Dirt Pro Race Mufflers
Home of the"357"PLUS Dirt Late Model Muffler

"DIRT PRO 357 PLUS"
"DIRT PRO 357+3"

Approved by
UDTRA
Lucas Oil Late Model Dirt Series
WoO Late Model Dirt Series
Southern Allstars Late Model Dirt Series

Super Late Model, Late Model & Sportsman

This muffler will handle the ( FLOW )of a Big Cubic Inch All Aluminum Engine as well as the smaller Steel Head Engine's.

The "357 PLUS" has .500 size louvers placed in a Right Hand Rotation Pattern for greater " FLOW " which increases "HORSEPOWER"

Dirt Pro Race Mufflers are 100% Aluminized 16 gauge steel, Welded Construction for Durabily & Strength.


Dirt Pro Race Mufflers recommends the use of a hanger at the rear of the muffler. A hanger will greatly reduce the stress applied to the header.



"357 PLUS"
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