Mercury 35-18458Q-4 Water Separating Outboard Fuel Filter Kit Water Separating fuel filter with the blue screw-in sensor Located under the cowl on all MercuryMariner V-6 EFIDFI outboard engines, 1996 and newer. Replaces Mallory 9-37806 Sierra 18-7968 Pro Marine 1845, 1845-1 California Residents WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov Other Details Google Product Type Engine Parts Wiser Yes Google Custom Field 2 best Product MPN 35-18458Q4 Product UPC 745061038233 Fast Ship In S