Viscosity measures an oil's resistance to flow. It is typically expressed in the format (e.g., 5W-30).
The most critical step is referring to your vehicle’s . Manufacturers specify the exact viscosity grade and performance standards required for your engine. Using the wrong oil can lead to increased wear or even engine damage. 2. Understand Viscosity Grades (SAE) buy engine oil
Indicates how the oil flows in cold temperatures. A lower number, like 0W or 5W, flows better in winter, helping the engine start more easily. Viscosity measures an oil's resistance to flow
Common for modern cars to improve fuel economy. 10W-40: Often used in varied climates or older vehicles. like 0W or 5W