Interesting video. I have a Napa Gold 100351 on the shelf for a GM L3B 2.7L TurboMax. It's a Mann+Hummel, made in USA filter.
The filter has a louvered center core with most of the louvers that I can see either closed or very tight. I still haven't decided if I'm going to use it.
The filter has a louvered center core with most of the louvers that I can see either closed or very tight. I still haven't decided if I'm going to use it.