thinking about changing the OEM panel filter for a K&N or sth like this:
http://www.ebay.co.uk/itm/SEAT-LEON...901208?hash=item234a35e458:g:ppsAAOSwajVUTq2M
worth doing or waste of time?
mine has a tuning box on it so will it free up the breathing a little?
http://www.ebay.co.uk/itm/SEAT-LEON...901208?hash=item234a35e458:g:ppsAAOSwajVUTq2M
worth doing or waste of time?
mine has a tuning box on it so will it free up the breathing a little?