@buster sent this to me earlier.
https://pqia.org/2022/03/25/pqia-te...m-and-pennzoil-platinum-sae-0w-20-motor-oils/
Pennzoil must be using some type of non-metallic additive to replace P/Zn.
Fram and Castrol Edge are barely under the 12.5% NOACK cut-off for Dexos 1 Gen 3.
https://pqia.org/2022/03/25/pqia-te...m-and-pennzoil-platinum-sae-0w-20-motor-oils/
Pennzoil must be using some type of non-metallic additive to replace P/Zn.
Fram and Castrol Edge are barely under the 12.5% NOACK cut-off for Dexos 1 Gen 3.
