Recommended Engine Oil Type For Mazda CX-9. For the most part, almost all Mazda cars and crossover SUVs will call for SAE 0W-20 oil. The lone standout is the Mazda CX-9 which calls for SAE 5W-30. Mazda recommends Mazda Full Synthetic Motor Oil for their vehicles. Mazda synthetic oil is a PAO/Ester-based motor oil that meets Mazda ILSAC GF-5 5W
The oil capacity specification for the SKYACTIV-G DOHC 16V VVT 2.5L I4 engine for an oil change with a filter replacement is 4.8 U.S. quarts (or 4.5 liters). I recommend only pouring in about 4 to 4.5 U.S. quarts of new SAE 0W-20 oil at first. It is far better to have slightly less oil than necessary in an engine than to over fill it.The owner's manuals for the Suzuki Swift and Mazda 6 we own state that any engine oil from 5w-30 to 20w-50 can be used in our climate, but the dealers use low viscosity 10w-30 in each car. Is this to obtain better fuel economy figures or are there real world tests that show low viscosity oils cause less engine wear than 15w-40 or 20w-50 oils? Also, the Mazda service adviser recommended that ICapacity. Engine oil. SKYACTIV-G 2.0. With oil filter replacement. 4.2 L (4.4 US qt, 3.7 Imp qt) Without oil filter replacement. 4.0 L (4.2 US qt, 3.5 Imp qt) SKYACTIV-G 2.5. With oil filter replacement. 4.5 L (4.8 US qt, 4.0 Imp qt) Without oil filter replacement. 4.3 L (4.5 US qt, 3.8 Imp qt) SKYACTIV-D 2.2. With oil filter replacement. 5.1 L Equip cars, trucks & SUVs with 2021 Mazda CX9 Engine Oil from AutoZone. Get Yours Today! Container Capacity: 5qt. Sponsored. Mobil 1 Full Synthetic Engine Oil 0W B7bBii.