Fuel filter - replace or not? - Lexus IS250 / Lexus IS250C Jul 24, 2016Fuel filter - replace or not? By st87 , July 22, 2016 in Lexus IS250 / Lexus IS250C / Lexus IS350 / Lexus IS350C Club / Lexus IS-F / IS300h Reply to this topic Lexus IS250 Fuel Filter - Guaranteed Genuine Lexus Parts All Lexus parts were made to having safety and comfortable experience for the driver, especially the Lexus Fuel Filter. So keep your Lexus IS250 Fuel Filter work normal is to let you have better experience. All the Lexus parts, however, were not designed to last forever, check your old Lexus IS250 Fuel Filter and replace it when it's necessary.