Who's interested in SS Headers?
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03-16-2012, 10:40 AM
Drives: 2007 E92 335i
Join Date: Dec 2009
Would these headers be a high flow cat version? I have to e-check my car so i don't know if o2 sims would get me past that.
07 335i. Montego Blue/Saddle Brown. 6 MT.
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