synthethic oil - use the best kind(most of the time its the expensive one(s) - 100% sysnthethic oil - usally 5$ per bottle- i don't know about u - but my 4 stroke engine need 4 bottles For 3.8quate(sP). oil filter, they can look it up for u with no problem . probaly 8-15$ for it - i forgot. but yeah easy shit. once u done it first time. oh yeah u going to need services manual to know how many quats(sp) of oil - cause u dont' want to much and to less oil u can try google up ur bike.