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      12-17-2023, 04:31 PM   #2
ezaircon4jc
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Drives: 2019 540i M Sport
Join Date: Jan 2015
Location: San Diego

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I wouldn't. I would stick with the BMW recommended coolant. The additive package may not play well with BMW's metals & plastics. There's more in coolant than ethyl glycol & water.
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