Superior Service & Lubricant Reliability from New England's Premiere Lubricant Distributor

As a Chevron 1st Source Elite Lubrication Marketer, Ocean State Oil is New England's leading source for quality lubricants for automotive, transportation, and industrial use. Whatever your lubrication needs, OSO can provide the right lubricants, supplies, and equipment to reduce operating costs, minimize downtime, and extend the life of your equipment..

PC-11 New Motor Oil Category CK-4 FA-4 Specifications

NEW! PC-11 is now CK-4 and FA-4, a new API approved category of motor oils

The new API CK-4 and FA-4 oils offer increased protection for existing engines and optimized fuel economy for 2017 engines. Discover the differences and find out how they'll impact your fleet!

Click here to learn more about PC-11 / CK-4 / FA-4

Chevron Reliability Based Lubrication RbL Program

Uncover real savings with the Chevron Reliability-Based Lubrication (RbL™) program

Reliability-Based Lubrication™ from Chevron can optimize drain intervals, increase performance, minimize downtime & maximize profitability. Get your free RbL™ analysis and save!

Click here to learn more about the Chevron RbL™ program

Commercial fuel delivery Rhode Island Massachusetts MA RI

Commercial fuel delivery across Rhode Island and Massachusetts

Ocean State Oil offers commercial fuel delivery for car and truck fleets, construction equipment, industrial uses, and more throughout RI and MA.

Learn more about Commercial Fuel here

Ocean Blue Diesel Exhaust Fluid (DEF)

Ocean Blue Diesel Exhaust Fluid (DEF)

Ocean Blue is OSO's own brand of Diesel Exhaust Fluid, available both packaged and in bulk quantities for delivery throughout Southern New England.

Learn more about Ocean Blue DEF here

News from Ocean State Oil

October 25, 2016

Got DEF ???

We are well stocked with Ocean Blue Diesel Exhaust Fluid. 

Video Spotlight

Chevron Delo Truck vs Tug. Who will win?

Chevron Delo Lubricant Lubrication Videos