Have a BMW 3-Series that requires major engine work? Want to convert it to electric and improve performance, ActiveE style? The folks at Electric Motor Werks have you covered. Instead of making purpose-built electric cars, the company -- which showed a converted 3-Series sedan and coupé at Maker Faire Bay Area 2012 -- provides affordable and environmentally responsible electric conversion kits for the BMW E46. These are available directly to consumers b