Titanium Hardware Headlight Kit - Honda Civic Si (2016-2021)Location Diagram Our headlight kit includes titanium 6 bolts, 6 titanium washers, and 6 well nuts. The kit replaces the hardware circled in the diagram above. The Civic Si headlight kit comes with clear instructions that walk you through where to place each hardware piece, ensuring a fast and effortless setup. Locations include: Plastic Clip Locations Above Headlights Special Requirements: In order to insert the well nuts provided you will have to