Want to ask for your advice. I heard from someone that a piggyback ECU would revert back to it's original settings after 30k to 40k thus resulting in a loss of power and the person...
Sometimes my car would not rev (like no throttling at all) when i step on the pedal while driving, this would go for like 10 secs before things go back to normal. Happened twice already, which is why I'm a bit...