I have a 1990 bmw 750 Li with a v12 and actual gets good gas mileage... Its not any hybrid but the engine and tranny have been replace with only 50,000 miles on them. The car its self has 168,000 miles on it. The interier is very clean and it has a sun roof. I have installed a Dvd player and 2 12 inch subs in the trunk. I would sell all this with. What price shoudl i put it at?