta Flow Technology
  • Aggressive Performance Tone
  • Stainless Steel Construction

Flowmaster's Super 44 muffler delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing 2 chamber street muffler we've ever built! Available in 409S Stainless Steel with a Lifetime Limited Warranty, these mufflers feature our advanced Delta Flow Technology design and are fully MIG-welded for maximum durability. This new dual in/single out configuration is perfect for applications that require one muffler for both exhaust pipes to pass through and has 2.50 inch dual inlets and 3 inch center outlet with 3.50 inch internals for maximum performance.


(1) 8425453 Super 44 Muffler


Body Height (in): 4
Body Length (in): 13
Body Width (in): 9.5
Brand: Flowmaster
California Proposition 65 Chemical Name: Chromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 Required: Yes
Emission Code: 5
Inlet Diameter (in): 2.5
Inlet Position: Dual
Material: Stainless Steel
Muffler Series: Super 44 Series
Outlet Diameter (in): 3
Outlet Position: Center
Product Type: Street Mufflers
Shape: Oval
Sound Level: Aggressive Sound
Part Number: 8425453


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.


3 Year Manufacturers Warranty

Warranty for Part# 8425453


Universal Muffler – Not a direct fit. Some adaptation required.

Eastwood Offers Free Lifetime Technical Support

Click here for product SDS information

Attention California Residents - Proposition 65

Proposition 65 Warning WARNING - Cancer and Reproductive Harm - www.P65Warnings.ca.gov


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