Coil Guard Protector - NSX (91-05) - Full KitA common problem with the NSX is water getting in the rear engine coils causing them to prematurely fail. This kit by Davis Design Fab helps prevent this by reducing the water intrusion by directing the water away from the top of the engine and to the sides. This kit includes the following: One lower piece in the vent scoop Two upper pieces at the vent edge (left side is mostly for appearance giving a more finished look) 5 pc silicone hole plug kit