Thread: Pre cat o2's
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      06-09-2018, 04:11 PM   #3
Dave07997S
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Drives: 2024 BMW M2 Toronto Red 6MT
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Quote:
Originally Posted by opihi5 View Post
Anyone know of a solution to the precat o2's failing non stop. I've been buying Bosch replacements and they only last a few months. Seems like its pretty common for these to go out....
Not at that rate, how are you doing the install. Are they unclipping them before removing so they don't twist the wires, don't let them bang together. Also, buy from FCP with their lifetime warranty.

Are you running a tune?


Dave
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