Custom Relay Panels – CE Auto Electric Supply This Custom Relay Panel Kit includes: Integrated H4 Headlight Relay Kit (3) Additional Waterproof Relays in Sockets +12V Constant Fuse Panel; Custom 4 AWG Power Lead; Just Opened the Package – beautiful! The quality of material and craftsmanship is top shelf – thank you! – Dean, Madison, IN. Click to Enlarge. We build this kit for a ’65 Custom Built Relay/Fuse box | Turbo Buick Forum | Buick Oct 15, 2012The fuse box cover will be made of stainless steel to hide and protect the fuses/relays. I know with my luck doing a pannel simalar to that one I would end up needing to add addtional relays to the pannel and would have to redesign a new one for the addtional relays,fuse,etc..