Background: This post continues a series where design considerations around an intake I am developing are discussed. An often-cited property of an intake is a “ram air” effect. This refers to ambient air being scooped up as the car moves forward and the air density increasing as the fast-moving air slows down and the air […]

Background: Supposed problems caused by the DV spacer are legendary, kind of like Bigfoot. Some people have reported issues resulting when they install the DV spacer. I looked into the subject almost a year ago and didn’t find that the device caused any problems. I’ve had an ad up on the Facebook Marketplace for almost

Background: This post discusses the installation and testing of a Mk8 PCV system on my Mk7 GTI. For some time I have been using a catch can with my GTI. This was installed when the GTI was operating using an IS38 turbocharger. With that turbo, the car generated a large plume of white smoke after