BMW Z4 – with 550bhp V10!

Manhart Racing has produced a BMW Z4 with the M5 V10 BMW reckons that there is no need for a Z4M, so the best Bavaria offers off the shelf is just over 300bhp. But one man has other ideas – Günther Manhart of Manhart Racing. He decided that what was really needed in the Z4 was that nice V10 from the M5.

Hyundai Equus customers: Prepare for pampering by dealers--and you get an iPad

Hyundai's upcoming flagship Equus sedan is packed with features to pamper owners and passengers: a rear-seat footrest, rain-repellent window glass, power sun shades, and massage systems built into the driver's seat and rear seat. But Hyundai's dealers will have to do a little pampering of their own if they want to sell the car, which Hyundai showed today at the New York auto show. Equus owners will enjoy free at-home pickup of the car for servicing and a free loaner Equus for their inconvenience.

Tesla system will swap a Model S battery in 90 seconds

"This is the title fight," said Elon Musk, in typical brashness. "This is battery-powered versus gasoline." The Tesla CEO preached this to a crowd of Tesla owners and supporters while formally confirming the company's worst-kept secret: the fact that the Model S sedan's batteries were designed from the beginning to be swapped out. The system Tesla envisioned has plenty of ambitious, techno-wizardry automation, with a focus on as much convenience as possible: The Model S will drive over a pit containing machinery which automatically changes the battery from underneath in approximately 90 seconds -- and the driver doesn't even have to get out of the car.