I too am a believer in using OEM AFT...
Here is a link to a rep. that has worked well for me.
They deliver right to your doorstep...

http://www.streettunedmotorsports.com/diy/diy_fluids.htm


'02 Montero: OME suspension, ARB front bumper, homemade skid plates & spare tire Blitz can mount, extended diff. breather, K&N air filter, Optima Yellow Top, BajaRack, IPF lights, Goodyear Duratrac 265/75/16's, RUD 4x4 Grip chains