hi , my car currently has 145k miles, since i work for auto nation , i am plannin to get a employ discount and goin to HOUSE OF IMPORTS MERCEDES to do my major service, i bought my car used so i dont know whether the guy before had done any servicing, i have just been doing oil changes, this time at 150k miles i want to change everythin possible that is needed and will save me money. please help. what is included in this package? and how much does it ussually run