Thread: Question: Do you need this if you install 40 series flowmaster
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Old 09-30-2011, 03:27 PM   #6
B Mccue
 
Drives: 2011 1ss ls3
Join Date: Apr 2011
Location: Houston tx
Posts: 164
sorry by cans I meant stock mufflers, they look like square garbage cans to me
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RX catchcan, Vmax tb, Sullivan Racing billet pedals, Magnaflow 4" bullets. Solo High Flow Cats, Dyno tuned by ARD Houston, 390 RWHP 394 RWTQ,
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