Apply Directly to the Forehead: AC Schnitzer's Street TensionMike Spinelli9/19/06 10:00amFiled to: Custom Cars/Hot Rods: Tuners6-SeriesBmwAc Schnitzer12EditPromoteShare to KinjaToggle Conversation toolsGo to permalinkThis image was lost some time after publication, but you can still view it here.Last year at the Frankfurt show, BMW tuning house AC Schnitzer unveiled a radical take on the 6-Series that seemed spectacularly over-flamboyant to have been created by a bunch of German guys. It was called the Tension, and it divided the Frankfurt into two camps, the delighted and the disgusted. But it was just a concept. Now, just about exactly one year later, the production kit is out. They're only converting 50 6-Series models into Tension Street tuners, so act fast. Or look away. Click through for a spec sheet and more pics.