can any kind soul please enlighten me?

im not sure so i just ask u guys first before i go to the motordiam.

does anione noe the DeXing at ubi hv any maxima ultra 5w50 EO n NGK G-power spark plugs?
if dey do, how much +worksmanship?

if i bought the bike frm dem, i oso need to pay for the worksmanship ar?

sorry if u guys think diz is a noob ques.
im a newbiee in all these things..