While engines, especially light-duty diesel engines, have become far more advanced over the years with the addition of high-pressure common-rail direct injection, sophisticated turbocharging, and ever ...

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 ...

Oil filtration might not be as sexy a topic as locking differentials or coilover shocks, but clean oil is the lifeblood of your engine. You may think that your oil filter is not that important, but ...