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 ...

If you're considering switching to a K&N cold-air intake, there are some things to consider first. Here's what to know about these mods and if they're worth it.