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Since 1923 Rainbo Oil Company has been providing superior products and outstanding customer service. We proudly serve Iowa, Illinois, Wisconsin, Minnesota, Michigan, and Missouri. Contact us for pricing, product information or to inquire how we may provide you with any of our superior services.




Pro Performance is Rainbo Oil Company’s exclusive line of semi-synthetic oils. Through our Pro Performance line we bring you premium grade lubricants and hydraulic oil while saving you money.




Congratulations to Ryan from

Theisen's in Cedar Rapids!

Ryan was the winner of our giveaway at the

Fall Theisen's Vendor Show!

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