400 Series Oberg Trans-Dif Filter with 115 Micron Filter Screen Oberg Filters and Race Products can protect your Transmission and Differential as well as many other applications. These screens are also commonly used in tag-along filters produced by Holly, Morosso and Racor and are perfect replacements. All Oberg filter screens now feature Viton rubber in their compression molded o-ring style surrounds. Now all screens work, whether you're running regular gas, alcohol, methanol or diesel.Smallest of the family of Oberg filters, the 400 Series is ideally suited for use as a fuel filter, engine oil filter for small 4 cylinder engines, automatic transmission fluid filter and to filter turbo charger lubrication. The 400 Series has also become very popular in the racing world (when used with the 115 absolute micron screen) to filter standard transmission and differential oil.Oberg 400 Series Filter with 115 Micron Filter Screen 4115 at low everyday prices. Be sure to check out all of our products from Oberg including Oberg Inline AN Fuel Filters;Oil Filters - In-Line.