MOBIL 1 5W-30 Advanced Full Synthetic Motor Oil The Petroleum Quality Institute of America

Plus, we love that this oil is consistent when it comes to performance. The features and benefits you experience at the start of using Castrol GTX until your next oil change remain at the same level. When engine oil starts to mix with gas you should be very worried about your car.

This mobil 1 oil is free from toxins that are present in conventional oils, thus keeping engines clean and in optimum shape. Interestingly, many vehicle owners do not believe in the credibility of this test, as its parameters do not capture real-life causes of engine wear. Using 0W-30 motor oil on engines in sub-zero weather would be subject to entirely different conditions and triggers for viscosity loss compared to that of the test. In a test conducted where Amsoil 5W-30 Synthetic Motor Oil was pitted against Mobil 1 SuperSyn 5W-30 Motor Oil, the Amsoil oil lost only 4.9%, while the Mobil 1 variant lost 9.17% of its original weight.

But oil thins out as temperatures rise, and that lightweight oil will not hold up when the engine runs for a while and gets hot. Multi-weight oil contains special viscosity-improving additives that allow a 5-weight oil to act more like a 30-weight oil when warm. That is what 5W-30 (where “W” stands for Winter) motor oil is – 5-weight when cold, 30-weight when hot. Their heavy-duty filtration brands in the market are among the best, and as such, Castrol GTX filters have tremendous features.

Turbochargers and superchargers can both be found in modern engines, but only one delivers extra power and improved fuel efficiency. From oil changes to advanced repairs, find the how-to guides and expert tips you need. Check out the latest Mobil™ oil rebates, service coupons, special offers and more. Motor oils designed to help maximize performance and horsepower on the track. Since the partnership began in 2010, Toyota Racing Development has won major championship, including NASCAR®, using Mobil 1 lubricants. Find out about our oils designed to help maximize performance and horsepower on the track.

Synthetic Blend oils use a mixture of synthetic and conventional base oils for added resistance to oxidation and provide low-temperature properties. We continuously test Mobil 1 motors oils on various engine protection metrics such as cleanliness or the ability to resist sludge formation. Learn how Mobil 1™ motor oil protects their fuel-efficient designs.

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Newman will also run a special Mobil 1 30th anniversary racecar at the Auto Club 500 at the California Speedway in Fontana, Calif. Antiwear additives are multifunctional in that they also act as corrosion inhibitors and, more significantly, antioxidants. The results of the tests conducted on this sample meet the SAE J300 specifications for the SAE Viscosity Grade listed on the product label, and are consistent with the listed API Service Categories.