The same SAE system for designating motor oil viscosity also applies to synthetic oils.over leakage problem in a forthright manner, and this has caused suspicion by many consumers that synthetic oils are merely another overpriced oil scam.
The same SAE system for designating motor oil viscosity also applies to synthetic oils.over leakage problem in a forthright manner. Synthetic oils are merely another overpriced oil scam. This has caused suspicion by many consumers this.