PAG Oil vs Ester Oil - Which One Do You Actually Need?
If you're currently staring at a shelf of lubricants wondering about the difference between pag oil vs ester oil, you probably just want to get your car's AC blowing cold again without blowing up the compressor. It's one of those topics that seems way more complicated than it should be, mostly because of all the different acronyms and viscosity numbers thrown around. But choosing the wrong one isn't just a minor mistake—it can actually lead to a total system meltdown, and nobody wants to pay for a new compressor in the middle of July. ...