All Toyota Corolla takes 87 octane rating. the cheap gas.
how do you drive, do you floor your vehicle at every light, slow down and stick to speed limit.
what about maintenance?
spark plugs,
fuel injectors cleaned,
air filter cleaned,
air induction cleaned,
transmission fluid (having enough fluid softens gear change meaning your car won't shift hard and won't use up too much fuel),
oil change
PCV valve
Oxygen Sensors
what about weight? do you have unnecessary weight in your car?
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