Search results

  1. O

    0W30 vs 0W40

    I bought a 2021 Sonata as my new daily last year. 2.5T Smart Stream engine. It suits my needs in a daily driver. Owner's manuals says nothing but 0W30. Been using Mobil 1. Did an analysis at 27K. Oil and engine immaculate. I used Penzoil Ultra Platinum 0W40 in my previous daily. That engine was...
  2. O

    Ok to use 0w40 / 5w40 in place of 5w30 ?

    Forgive the noob inquiry. I've lurked here for ages. While I do have one or two people I trust, I decided to ask where there is actual knowledge rather than just keyboard warriors. Vehicle in question is a 2015 Hyundai Sonata 2.0T I drive my vehicles hard and maintain them hard. Purchased new in...
Back
Top