5w30

I recently bought my first genesis and i love this car. But I'm getting due for an oil change and everywhere I look there seems to be a big debate on 30 vs 40 weight without any clear difference. I don't normally drive my car hard normally get getting up to speed on the highway or getting away...

What weight of oil are you putting in your Genesis? I do my own oil changes and so far have used 5W20 Pennzoil Platinum & 5W20 Pennzoil Ultra. I do have a couple of changes of 5W30 Pennzoil Ultra in the garage that I plan on using for my next oil change. I am using OEM filters from Hyundai...