Mitsubishi Lancer 2008 - 2013 CVT Transmission Service by Harith Salwathura
What you needs:
Genuine Mitsubishi CVT J1 Fluid - 4L x 2 cans
CVT oil cooler filter - M2824A006
Cooler housing O-Ring - M2920A096
You can buy these parts from any Mitsubishi dealer.
Here is what you need!