if it makes you all feel better before the X5 4.6 i was driving a ford excursion diplomat 5.4 V8 petrol as my every day car i was getting between 5 and 10 mpg i now get 15 round town and 24 on motorway from X5 the ford snapped necks everywhere it went but also broke my wallet :unsure: google ford excursion pics to see what i mean