The best way to keep your 2nd generation 2016, 2017, 2018, 2019, 2020 and 2021 Mazda CX-9 running reliably is to regularly change the motor oil and replace the oil filter on the Skyactiv-G turbocharged 2.5 liter inline four cylinder engine. Check out the DIY tutorial for the procedure (with the compatible replacement oil filter part numbers) by clicking on the text link or thumbnail image below.
2016-2021 Mazda CX-9 Skyactiv-G 2.5L I4 Engine Oil Change Guide
