2008 Avalon Synthetic Oil
I have been using conventional Toyota 5W-30 oil. Can i change to a 5W-30
Full Synthetic oil in my 2008 Toyoata Avalon
You sure can. Why are you switching? I see no benefit to switching. You still have to change the oil just as often. 5K miles.
I thought you can get longer intervals (time / mileage) between oil changes by using synthetics and a proper synthetic filter