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      11-20-2012, 01:27 AM   #12
hyper1
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Drives: 2013, Z4/28
Join Date: Jun 2011
Location: BC,Canada

Posts: 539
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cp-e

Quote:
Originally Posted by Gdubz View Post
I went with CP-E because their shop is local. I bought their QuickPower™ midpipe and their axleback. The whole setup wasn't cheap, but I loooooove the sound.

BMW 135i QuickPower™
http://www.cp-e.com/products/bmw-1m/...power%E2%84%A2
i did the same as you with cp-e. I added the resonator.
I'm not an expert. But if you change the DP you might have a yellow engine light.
you might have to go with some tune to delete that yellow light.
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