With a "hot" motor, it is important to know what is going on inside. The oil temperature and pressure are the vital signs of each motor. So I ordered a set of gauges from Werk 34 - for a real competetive price! and a gauge pod I found on e(vil)bay to mount it into the Volksback:
This will be attached below the radio, so it is not THAT obvious, but I can take a look, whenever I want
All electrical connections are routed to a single 6 pin connector, so I can remove it easily for service - or when it has to be hidden for any reason!