The 2.0T TFSI Motor used in the 2013+ A4 and A5 requires a unique boost tap due to a change in layout from the pre-facelift B8s. Enter the AWE Tuning 2.0T B8.5 Boost Tap. It’s simple, elegant, easy to install and reliable – not to mention an incredibly economical way to tap into this generation of 2.0T TFSI Motor for both boost and vacuum. Check out more about the AWE Tuning Audi B8.5 Boost tap as well as the AWE Tuning Boost Gauge for your A4, right here.