Quote:
Originally Posted by boomn29
After reading about the BMW power kit being offered - and initially being stocked about the $1000 pricetag, then getting a dealer quote for $1750 including install - I decided to try and find an update from Cobb.
http://www.cobbtuning.com/BMW-N55-St...tm#Description
I'm seeing 2011-2013 N55 Stage 1 packages for the 135i, 335i & 335xi listed on the website now. Anyone have any specific updates?
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My MPPK cost $935, install was $135 (software only - I did the engine cover/intake updates myself). Huge power difference, way more than the advertised 20HP.