I'm not trying to stir up an argument here, but this caught my attention. This is not the first time I've read something like this.
https://blog.amsoil.com/amsoil-crushes-sequence-iiih-engine-test/
"When a competitor’s oil easily passes an industry-standard test, they often reformulate to reduce cost and performance to where it barely passes the test."
https://blog.amsoil.com/amsoil-crushes-sequence-iiih-engine-test/
"When a competitor’s oil easily passes an industry-standard test, they often reformulate to reduce cost and performance to where it barely passes the test."