Need help please

[hamudim6]

Hi guys so i have a problem here my m6 stage 2 tuned 28.000km its doing a pop sound from the exhaust no check engine light nothing car runs fine and Full throttle saw on fault COUNTER cylinder 1 is FAILING 5 10 times not to much But he is the problem
What can be ? Spark plugs are new coil is been Stock from 25.000 km to now

https://www.facebook.com/hosi.impexp.3?mibextid=LQQJ4d My Facebook guys i can Send u the vídeo please need a help

[M5Rick]

Pop sound on full throttle or trailing throttle?

[hamudim6]

Originally Posted by M5Rick

Pop sound on full throttle or trailing throttle?

On idle

[KurtsM5]

Stock gap? Too much for most stage 2s. Which tune is it? Need to regap from .028 down to .022 with most.

[hamudim6]

Originally Posted by KurtsM5

Stock gap? Too much for most stage 2s. Which tune is it? Need to regap from .028 down to .022 with most.

Stock plugs Stock coils from factory
Plugs gapped https://m.facebook.com/hosi.impexp.3?mibextid=LQQJ4d
Bro here is my FB SEND ME A MESSAGE I CAN SEND U VIDEO

[KurtsM5]

Originally Posted by hamudim6

Stock plugs Stock coils from factory
Plugs gapped https://m.facebook.com/hosi.impexp.3?mibextid=LQQJ4d
Bro here is my FB SEND ME A MESSAGE I CAN SEND U VIDEO

You can post videos here.

MHD, BM3, which tune?