Quote:
Originally Posted by Turbobusa
Boy, i have a lot to learn about tuning. Ive never heard of these terms or piggyback chips. I tune my BMW's with Dinan and i didn't have to do anything when i take it in for service. I can understand the chip if you lease but what about the people that own, wouldn't you want to do an ECU flash?
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I own and won't do an ecu flash until out of, or closer to end of, warranty. to me, it's not worth the risk of them not covering something.