E85 Z4 Roadster/Coupe Video BMW Z4 28i in the Hills of California (Video) by Staff August 19, 2011August 23, 2011 Wonder what the first four cylinder to grace a BMW in the US for 14 years sounds like? Wonder no more. BMW NA has released its first video of the new Z4 carving the canyon roads of southern California. FacebookTwitterPinterestLinkedinRedditMixEmail