The TRUTH About 0W 20 vs 5W 30 Oil (50 Engines Tested!)

Every driver has heard the debate: 0W-20 vs 5W-30 oil — which one is really better for your engine? In this video, we reveal the truth about 0W-20 vs 5W-30 oil after testing 50 different engines in real-world conditions. The results might surprise you.

Oil choice isn’t just about brand—it’s about how viscosity affects wear, performance, and fuel economy. Using the wrong oil can lead to increased friction, overheating, and long-term engine damage. We’ll break down what mechanics and manufacturers don’t always tell you, and give you the science-backed answer to which oil protects your engine best.

You’ll learn essential engine oil tips including when to switch grades, how oil behaves in extreme temperatures, and how to interpret the numbers on the bottle. We’ll also share practical engine care advice to extend your car’s lifespan and avoid costly repairs.

For those who like hands-on car care, we’ll show you simple DIY car maintenance steps to check viscosity and monitor oil health at home—without any special tools. You’ll also discover smart car repair prevention methods that professional mechanics use to keep engines clean and strong.

After testing over 50 engines across various makes and models, we’ll give you a clear verdict: which oil gives the best balance of protection, efficiency, and longevity—and when you should make the switch.

If you want to protect your engine and make smarter oil choices, this video is a must-watch.

#CarMaintenance #EngineOil #OilChangeTips