Diamond Power Oil Pump works with Nissan Sentra 1.6L DOHC Same day shipping when purchased before 3pm EST Fits: 1991-2012 Nissan NX1600 Sentra Lucino Tsubame 1.6L DOHC 16V GA16DE Our products are tested and meet or exceed OEM performance requirements Water Pumps are made with the best quality materials (aluminum) required by the manufacturer 2 Year Warranty (This product must be installed by a certified professional mechanic)