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Cooling system treatments 

Brake Fluid

Power Steering Fluid
Starting Fluid

Fuel Additives

Windshield Washer Fluid

Automotive Performance Chemicals

Fuel Treatments

Demand the world's most effective fuel treatment and additive technologies.

Our fuel treatments can solve your fuel operational and storage issues.

We can help improve the fuel you use: heavy fuel oils, diesel fuels of all types, and gasoline. 

Sludge Reduction - Deposit Prevention - Emissions Control

Tri-State Oil is your supplier for DEF, Antifreeze,

Degreasers, Oil absorbents

Packages from

Cases to Bulk Totes

Mineral Spirits

Biodegradable Degreasers

Oil Absorbents

Degreasers & Cleaners

Prestone has pioneered antifreeze / coolant innovation for the better part of a century.  Prestone has long been the trusted name for outstanding protection of your vehicles cooling system.

Prestone's Command products offers an advanced and patented antifreeze / coolant formula, additives and testing products delivering the technology and innovation heavy duty fleets can trust.

Antifreeze / Coolant

Prestone Command DEF is formulated with high quality urea and demineralized water to work with ALL SCR-equipped diesel engines.

Prestone Command DEF is a safe, easy-to-handle nontoxic solution of 67.5% water and 32.5% automotive grade urea.

DEF - Diesel Exhaust Fluid

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