cenzhiwen train horn for truck kit-4 trumpet metal air horns replacement drill horn 12v 150db ultra loud with compressor for pickup/motorhome/suv/truck/train (black 4trumpet with button) is up for auction in Automotive. The current bid is $1.00, 98% below the $44.99 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.