Got a problem...

[HSerce]

on my 07 s3 when im driving the rev drops down to 600rpm and back up to 1100rpm..
iv got carbonio intake, scorpion exhaust + forge blow off spacer..
help!

 

[S3-Dan]

hope your sorted by now but thats really weird that happens when driving !?
normally id say check all your DV connections if its an aftermarket one, dont know mate hope you sort it