Found this on
www.lubrication.net:
Shell Helix Ultra
AB 5W-40
Fully Synthetic Shell Helix Ultra represents the ultimate performance achievable for today's passenger car engines. Developed by Shell using a combination of additive components and synthetic base fluids, the performance of Shell Helix Ultra far exceeds all current industry and motor manufacturer specifications. It meets all motor manufacturers technical requirements and is officially approved by Peugeot-Citroen, Rover Group, VW/Audi, BMW (Longlife), Mercedes-Benz (229.3[
and 229.5]), Porsche and Ferrari service-fill approval.
John