Joe Gibbs Driven oil
Odd that they don't mention it on their web page but ZDDP is supposedly bad for catalytic converters. Their oil has it. They did make a video but the guy sure doesn't sound like scientist or engineer. He says that oil evaporates, and if you can keep it from evaporating your engine will be fine. Might be the worst sales pitch ever.
https://drivenracingoil.com/c-138937...gine-oils.html
https://www.catalyticconverters.com/damage/
https://drivenracingoil.com/c-138937...gine-oils.html
https://www.catalyticconverters.com/damage/





