Re: Rear Differential Fluid Change
Originally Posted by hillj28
So QTII doesn't need the additives?
No. Only QD-II needs the friction modifier added.
I used Mobil-1 75W-140 twice so far (36K and 72K miles) and no issues.
'08 WK Limited, 5.7L HEMI, Quadra-Trac II, Bright Silver Metallic, Class IV Hitch, Michelin LTX M/S tires, Billet Technology oil catch can, Fumoto oil drain valve.