Specifications

I guess you’d need a pump of some type to really empty the entire bottle into the axle... but
not necessary because whatever oil does not make it into the axle can be saved for the next
fluid change.
Note: I am holding the bottle upside down in the photo – was just posing in that shot – bottle
nozzle should be as low as you can get it with relation to the rest of the bottle.
Add oil to the differential until oil starts dripping out of the axle oil fill hole. Then allow the oil to
drip out for a bit to make sure the axle is not overfull. Again, it's important that the car is level.
Reinstall fill plug.
Once everything is buttoned up, it is recommended (per TSB) to run the car in a tight "figure 8"
pattern about 8 or 10 times as soon as you possibly can after the oil swap. Many consider this