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What are your business hours?

We are open 24 Hrs per day 7 days a week for our fuel station and Convenience Store. Our bulk deliveries are Monday through Friday and Saturday by appointment in the morning.

What kind of oils are available?

We carry Total Lubricants, MVOC Brand, Chevron, Aero Shell, and Phillips 66.

From 0W20 to 15W40, UTF and ATF, gear oils, grease, and all sorts of additives. We have the lubricants for just about every business including aviation, industrial, Passenger Car Motor Oils, Heavy Duty Motor Oils, and many more.

Do you carry Filters?

Yes, we are an authorized Wix Filter distributor. From their site: Since 1939, WIX® Filters has been an innovator in filtration products. WIX designs, manufactures and distributes products for automotive, diesel, agricultural, industrial and specialty filter markets. Its product line includes oil, air, cabin interior, fuel, coolant, transmission and hydraulic filters for automobiles, trucks, off-road equipment and manufacturing applications. For more information, visit www.wixfilters.com.

Do you have belts and hoses?

Sorry, we no longer carry belts and hoses.

How many vehicles do I need in my fleet to qualify for MacValley Oil Co. CFN Card?

One, if your fuel usage is more than 499 gallons per month, you’ll find it a better value. The more you use, the more you save.

How many fuel stations do you have?

We have one MacValley Oil Co. Station but as cardholders, you have access to over 57,000 sites nationwide. There is an easy to use app available for iphone and android phones.

What is cardlock?

Cardlock is a fuel station that is normally unattended and has none or few posted signs. The benefit is a controlled price for network participants and exclusive access to locations that are not always available to the public.

What tax exemptions does my business qualify for if I haul produce?

According to the California Department of Tax and Fee Administration:

“Farming activities also include the transportation and delivery of the agricultural or horticultural commodity, as described herein, from the trade or business that cultivated, raised or harvested the commodity to the marketplace, as described in subdivision (b)(5), and any empty haul related to the transportation of that agricultural or horticultural commodity.”

Visit https://www.cdtfa.ca.gov/lawguides/vol1/sutr/1533-2.html for more details. We have the forms needed for partial exemptions for Diesel Fuel Used in Farming Activities or Food Processing.

What are the current CA State Fuel tax rates for Gasoline, Diesel, Dyed Diesel?

See the latest rates here: https://www.cdtfa.ca.gov/taxes-and-fees/tax-rates-stfd.htm




Federal Fuel Tax



State Fuel Tax



Sales Tax (1)

Determined at the Retail Location

Effective July 1st, 2020 Diesel Fuel has a $.385 per gallon rate

Note: Biodiesel, waste vegetable oil (wvo), and straight vegetable oil (svo) are taxed at the same rate as diesel fuel. 

What is Dyed Diesel?


  • “Dyed diesel fuel.” “Dyed diesel fuel” means diesel fuel that is dyed under United States Environmental Protection Agency or the Internal Revenue Service rules for high sulphur diesel fuel or low sulphur diesel fuel or any other requirements subsequently set by the United States Environmental Protection Agency or the Internal Revenue Service and considered destined for nontaxable, off-highway uses https://www.cdtfa.ca.gov/lawguides/vol3/dftl/dftl-60031.html

Dyed diesel is taxed at the standard tax rate. (It’s a variable throughout the state)