My 2012 Mark 6 Volkswagen gti has a NueSpeed Cold Air Intake system on it with a K&N Air Filter. It helps deliver more air for the turbocharged 2.0 liter which I have tuned to Stage 1+ using a Cobb ...
What's so special about K&N air filters? Time for another upgrade on the trusty Honda CRF250L - Here's my install of a K&N air filter....but what's so special about them?