Backfire / Pop - Does yours? [E92 M3 '07]
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05-12-2013, 08:09 AM
Drives: AW E92 M3 DCT 2010
Join Date: Apr 2012
I wonder too, but like said, only does it after my new xpipe / backbox.
Maybe cause the second cat / resonator delete & new back box is letting
more sound / fuel burn in the exhaust when it did happen before but couldn't hear it?
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AW E92 M3 '10 DCT, Silverstone E92 M3 '07 Manual (Sold), Monaco Blue E92 335i SE Manual '06 (Sold)
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