The Kleinn spare-tire-mount train horn system for 2017–2022 Ford F-250 and F-350 is aimed at Super Duty owners with lifted trucks or oversized tires. The bolt-on kit locates Demon Model 730 steel triple horns at the spare tire position and includes a heavy-duty waterproof compressor, 3-gallon tank, and vehicle-specific brackets for a clean installation. Kleinn supplies a full parts set for a simple, direct-fit upgrade.
Kleinn 17-26 Ford F-250/ F-350 Onboard Air System w/ Model 730 Horns Spare Tire Location