cut secondary cats on magnaflow full exhaust??
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Joined: May 2013
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From: tampa
My Ride: 08 528i full m5 body
cut secondary cats on magnaflow full exhaust??
hey guys i have magnaflow full catback to quad exhaust it sounds like sex but i was thinking of just deleting the secondary cats to give it a little more rumble what do you think?
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Joined: Apr 2009
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From: Seattle
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Joined: Jun 2012
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From: Houston TX
My Ride: 09 550i 6sp M-Tech. 18mm spacers rear, 8mm front. Dinan intake and Stage 2 tune. Tinted tails, M5 OEM lip spoiler.
08 Z4 3.0si Black on Black with Beige top. Removable hardtop. (Hers)
06 Volvo S60R Heavily Modded!! Gone and missed.
From what I've read on he many dual exhaust threads, youre going to end up with an annoying drone.
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Godzilla
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Apr 13, 2015 05:47 AM
