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Home / Exhaust / Muffler / Flowmaster 2.5 IN(D)/2.5 OUT(D) Super 44 SS Muffler
Flowmaster 2.5 IN(D)/2.5 OUT(D) Super 44 SS Muffler
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Flowmaster

Flowmaster 2.5 IN(D)/2.5 OUT(D) Super 44 SS Muffler

PART 8425454CATEGORY Muffler
$139.95
MSRP $157.95You save $18.00
$139.95
1

Product information

Manufacturer information. Check the part number and installation requirements for your vehicle.

Supplier details checked 2026-09-23 · Test catalog

Some supplier details are unavailable for this product.

Product description

Super 44 Series Stainless Steel - 2.5"IN(Dual)/2.5"OUT(Dual)

Flowmaster Super 44 Series Chambered Muffler

Features

Aggressive Sound Performance Tone

Race proven Delta Flow technology

Stainless Steel Construction

Flowmaster Reliability

Manufacturer notes

Universal Muffler - Some adaptation may be required.

Supplier category
Exhaust, Mufflers & Tips
Supplier subcategory
Muffler
UPC / barcode
700042032020
Units per product
1
Supplier Proposition 65 status
Y
Supplier EPA status
N/A
Air freight prohibited
No
Not CARB approved
No
CARB acknowledgement required
No
Freight delivery required
No
Powersports product
No

Manuals and documents

More manufacturer information

Other product descriptions

Flowmaster 2.5 IN(D)/2.5 OUT(D) Super 44 SS Muffler

25 IND25 OUTD SUPER 44 409S

MUFF44SRS CEN/DU 2.5

About the manufacturer

Flowmaster's Super 44 muffler uses the same Delta Flow® technology found in our larger Super 40 mufflers. The Super 44 delivers a rich powerful tone and are the most aggressive, highest performing street muffler we've ever built in a four inch case. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.

Additional manufacturer information

MUFF 2.50IN

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Flowmaster 2.5 IN(D)/2.5 OUT(D) Super 44 SS Muffler | Q40 Motorsports