Chevron Products Co. and ConocoPhilllips announced price increases of up to 10 percent for finished lubricants the past few weeks. Their actions could ...

U.S. motor oil marketers raised prices again this month, citing continued increases in costs of raw materials and other inputs. Majors marked up packa ...

Prices for motor oils and other finished lubricants are on the rise. Two major suppliers announced price hikes this month and observers expect others ...