Synthetic Oil Change , What is a synthetic oil change?Conventional motor oil is a refined crude oil product. Synthetic motor oil is a man-made product produced from a variety of highly engineered ingredients. Full synthetic oil offers the best lubrication, stability, viscosity retention, and sludge prevention. These features of synthetic oil translate to better gas mileage, smoother performance, and better protection against engine wear compared to conventional oil. Plus, vehicles that use synthetic oil usually have longer oil change intervals. That’s more convenient for you and better for the environment.Is synthetic oil right for your car? Learn more about the Is full synthetic oil better?+-In a 2017 study by AAA, full synthetic oil offered 47% more engine protection than conventional oil. Learn more about . Is full synthetic oil worth it?+-The benefits of synthetic oil outweigh the extra cost. AAA’s 2017 study found that one synthetic oil change every 7,500 miles costs just $5 more per month than conventional oil, while outperforming conventional oil by 47%. Since better oil performance contributes to long-term engine health, synthetic oil is a great investment in the longevity of your vehicle.Related:How often to change synthetic oil+-When in doubt, a full synthetic oil change every 7,500 miles (or sooner, if your oil reminder activates) is a great rule of thumb. But check your vehicle’s manual -- manufacturers today recommend oil change intervals ranging from 5,000 miles to a whopping 15,000 miles, depending on the vehicle. Today’s longer oil change intervals assume you’re using a type of oil that meets your vehicle’s specifications -- a synthetic blend or better, in most cases. (Don’t worry - Midas never uses engine oils below your vehicle specs.)Does synthetic oil cause leaks in older cars?+-It’s a myth that synthetic oil causes leaks. But the myth persists because it’s based on an outdated fact. Back in the 1970s, synthetic oils did sometimes degrade engine seals made of certain materials. Today, synthetic oils help protect your seals.Synthetic oil does not cause leaks, but you may notice an existing leak after your first synthetic oil change. That’s because synthetic oil can clear away conventional oil build-up that was plugging an existing leak. So synthetic oil doesn’t cause the leak -- it diagnoses it! It may be time for It’s designed to fill in those small gaps and prolong the life of your engine. Great Savings Get Oil Change Coupons at a Midas Near You View Midas Coupons for this store Request Appointment+- Find your local MidasZip or City, State (required) Shop for Tires+- Find your local MidasZip or City, State (required) Get Coupons & Offers+- Find your local MidasZip or City, State (required) Get a Repair Estimate+- Find your local MidasZip or City, State (required) Learn More Terms and Conditions1In a study released on June 7, 2017, AAA compared multiple brands of conventional and synthetic engine oil in eight industry-standard tests: shear stability, deposit formation, volatility, cold-temperature pumpability, oxidation resistance, and oxidation-induced rheological changes. X These tires are parked in your cart!Review your tires quote and schedule installation at Midas Go to my tires quote Auto MaintenanceAuto RepairTire ServicesAuto AccessoriesTire ShoppingMy StoreAbout MidasAuto Maintenance+–Auto Repair+–Tire Services+–Auto Accessories+–Tire Shopping+–My Store+–About Midas+–©2025 Midas International, LLC | | | | | | | Back to top , Learn more about the benefits of synthetic motor oil and schedule a full synthetic oil change at your nearest Firestone Complete Auto Care today!, Discover unbeatable oil change specials at Walmart – your one-stop destination for high-quality and cost-effective auto services. Our certified technicians ensure your vehicle gets the best treatment using top-grade oils and filters to enhance its performance and longevity..