I came across this short on YouTube, of someone that got a Wix 51348 that appears to be a Mann filter design with Wix branding in a Wix Box, I've found a company "All Pro Trucking" that has photos of this new variant in their listing.
WIX 51348 Oil Filter Replacement For Kohler 5205002
Genuine WIX 51348 oil filter replaces Kohler 5205002. This oil filter fits multiple automotive applications. WIX 51348 Cross Reference: Jcb 2630935A Saab 9144445 Tcm 115G382241 Atlas M54 Autopar FE213 Bobcat 6513601 Bomag 332145564 Bosch 451103073 Caterpillar 2201523 Chrysler 4105404 CLARK...
www.allprodiesel.net