Dirt Pro Race Mufflers
Home of the"357"PLUS Dirt Late Model Muffler
All flow test were performed by

D & A Machine Shop
764 Scott Road
Canton ,GA 30115
(770) 479-5873

on their Flow Data flow bench with Flow Pro Software.
All test were performed at the test pressure of 8" Water Column.Results are (ACFM)Actual CFM.


TEST RESULTS

DIRT-PRO " 357 PLUS "

( 806 CFM )


TEST RESULTS

DIRT-PRO # 3011 ( 479 CFM )
DIRT-PRO # 3511 ( 573 CFM )

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