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      02-05-2019, 07:18 PM   #20
TEF
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Drives: 16 X3 28d/18 540d xdrive
Join Date: Jun 2017
Location: Western PA

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Thanks for the detailed explanation concerning the build up of grease in inter cooler system. As I understand it, it's not specifically grease, but a build up of dirt, soot and engine oil that takes on the properties of grease as it accumulates.
Appreciate 0