Well, Amsoil is now selling Wix Filters. On the Amsoil website Amsoil made a statement on how the Wix design of the front bypass valve keeps dirty oil from flushing over the filter material is superior design..... Is Amsoil going to redesign there filters now? What do you think Pablo and Don? How about Filterguy or DaveO...what are your thoughts? Wave of the future on All top of the line filters in the near future?