Quote:
Originally Posted by rsuhandy
Correct me if I am wrong, but from my understanding Dinan tunes void warranty, but Dinan has their own warranty that spans the original factory 4 year warranty. For example, if you have a blown turbo due to increased boost under a Dinan tune, BMW will not cover it. Instead Dinan will. However, I believe this does not go past 4 years from the first in-service date.
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It wasn't clear to me when I read the Dinan disclaimer. And they were hush on CPO coverage period.