523-4987 is a Fuel Filter Water Separator for Excavator. Our model code is SF-M4084T, it is used worldwide famous filtration media. SL filter with high and low foam origami process, product can have extra 15% effective filtration area, dust collection and the lifetime will be improved, the resistance will be reduced. Key Specifications/Special Features is followed the OE design, Quality can pass the ISO9001 / IATF 16949.