Cummins 6B & QSB Oil Filters
Lots of questions come up on what oil filter I should be using on the Cummins B or QSB 5.9. Below is what I can share based on using and working with this engine since 1985. Every 4B & 6B … Read More
Lots of questions come up on what oil filter I should be using on the Cummins B or QSB 5.9. Below is what I can share based on using and working with this engine since 1985. Every 4B & 6B … Read More