[B_davis]

Originally Posted by remington109

It would appear that I'm not the only one reporting misfires with the Cobb tune. I don't want to place blame anywhere, I just want the car to run correctly. I don't see many threads on misfires with aggressive tunes from other vendors. Would an ECU flash vs. piggyback have anything to do with the misfire issues myself and others are seeing?

http://www.e90post.com/forums/showthread.php?t=610796

http://www.e90post.com/forums/showthread.php?t=611027

http://www.e90post.com/forums/showpo...postcount=2875

2 of 3 threads you quoted were problems fixed with plug changes. The other guy is currently swapping coils looking for the problem .....