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Old 08-04-2010, 12:39 PM   #99
Join Date: Jul 2003
Location: BimmerWorld
Posts: 200
My Ride: Any BMW with 4wheels
Originally Posted by ninekrpm View Post
James, how important is a an oil-cooler diverter valve? I have a dedicated spal fan installed, larger oil-cooler, stock radiator and no factory aux fan or clutch fan. I have not seen oil temps above 230-240 and good water temps. That said, how much reduction in oil temps could one see with this installed? Would you recommend it based on the oil temps? Does the entire oil filter housing have to be removed in order to install this?
It is a step to reduce oil temps and by far the cheapest step. If your oil is staying at 240, then you don't need to do anything additional.
James Clay
Race Proven Performance

Bimmer World
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