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Home / Exhaust / Muffler / Flowmaster 3.5 IN(O)/OUT(O) 50 Series Heavy Duty SS Muffler
Flowmaster 3.5 IN(O)/OUT(O) 50 Series Heavy Duty SS Muffler
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Flowmaster

Flowmaster 3.5 IN(O)/OUT(O) 50 Series Heavy Duty SS Muffler

PART 853558CATEGORY Muffler
$302.95
MSRP $340.95You save $38.00
$302.95
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

50 H.D. Stainless Steel - 3.5 in. Offset In/3.50 in. Offset Out - Moderate Sound

Flowmaster 50 Series HD Chambered Muffler

Features

Recommended for 6.2L Ford, 6.4L Ram and 6.2L GM Trucks

Improved Horsepower, Torque and Engine Efficiency

Lifetime Limited Warranty

Mild Interior Resonance

Manufacturer notes

Universal Muffler - Some adaptation may be required.

Supplier category
Exhaust, Mufflers & Tips
Supplier subcategory
Muffler
UPC / barcode
700042031085
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 3.5 IN(O)/OUT(O) 50 Series Heavy Duty SS Muffler

35 INOOUTO 50 SERIES HD 409S

FM50SRS OFF/OFF 3.5

About the manufacturer

Flowmaster's stainless steel 50 Series HD muffler is designed for today's heavy duty gas and diesel trucks. This muffler delivers improved performance, throttle response and mileage. The 50 HD features a deep, moderate tone with minimal interior resonance and is ideal for trucks with modified engines. This muffler is constructed of 409S Stainless Steel with a 3.5" inlet and outlet, and is covered by Flowmaster's Lifetime Limited Warranty.

Additional manufacturer information

MUFF 3.50IN

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