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      04-05-2010, 02:39 PM   #33
Drives: X1, 335i
Join Date: Sep 2006
Location: SF Bay, CA

Posts: 17,616
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Also, the stock exhaust on the 135 is hopelessly restrictive. Only 1 muffler, not two like the 335. You're traps are already beyond what I would expect with your mods.
shiv@vishnu is offline   United_States
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