Quote Originally Posted by bail View Post
Na observe ko after changing my oil from 20w50 to 10w40 and also from bosch platinum spark plugs to OEM spark plugs, fuel consumption ko naging 5km/liter na lang. bago din naman ang air filter. car is 1997 corolla 1.6 gli with 123k mileage. Ano kaya ang problem?
ilan ba dati? 6? if its an AT, better chk the tranny fluid...