[2003c230kompressor]

does it matter if the air box is opened? Is it loosing lots of power this way?

 

[BF_JC230]

Well here is a picture of what will happen under your nicely sealed M-B hood...
Also - you have a K&N - hope you don't over oil it and soak your MAS...
This should be in the regular w203 forum for more replies...
Jake

 

[FrankW]

did c230_617 found a way onto benzworld??? rofl...