2000 Kia Sephia Replacement Fuel Filters – CARiD Kia Sephia 1 2000, Professional™ Fuel Filter by ACDelco®. Protect your Combustion System from contaminants with a high-quality ACDelco Professional Fuel Filter. Designed to deliver trouble-free, consistent performance Right for your vehicle and lifestyle How to Change the Fuel Filter on a Kia Sephia 1.8 | It Crawl under the rear passenger side of the Sephia and locate the fuel filter. The fuel filter is located directly in front of the passenger-side rear wheel. The filter will be inside of a bracket that is connected to the frame of the car. Fuel filters in 2000 and later models of the Sephia will have three fuel lines; earlier models will have only two fuel lines.