what kind of gear lub dose the transmission take on 1996 Audi A4 Quattro

I got the plug out of the transmission,cant seem to find out what weight of gear lub to put in it ?

Asked by for the 1996 Audi A4 Quattro
Auto trans fluid is Audi # G 052 162 A2 I think Valvoline makes a comparable oil but Audi are tight lipped about what oil is equivalent to theirs. Manual transmission uses synthetic 75W90 oil. (Audi # G 005 000)