Honda Grace only goes for petrol.
You may visit any petrol station to pump:
Shall - Shell FuelSave 95
Esso - Synergy Extra
SPC - Levo95
Caltex - Premium 95
(Take note that refueling the vehicle wrongly will result in additional charges that will be borne by the user, so don't pump Diesel!)
You may refer to our refueling guide here: