Frequently Asked Questions


Q: What does API stand for?
A: American Petroleum Institute


Q: What does ISO stand for?
A: International Organization for Standardization


Q: What does NGLI stand form?
A: National Lubricating Grease Institute


Q: What does SAE stand for?
A: Society of Automotive Engineers


Q: What does VG stand for?
A: Viscosity Grade


Q: What does the W stand for in 5W-30?
A: Winter grade


Q: Does Chevron offer a mineral-based oil?
A: Mineral-based oil means that the oil is a petroleum-based product, so most of our products are mineral based.


Q: Where can I dispose of used passenger car motor oil?
A: Locate your local HHW (Household Hazardous Waste) collection site or speak with local auto parts store for more details.


Q: What does the Premium Seal mean?
A: Chevron Lubricants uses the Premium Seal on products to guarantee that we have selected the highest quality base oils and combined them with specific additives to help provide you with exceptional performance—which meets or exceeds industry and/or OEM specifications. The Premium Seal mark is a sign of quality that you can trust.


Q: How do I tell the difference between premium versus standard lubricants?
A: Look for the Premium Seal logo on the label or product information. It is the guarantee.


Q: What impact will products identified with the Premium Seal have on performance?
A: Products identified with the Premium Seal can provide excellent oxidation performance and long life. They will carry the highest endorsements from OEMs and typically meet all relevant performance specifications. In some cases, they will deliver better water handling capabilities with lower deposit formation, like lacquers and sludge, to help ensure longer oil and equipment life. Products identified with the Premium Seal require changing less often than lower-performance products and you can rely on their continued high performance for a longer time.


Q: How do I order Chevron lubricants?
A: Contact your local sales office. To find a marketer, click here: