If you're looking for a replacement injector cup brush for your 7.3 Powerstroke 1999-2003, look no further than the Alliant AP0084. This direct fit OEM quality replacement is just what you need to keep your vehicle running smoothly. Made from high quality materials, this brush is built to last and provide years of trouble-free service. Don't trust your engine to just any old replacement parts - trust the experts at Alliant and get your Powerstroke back on the road today!