Got questions about the Flatlaw 3-Liter Kit or Marcel’s other accessories? We’re here to help!
Huge thanks to Marcel P. for sharing his futuristic and bold Tesla Model 3 build with us. Let’s give him a big round of applause for this amazing setup! 
UP TO 1500% LOUDER
UNLIMITED HONKING
ZERO
DELAY
CAPABLE ONBOARD AIR SYSTEM
SPECIFICATIONS
| Part Number | HK-F3B-M3 |
| Horn | Flatlaw train horn |
| Horn Length | 17.5" (444.5 mm) |
| Horn Width | 16.25" (412.75 mm) |
| Horn Height | 8" (203.2 mm) |
| Horn Weight | 12.5lbs (5.67 kg) |
| Voltage | 12-Volts DC |
| Air Source Kit | 3-Liter air compressor & tank combo |
| Operating Pressure | 120 PSI |
| Restart Pressure | 90 PSI |
| Air Source Length | 16.535" (420mm) |
| Air Source Width | 4.921" (125mm) |
| Air Source Height | 7.086" (180mm) |
Show Off Your Ride! If you’ve got a horn setup you’re proud of, send us your photos and videos. You could be the next feature on our forum! Click the button below to submit your install photos to our media submission form!