Quote:
Originally Posted by Alext
Any progress news on this? I am itching to try out a JB3 v1.4 but I just dont want to deal with the install process.
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Ive driven the 135i ess tune and if its anything like that for the z4, you guys are in for a treat. I had a chance to dyno it this week. Peak gains are ok but the torque, OMG.