best oil or mix for rb25 gearbox oil need to know asap !!!

[harryk]

best oil or mix for rb25 gearbox oil need to know asap !!! thats it really
might as well diff oil too cheers lads!!!!

[B&G Extreme Drifting]

Castrol is good not saying its best, mobil all them kinda brands cost few bob but tis gud shit. I put castrol allround in skyline,engine box & diff if ya went with that syntrax for the box, depends on ur diff then lsd or not, there is different grades if it is lsd safx-j in castrol