Semi-Truck Horns Universal
Need to make some noise? Check out the best semi truck air horns over at 4 State Trucks. Whether you're into powerful train horns or sleek dual-tone options, we've got you covered for loud, reliable performance. Our top-rated truck horns will make sure you're heard. Explore and find the perfect fit for your rig today!
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Train Horn Air Pressure Switch For Use W/ Train Horn Kits
UNITED PACIFIC
$9.99Train Horn Air Pressure SwitchThis train horn air pressure switch is a crucial component for maintaining optimal air pressure in your system. It activates the compressor when tank pressure drops below 85 PSI (6 Kg) and deactivates it when the tank...$9.99 -
Chrome Horn Cover Dome Style 5.5 Inch To 6 Inch
UNITED PACIFIC
$8.16Chrome Snap In Horn Cover DomeEnhance the appearance of your vehicle's horn with our Chrome-Plated Plastic Horn Cover. Crafted in a sleek dome shape, this cover adds a touch of style to your horn setup. Designed to fit horns with a diameter ranging from...$8.16 -
BESTfit Black Cast Aluminum Small Trumpet For Train Horns
BESTFIT TRUCK PARTS
$56.29BESTfit Black Cast Aluminum Small Trumpet For Train HornsEnhance the sound and presence of your train horn with our Small Trumpet, meticulously crafted from durable cast aluminum and finished in sleek black. This aftermarket replacement part is designed...$56.29 -
CSM SS Train Horn Valve Mounting Bracket
CHROME SHOP MAFIA
$64.35Stainless Steel Mounting Bracket For Train Horn Valves By Chrome Shop Mafia * Made Of High Quality Stainless Steel* Designed to Mount Real Train Horn Valve* Train Horn Valve Not Included* Sold Individually* Warranty On Brackets Against Defects In...$64.35 -
Electric Solenoid Valve For Air And Train Horns
GRAND GENERAL
$35.2412-24 Volt Solenoid Valve For Air And Train Horns * High Quality Solenoid Valve* Electric * For Air And Train Horns* 12-24 Volt* Sold Individually* Warranty On Solenoid Valves Against Defects In Workmanship & Material From Date Of Purchase*** High...$35.24 -
12V Wireless Horn Activation Remote
HORNBLASTERS
$50.49Remotely Activated Horn Control Module With Complete Wiring Kit * High Quality Wireless Horn Activation Remote* Features- Remotely Activated- Complete Wiring Kit For Installation* Includes- 1 Remote- Wiring Kit- 1 Control Module* Specifications- Voltage:...$50.49 -
Old School Air Powered 5 Trumpet Dixie Horn With Steel Braided Air Hose, In Line Fuse And Mounting Hardware
UNITED PACIFIC
$46.20Dukes of Hazzard General Lee Musical Dixie Air Horn Kit W/ 5 Chrome ABS Trumpet HornsThis air horn set features an old-school mechanical design powered by air rather than electronics, making it perfect for general on-board air applications, including...$46.20 -
3 Trumpet Horizontal Chrome Train Horn, Passenger Side
UNITED PACIFIC
$177.99Passenger Side 3 Trumpet Horizontal Chrome Train HornEnhance your vehicle's presence with our powerful aftermarket train horn. Constructed from durable chrome-plated steel, this 3 trumpet train horn is designed for both performance and style. It boasts...$177.99 -
3 Trumpet Horizontal Chrome Train Horn W/ 12V Removable Electric Solenoid, Driver Side
UNITED PACIFIC
$177.99Driver Side 3 Trumpet Horizontal Chrome Train HornLooking for a powerful and durable train horn for your vehicle? Our aftermarket replacement train horn is crafted from chrome plated steel, ensuring both strength and a sleek appearance. Featuring three...$177.99 -
BESTfit Stainless Steel Inner Cover For Train Horns
BESTFIT TRUCK PARTS
$7.62BESTfit Stainless Steel Inner Cover For Train HornsEnhance the performance and appearance of your train horn with our Stainless Steel Inner Cover, meticulously designed as an aftermarket replacement part. Crafted to withstand rugged conditions, this...$7.62 -
Model 880-C 12V High Output Heavy Duty High Pressure Air Compressor
WOLO MANUFACTURING
$340.99High Output Heavy Duty High Pressure Air Compressor * High Quality High Pressure Compressor* 12-Volt Heavy-Duty Permanent Magnet Motor* Current: 45 Amps At Peak* CFM: 4.20* Duty Cycle 33 Percent At 100 PSI* In-Line Fuse Holder With 45-Amp Fuse Provided*...$340.99 -
Chrome Horn Cover Dome Style 7.25 Inch To 7.5 Inch
UNITED PACIFIC
$10.23Chrome Snap In Dome Horn CoverElevate the appearance of your vehicle's horn with our Dome-Shaped Chrome-Plated Plastic Horn Cover. Crafted with precision, this cover adds a sleek and stylish touch to your horn setup. Designed to fit horns with a diameter...$10.23