The Kleinn onboard train horn system for 2009–2014 Ford F-150 and Raptor pairs the Model 730 triple train horn with a heavy-duty 150 PSI sealed air system in a vehicle-specific, bolt-on kit. Built by a U.S. manufacturer of pneumatic systems, the package is intended for direct-fit installation and includes the core air system components needed for horn operation and on-board inflation support without vehicle modification.
Kleinn 09-14 Ford F-150/ Raptor Onboard Air System w/ Model 730 Horns