Description Reviews MINI Cooper Under Engine Tray Kit that fits the F56 and F55 MINI Cooper and Cooper S. This is the tray that goes under the engine to protect all the wire harnesses under the car that are used for the electric oil level check. It also helps with air flow under the car, as well as, cooling! Over time, this part is damaged by road debris and other fluids. This kit comes with everything that you will need to make sure it stays in place on your car! Kit includes: 51-75-7-343-141 ~ Underbonnet screen (1) 07-14-7-311-312 ~ C-clip plastic nut (3) (comes with above part) 07-14-9-126-886 ~ Hex Bolt (14) 07-14-7-201-307 ~ Expanding nut (4) 07-14-7-306-224 ~ Expanding nut (4)