Skip to content

Welcome to our store

Up to 15% off when you shop for more & Free Shipping on orders greater than $1,200

  • Home
  • Products
  • Categories
  • Quick Order
  • Contact Us
  • FAQs
Log in
    Viscosity Oil Company
    • Home
    • Products
    • Categories
    • Quick Order
    • Contact Us
    • FAQs
    Log in Cart

    Item added to your cart

    • 1. Diesel Engine Oil

      1. Diesel Engine Oil

    • 2. Transmission Hydraulic Fluid

      2. Transmission Hydraulic Fluid

    • 3. Hydraulic Fluid

      3. Hydraulic Fluid

    • 4. Gear Lube

      4. Gear Lube

    • 5. Grease

      5. Grease

    • 6. Coolants

      6. Coolants

    • 7. Care Line

      7. Care Line

    • Featured Products

      Featured Products

    • Our products

      Our products

    Privacy Policy

    COOKIE POLICY

    LIMITED WARRANTY

    TERMS AND CONDITIONS

    Contact Us

    630-850-4000 | 800-621-8792

    Customer service hours: 8:00am - 5:00pm (CT)

    www.viscosityoil.com

      Payment methods
      • American Express
      • Diners Club
      • Discover
      • Mastercard
      • Shop Pay
      • Visa
      © 2025, Viscosity Oil Company Powered by Shopify
      • Choosing a selection results in a full page refresh.
      • Opens in a new window.