Online Oil Filter Dissection And Discussion
Common sense (grade) demonstration. Worthwhile watching.
Forum Discussion
Donaldson, has always been a top tier manufacturer for air filters. They also manufacture specialty non automotive filters for military and industry. Their big rig filters are so sturdy there is a huge demand for used filters that are 'washed' and resold. Dubious?
And from the Donaldson Website (verbatim)
Our Products
"We deliver fuel, lube, coolant and air intake filters for diesel engines, hydraulic and bulk tank filtration – plus exhaust system components."
Site does not imply country of manufacture or outsourcing.
And from the Donaldson Website (verbatim)
Our Products
"We deliver fuel, lube, coolant and air intake filters for diesel engines, hydraulic and bulk tank filtration – plus exhaust system components."
Site does not imply country of manufacture or outsourcing.
