I have a 04 Tacoma 6 cyl, 04 Camry 6 cyl and a '00 Corolla. All the cars get about 10,000 miles/year with mainly short distance, in city driving with maybe 1,000-2,000 mile highway trip. (Central Valley to Northern Oregon-actually 1200 miles round trip miles)
I have always used Mobil 1 and...