Yes, you can use 5w 30 oil in your banshee. You can also use 10 w 30.
5w-30
5W 30..bro
5W-30
5w-30 You should use 5w-30 its on the oil cap. but if you live in a hot climate you can use the thicker 10w-30.
It should tell you on the oil cap you remove to add the oil. My Civic DX uses 5W 30.
5w 30 synthetic oil
5w -30
5w/30
5w-30
5w 30
you can use 5w-30 or 10w-30 motor oil
they use 5w-30