DIY Train Horn Kit for Ryobi® 18v Battery Color:Black Same-day ship-out on orders placed

Same-day ship-out on orders placed before 12 PM PST

You get the full battery powered

re-tuned for 2026 to hit a deeper note

trip after trip

It earns its keep anywhere sound has to travel

DIY Train Horn Kit for Ryobi® 18v Battery Color:Black Same-day ship-out on orders placedComplete kit to build a 140 dB cordless train horn powered by a Ryobi 18V battery Four tuned trumpets for an authentic train style tone High output compressor, pre wired harness, and remote receiver included Wireless remote works from up to 160 ft; trigger control once assembled Step by step guide included a genuinely satisfying weekend build Optional Extreme trumpet upgrade offered at checkout A Garage Project That Ends With a Bang Some weekend