i personally use the 10W30 Castrol Syntec because the vanos oil passages that oporate the cams varriable timing were making some noise. no more noise, its been working well for me now. i also run the car a bit vigorously, its not going to hurt it.
color: anthrecite metallic
wheels: style 89 E66, 19X9F 19X10R
ext. lighting: 8000k D2S & LED plate light
*want to get sport rear diff*