E46Fanatics - View Single Post - coolant system help!
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Old 02-07-2013, 07:51 AM   #16
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Join Date: Sep 2012
Location: Old Greg's Cavern
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My Ride: '13 128i, '04 330Ci
Originally Posted by spherehunter View Post
I need to just replace thermostat, but was planning to replace hoses and water pump with metal propeller. Do you recommend that I replace radiator and expansion tank as well? What brand parts do you recommend?
Definitely replace the ET. Get a CoolXpert as that is OEM.

You can probably wait on the radiator as those don't completely blow up and drain all your coolant in 5 seconds. If you do get a new one, try to get Behr.
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