Originally Posted by craz azn
I use the green cheapo Autolab crap from Canadian Tire. According to my mechanic, and also from what I have seen, its surprisingly better than the real Blue OEM BMW coolant.
+1 I used to be on the BMW-only coolant side of the fence but I have no problem using Prestone when I'm in a bind for the BMW shit. I find which crap you use isn't half as important as changing it every 2 years max.