I did an article a while back featuring the Engine Oil Filter Study by Russ W Knize which you can find here
A reader kindly pointed out that there has been a major update of this work by Russ which can be found here
Both of these articles are excellent and the update is a very welcome addition.
Oil Filter Study
The engine oil filter study by Russ Knize is a real eye opener and just shows that it’s worth spending a little more when you consider the cost of repairing a damaged engine!
What it also proves is that just because a brand name was high quality back in the day doesn’t mean it still is now. Read on here