I think I'm going to do an experiment. I might order 2 of the cheaper ones from fcp since they have a lifetime warranty on all parts, and keep a spare in the car. I don't really have to worry about winter killing it here though, it doesn't freeze in Houston.

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02 e53 X5 3.0i Manual Trans
13 e70 X5 xDrive35i
04 Honda S2000