Mazda recommends a synthetic 0-20 weight oil for this Mazda 3. Love this car’s mileage and good handling. Oil changes will now cost about $75 every 5,000 miles, according to the dealership’s service department. Is there a 0-20 weight, quality conventional oil or are there other alternatives to …

Motor Oil for 2012 Mazda 3 (skyactiv)

texases January 25, 2013, 8:30pm 10

And go with the 7,500 mile change interval if it applies to your driving, I would with full synthetic.