The German car was first shown in year 2005 and powered by a 6 - cylinder turbo petrol unit, produced by Opel. The engine offers a displacement of 2.8 litre matched to a front wheel drive system and a manual gearbox with 6 gears. Vehicle in question is a large family car with the top speed of 250km/h, reaching the 100km/h (62mph) mark in 6.3s and consuming around 10.4 liters of fuel every 100 kilometers.