Upgrade your diesel fuel injector with the Ford 2003 to 2010, IC Corporation 2005 to 2008, and International 2003 to 2009 Diesel Fuel Injector O-Ring Kit. This kit includes 6 Viton O-Rings, 2 metal tip seals, and services two injectors. It's a cost-effective solution that offers original equipment quality at a competitive price. Made from durable materials, this kit is designed to withstand damage from fuel, oil, and extreme temperatures. Quality tested for a perfect fit, this kit is an ideal replacement for your engine, fitting most Ford, IC Corporation, and International models from the specified years. Direct OE replacement numbers include Navistar 1843682C91 and Ford Motor Company 3C3Z 9229-AA.