VTT - Valve Cover and Catch can kit. ALL YOU NEEDOne of the most common emails we get here at VTT is regarding VC set up with catch cans, and which fittings to pick, how to set it up, etc. This kit does away with all of that, and we give you exactly what you need to g to external PCV on the N54 from the experience of installing hundreds of kits. All we need from you is some basic info. Valve cover Choice: Billet or Cast Color: For cast red or black wrinkle, for Billet Black Clear, Red Blue or Custom