I will be interested to see (and hear) the difference. Where are you going to have the work done?
Originally Posted by RambleJ
I am finally doing it. I am ordering the Burger tuning stage 1 in a couple days. I have also ordered a 550 Msport rear diffuser to fit the quad exhaust I should have on deck by early October
I think 4 months stock was long enough...
2013 535i Space Grey, Biege, M-SPort, Premium, Tech, Cold Weather, Luxury Seating, PDC, 6MT ED-10/11/2012 - PCD Redelivery-12/14/12