ok, K & N have been around since longer before I grought my first ever Golf GTi.
Thing is, their claimed BHP increase of 5-10% which i have seen plastered over VW forums and magazines before the internet, are they justified???
Should i put one in my S3?
Thing is, their claimed BHP increase of 5-10% which i have seen plastered over VW forums and magazines before the internet, are they justified???
Should i put one in my S3?