Thread: Cooling System Advice Needed for 99' 540iA!!!
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Old 01-17-2013, 06:29 AM
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Fudman Fudman is offline
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Mein Auto: '02 530i Sport auto
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Go with metal impeller. Some composite impellers have been known to fracture. Graf is OK. Stewart makes the best (& most expensive) WP but I think it is only available for the I6. Search. Stay with the OEM (Behr) thermostat.
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