Same idea as the Design 911 option seen here
http://design9114-px.rtrk.co.uk/fu/prod766/Cold-Air-Induction-Kit-Porsche-997-C2-C4-2004-07/
However much better colour as its standard black silicon and will blend in perfectly
I'm sure you all know the theory it eliminates the stock pipe to the resonator chamber on the stock airbox to give a more pronounced noise
£75 shipped
I also have a modifred airbox for sale see linky which will complement this perfectly
http://911uk.com/viewtopic.php?p=1052518#1052518
http://design9114-px.rtrk.co.uk/fu/prod766/Cold-Air-Induction-Kit-Porsche-997-C2-C4-2004-07/
However much better colour as its standard black silicon and will blend in perfectly
I'm sure you all know the theory it eliminates the stock pipe to the resonator chamber on the stock airbox to give a more pronounced noise
£75 shipped
I also have a modifred airbox for sale see linky which will complement this perfectly
http://911uk.com/viewtopic.php?p=1052518#1052518