edyvw
$50 site donor 2025
They wouldn’t. QS is GTL based and approved.Yes, they are all good oils including the NAPA.. Castrol and Mobil may be more reputable brands but don't discount the NAPA brand. Quaker State and NAPA would be closer in comparison over Mobil and Castrol.
Listen, you are looking confirmation bias. Go buy NAPA, and end of story.