Denali Plug-N-Play Wiring Harness For Dual-Tone Airhorns Simple and inexpensive Plug-N-Plug wiring harness for Denali SoundBomb Compact and Denali SoundBomb Split Horns. No needs to any cutting, soldering, slicing or crimping as long as the original horn has blade-style electrical connections. Features Relay socket Inline fuse holder Ring terminal battery connections Male spade terminals for OEM horn lead connectivity Female spade terminals for Soundbomb horn connectivity