View Single Post
      04-11-2007, 01:29 PM   #29
First Lieutenant
Drives: E92 335D, Z4M Roadster
Join Date: Jan 2007
Location: London, UK

Posts: 350
iTrader: (0)

Depending on how they do it. It's up to the individual. Some take the ECU out, some do it via the OBD port. However, only very recently that tuners were able to interogate the 335 ECU via the OBD port.
peppernick is offline  
Reply With Quote