Oil changes are a key part of regular maintenance on your car, but the process involves more than just changing the oil. You'll also change your oil filter. All oil eventually gets dirty as it moves ...

Relative to flow-rate, the efficiency, or Beta ratio, of a filter may change slightly but this is generally not that significant unless you are talking about wide extremes of flow. We can test an ...

Learn why replacing your oil filter protects engine performance, improves efficiency, and prevents costly damage over time during every oil change.