C6 Z06 rear diff fluid change

here in this video I am changing the fluid in my 2007 Corvette Z06 rear differential.
Items needed:
10 hex
90* pick
drip pan
gear fluid (I used AMSOIL 75-90 severe gear) x3 QTs
6.8 oz GM ACDelco Limited slip additive (10-4003)
jacks
drip pan
Fluid pump (I used a harbor freight pump that cost around $7)