At this time the oil filter is only sold at Hyundai Dealerships (Part# 26350-2J000)
Below are for links to parts as well as Imperial to Metric conversions for viewers outside the US.

Parts:
Hyundai Oil Filter:
https://hyundai.oempartsonline.com/oe...

Pennzoil Platinum 0W-20
https://www.walmart.com/ip/Pennzoil-P...


For viewers outside the United States: (Converting Imperial to Metric)

Oil Capacity:
4.5 Quarts which is 5.1 Liters (This is only for the 2.0L Smartstream Atkinson Cycle engine. This does not apply to the 1.6L!)

Maintenance Intervals:
Hyundai Recommends changing the engine oil every 8,000 Miles / 12,900 Kilometers
I set mine to remind me to change it every 5,000 Miles / 8,000 Kilometers