Shell Lubricants has developed a new formulation of its Rotella T motor oil. This formulation meets all the specification criteria for the new API CJ-4 Shell Lubricants has developed a new formulation ...

ConocoPhillips Co., the fourth largest U.S. lubricants supplier, announced today, Aug. 8, that Guardol ECT (Emissions Compatible Technology), a new premium synthetic blend diesel engine oil, has ...

Meeting the API CJ-4 oil specification for diesel engines, the newest member of the Chevron Delo product family is 100-percent synthetic, formulated using a blend of the latest dispersant, detergent, ...

The Delo, Ursa and RPM diesel engine oils have passed API and U.S. OEM tests required for the API CJ-4 specification. Offer improved performance for existing and 2007 engines operating on ultra-low ...

Chevron Products Co. has announced its diesel engine oils — including Delo, Ursa and RPM — have passed all American Petroleum Institute and U.S. original equipment manufacturer tests required to meet ...

Champion Oil has announced a new premium SAE 5W-30 UltraFleet API-CJ4 synthetic heavy duty diesel motor oil. According to Champion, real-world field trials showed the oil reduces engine wear and ...