From personal experience and mostly a personal choice I used BP 98, then if I really have to, ill use Caltex 98 or Mobil to get me through.
I've owned a VF Calais V6, Toyota Yaris, VR 5l Statesman, and now a VF2 SS 6.2. I've only tried Shell 98 a couple of times in the Yaris and Statesman to...