Were is the fuel filter on this 2000 Sentra GXE 1.8 Were is the fuel filter on this 2000 Sentra GXE 1.8.(QG18DE)? We pulled out the assembly under the back seat. It looks like it is the sending unit, float, pump but no filter to be found. 2000 nissan sentra fuel filter | eBay www›Search›2000 nissan sentra fuel filterFind great deals on eBay for 2000 nissan sentra fuel filter. Shop with confidence. Skip to main content. eBay Logo: Shop by category. Shop by category. Enter your search keyword For 2000-2001 Nissan Sentra Fuel Filter 54525CR 2 4 Cyl Fuel Filter. Brand New · Pronto. $14. Buy It Now.