Originally Posted by riyatch
Interested.....Just want to clarify that if the tune is removed and the original stock file is put back on that the dealer/bmw would never know? Is it impossible for them to see that the ECU was changed at some point??? My concern is if warranty work is needed and they check if the ECU has been altered.
For regular work they wouldn't know, they would have to investigate it quite dramatically to discover any tampering, but then the same thing goes with any tune (flash or piggyback).
... also REDBULL, LOVE the colour!