Thread: VF570 installed
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      01-14-2013, 11:18 PM   #140
ZStig
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Drives: Interlagos Z4MR
Join Date: Jun 2008
Location: Delray Beach, FL

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Quote:
Originally Posted by Jumbosock View Post
I think some E46M3 guys were losing HP with no cats because of the oem cam overlap. I'm assuming stock cams here.
I'd guess its possible if you're running a high flow x-pipe and straight through mufflers too (Like eisemann race or RPI). If there's enough backpressure after the section 1, SUPERCHARGED cars should pick up 20rwhp or so

Please see if you can find more info, on the cars that lost power
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