Originally Posted by ofelas
Donaldson SynTeq media - 20µ @ 100%, 15µ @ 98.7%, 7µ @ 59.97%
Amsoil either uses or licenses SynTeq media, but their canisters/valves etc are not made by Donaldson.
Originally Posted by metroplex
Why not Amsoil? I thought Donaldson made their EaO line of...