You can mix them together if you wish. Nothing bad will happen. Just make sure to use the correct weight oil for your vehicle.
5W30 full synthetic.
10w30 or 5w30 conventional , synthetic blend, or full synthetic will do
5W30 full synthetic.
5W30, 10W30 regular, synthetic blend, or Full synthetic will work just fine
Castrol Full Synthetic 5w30 is what BMW recommends.
5w30 full synthetic 4.5 qts
Castrol Full Synthetic 5w30 is what BMW recommends
5w30 full synthetic
5w30 full synthetic
Castrol Edge Titanium (Advanced Full Synthetic) 5W30
mobil 1 5w30 full synthetic
SAE 5w30 Full Synthetic.