If you're wondering how much is an oil change for a semi truck, the average cost typically falls between $250 and $500. This depends on factors like the engine size, the number of quarts required (usually 10–15 gallons), and whether you choose synthetic or conventional oil. Larger fleets or high-performance engines may incur higher costs. This price often includes replacing oil and fu... https://www.epikafleet.com/blog/commercial-truck-oil-change-cost/