2002 Pontiac Grand AM GT 74,511 miles
Out: Havoline Conventional 10W-40, Pronto Filter
In: Valvoline Conventional 10W-40, Purolator Classic Filter
4,322 miles on oil
1999 Ford Ranger 90,779 miles
Out: Quaker State Advanced Durability 5W30, Purolator filter
In: Havoline High Mileage 5W30, Motorcraft filter
3,727 miles on oil