Feature: 1. Premium Carbon Steel & Plastic: Engine Undertray Clips Screws are made of high-quality carbon steel material, which is not easy to rust, anti-oxidation, anti-vibration, strong and wear-resistant, the screw thread are clear and smooth, and the U-shaped spring clip has good elasticity and durable. 2. Extend Engine Life: Undertray Cover Fastener as effective car body trim clips to prevent mud from splashing on the body when the car is running, not only keeps the body clean, but also protects the engine from being hit by gravel, effectively prolonging the life of the engine, it is a good choice for damaged screws replacement. 3. Easy to Use and Replace: Car trim clips are ergonomically designed for easy grip and use, push-on car retainer clips, easy and quick to install, easy to replace damaged parts, less time and effort than going to the local garage to replace the retaining clips, lightweight and saving space, easy to carry and replace in time on the go. 4. Wide Range of Applications: It can be used on car hoods, fenders, trim panel clips,door panel clips, bumper clips and splash guard retainers, suitable for Toyota Ford Infiniti Honda Nissan etc. (Please confirm model and size before ordering). Specification: Item Type: Fastener & Clip Material: metal, plastic Color: Black Size: as picture shows Fitment: Generic! Please check our photos and make sure the part shown looks identical to your stock one. for example: for Infiniti G35 Sedan 2003-2008 for Infiniti G35 Coupe 2003-2007 for Infiniti G37 & G37X 2008-2014 for Infiniti FX35 & FX45 2003-2008 for Infiniti EX35 2008-2012 for Nissan 370Z 2009-2014 for Nissan 350Z 2003-2009 Package includes: Set 1: 35pcs 10pcs Extruded U-nuts 15pcs Body Bolts with Built-in Fender Washer 10pcs Nylon Push Clips Set 2: 70pcs 20pcs Extruded U-nuts 30pcs Body Bolts with Built-in Fender Washer 20pcs Nylon Push Clips