I went to the dyno today to get baseline numbers before I order JB4 and possibly some downpipes.
She put down 283whp and 292wtq with just a drop-in air filter and catback exhaust.
Click the link below to go to my blog post about it. There is a dyno video and a scan of the dyno graph
www.my1series.com/2014/05/10/dyno-day
135i Dyno by
Jake Spence Photography, on Flickr