Diesel fuel injector connector plug retainer clips, 8 in the package. Work on fuel injector plug to retain it, replace the broken or worn-out one. Fits 2003-2010 6.0 6.0L powerstroke diesel, perfectly fits and works well. Made of high-quality metal material, not easy to break or rust, longer service time. Contact us if you still have any other questions, we're willing to give help. Injector Connector Clips: Quantity: 8 Material: Metal These replacement kits are working to retain injector connector plugs, replace the broken or worn-out ones, perfectly fit and work well. Made of quality metal, long service time to reduce replacing times. Compatible with 2003-2010 Ford 6.0 6.0L powerstroke diesel. Contact us if you have any questions.