i had a lady come in to my shop a couple months back with an '06 taurus she walks in and tells me she needs her 30k service, when i asked her what type of oil she typically has put in (synthetic, blend, standard) she says well this is the first oil change so i dont know what they put in from the factory.. i say huuuuuh??? turns out she thought oil changes were every 30... instead of every 3.. sure enough it had the factory ford oil filter and everything.. that oil was BLACK