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      08-20-2012, 06:29 PM   #1
al335i
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Drives: M3 2013
Join Date: Jan 2012
Location: NJ

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Question regarding mods.!

question regarding mods:

getting a brand new 2013 M3 and before I do any modifications, such as air intake and exhaust, I would like to know if I should wait until I break in the engine (1200 miles). please comment with your suggestions,
Thanks.