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Old 01-17-2013, 07:29 AM
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Fudman Fudman is offline
Officially Welcomed to the 'Fest
Location: Sudbury, MA
 
Join Date: Apr 2007
Posts: 6,302
Mein Auto: '02 530i Sport auto
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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