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Run the Jewels drop car-themed video (language NSFW)

Warning: Coarse language ahead. Notable Atlanta car guy, Grammy-wining rapper and barbershop owner Killer Mike might be the first rapper to shout out Autoweek from the stage of a major music festival. He and his musical collaborator, the Brooklyn-based indie-rap mogul and DeLorean devotee El-P, put out the critically acclaimed, self-titled album “Run the Jewels” over the summer and, on Wednesday, they released the video for a single called “Banana Clipper,” which features legendary Cadillac man Big Boi.

GM to double size of battery lab

General Motors says it will spend $8 million to double the size of its Global Battery Systems Lab, which the company claims is the largest and most technologically advanced automotive battery lab in the United States. GM says the expansion will speed up the development of hybrid and electric vehicles, such as the upcoming Chevrolet Volt, by improving on-site testing of battery cells and systems. When finished, the lab will be 30,000 square feet bigger than it is now, for a 63,000-square-foot total.

2011 BMW 6-Series Convertible debuts

The 2011 BMW 6 Series Convertible - on sale March 2011 Perhaps BMW wants to grab a slice of the top-end convertible action next Spring, or maybe they just fancied turning normal model launch convention on its head by launching the soft-top first. But whatever BMW’s reasoning the fact is that we will get the 2011 BMW 6-Series Convertible in March, probably six months before the 6-Series Coupe arrives. The 2011 6-Series Convertible is, you won’t be shocked to learn, exactly what we’ve been expecting for quite some time (we even brought you the first photo of the 2011 BMW 6-Series Convertible last month) and is a topless take on the new BMW 6 Series Coupe we saw at Frankfurt back in September.