The recommended motor oil for all Subaru engines is 0w20 and 5w30. There is no mention of 0w40 motor oil in the recommendation list of motor oils in Subaru engines. But 0w40 motor oil can be used for all climates or temperatures. https://cdn.opieoils.co.uk/images/variants/large/castrol/castrol-edge-titanium-0w-40-a3b4-fully-synthetic-car-engine-oil-4-litres-4.jpg

There are several advantages that 0W30 engine oil possesses over the other engine oils. Following are some major benefits of using 0W30 engine oil: It can improve your car’s mileage by decreasing friction between metal parts and protecting the engine. The other area to look at on the 0w40 vs. 5w40 debate is their performance. Performance-wise, we pay much attention to the weather or climate. If it is cold, the engine can pump 0w40 down to around -40 degrees Celsius. On the other hand, it is possible to pump 5w40 at roughly -35 degrees Celsius. Here, 0w40 vs. 5w40 for winter, you see that the former comes on top, especially if the conditions are critical.

Features and Benefits

https://cdn.opieoils.co.uk/images/variants/icon/mobil/mobil-1-fs-0w-40-advanced-fully-synthetic-engine-oil-5-litres-1.jpg Yes, You can mix two different viscosity oils as long as they are from the same brand. It will be just fine. Conventional oils are made from crude oil and go through a refining process. They are generally less expensive but may not offer the high-temperature stability and long-lasting protection that synthetic oils do. What Is 5W40 Engine Oil? And though it’s a low viscosity oil, it has decent thermal and oxidation stability, so it can readily replace a higher viscosity oil like 5W30 within its operating temperature range. Here are the answers to some FAQs related to 0W-40 and 5W-30 oils: 1. Can I Mix 0W-40 With 5W-30 Engine Oil?

In the 2020 ford owner’s manual, almost all engines must be using a 5w30 motor oil or 0w30 motor oil. Unfortunately, there is no mention of the 0w40 motor oil. If you see that engine getting dirty frequently, that is a signal that your current oil is not doing its job.Mineral or conventional motor oil tends to have a higher oil consumption than synthetic motor oil. They also break down faster than synthetic oil, requiring more frequent oil change sessions. The 0w30 motor oil and the 0w40 motor oil are good in cold temperatures. This is because they both have the same grade number. On the other hand, the 0w40 motor oil will have the edge over the 0w30 motor oil when it comes to high temperatures. Fuel Economy The Mobil 1 Fully Synthetic 0W40 Engine Oil 1L delivers fast protection for reduced engine wear and deposits even in the most extreme driving conditions. This oil contains excellent low temperature capabilities for rapid engine protection at start-up and enhanced frictional properties that aids fuel economy. The code on an engine oil label, like 0W40 or 5W40, is divided into three parts: a number before the letter ‘W,’ the letter ‘W’ itself, and a number after it. https://cdn.opieoils.co.uk/images/variants/icon/castrol/castrol-edge-titanium-0w-40-a3b4-fully-synthetic-car-engine-oil-4-litres-3.jpg

A thing to note is that SAE 0W40 is not the same as SAE 0-40. You can consult your retailer for help in case of any confusion. 0w40 vs. 5w40 Performance Suitable for the latest engine technologies including turbochargers, direct injection, diesels without DPF and hybrids. General Details: Capacity [litre]

Note: Synthetic motor oil can cost more than conventional motor oil. However, synthetic motor oil offers an advanced fuel efficiency and oil consumption rate. It also protects your engine components from wear and tear better than conventional oil or semi synthetic engine oil, on top of providing an extended drain interval. 2. How is 0W30 Oil Different from Other Oils? Note: Mix only the different oil grades and never the oil brands. And it’s best to use only recommended oil in your owner’s manual to ensure your rod bearings and timing gears are correctly lubricated. 2. What Is Synthetic Motor Oil?