TiOLi
Performance Lubricants Independent Amsoil Dealer — Sunnyside, WA
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Synthetic Oil For The Valley's Farms & Fleets

TiOLi Performance Lubricants is your local AMSOIL dealer in Sunnyside, Washington — supplying premium synthetic engine oils, hydraulic fluids, gear lubes, greases, and fuel additives to farms, orchards, dairies, hop yards, and working fleets across the Yakima Valley. Extended drain intervals mean fewer service stops, less downtime during harvest, and real savings across every machine you run.

Get A Free Fleet Cost Comparison »

No obligation — tell us what you run, we'll show you what extended drains would save per year.

What We Cover

Tractors & Harvest Equipment

Engine oil, hydraulic & transmission fluid, gear lube, and grease for tractors, combines, sprayers, and loaders — built to protect under heavy load and long hours.

Diesel Pickups & Trucks

Heavy-duty synthetic diesel oil with strong cold-start protection and soot control for work trucks, haulers, and delivery fleets — plus winter anti-gel fuel additives.

Hydraulics & Gearboxes

All-season hydraulic fluids and SEVERE GEAR® lubes that hold up in irrigation equipment, implements, augers, and PTO-driven machinery.

Small Engines & ATVs

Oils and fuel treatments for four-wheelers, mowers, generators, pumps and 2-stroke equipment — everything on the place, covered from one supplier.

Why extended drains matter on a farm

Every oil change is downtime, labor, and used oil to deal with — multiplied across every truck, tractor, and machine you own. AMSOIL synthetics are built for significantly longer service intervals than conventional oil, which means equipment spends more time working and less time in the shop, and you buy fewer drums per year.

They also shine exactly where valley equipment lives: cold starts on frosty mornings, long hot pulls in August, and dusty conditions that punish lesser oils. That's why we chose to represent AMSOIL — and why we run it in our own trucks and equipment.

Two Easy Ways To Buy

Individuals: Save ~25%

Join the AMSOIL Preferred Customer program and buy at wholesale — about 25% below retail, shipped to your door. See how it works »

Farms & Commercial Accounts

Running multiple machines? Ask about AMSOIL's commercial pricing and let us build you a free annual cost comparison for your whole operation — worst case, you learn your current setup is fine.

Local. No Pressure. Zero Sales Pitch.

We're Richard Proebstel and Mark Larson — real Yakima Valley neighbors, not a call center. Tell us what equipment you run and we'll send back exactly what AMSOIL recommends for it, with prices. That's it.

📧 info@tiolipl.com  •  📞 Richard: 503-580-0908

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