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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Red Steel Electric Bull Horn
UNITED PACIFIC
$64.66Electric Red Bull HornConstructed from durable steel with a striking red housing, this electric bull horn mimics the fierce sound of an angry bull. Universally compatible with 12V systems, it boasts dimensions of 9 inches in length, 7.375 inches in...$64.66 -
Diecast Air Horn W/ Wolf Whistle Sound, Apox. 6 X 3.5 X 4.5 Inches
UNITED PACIFIC
$80.9812 Volt Die Cast Air HornThis vacuum horn is a faithful reproduction designed to evoke the classic wolf whistle sound. Made of die-cast material and built to original specifications, it ensures reliable performance. The kit includes a vacuum hose,...$80.98 -
Ah-ooo-Gah Horn W/ Chrome Body
UNITED PACIFIC
$18.99Vintage Style Car Horn W/ Spartan Like SoundThis Ahoogah horn offers a classic chrome-plated design with a sound reminiscent of the Spartan horn. With a frequency of 490 Hz and a sound output of approximately 110db, it delivers a distinctive and...$18.99 -
Black 3 Trumpet Train Horn Kit W/ Air Compressor & 5.5 Liter Air Tank
UNITED PACIFIC
$452.99Train Horn Kit With Air Compressor & 5.5 Liter Air TankThis train horn kit comes complete with everything you need for installation and operation. It includes three trumpets, along with a mounting pad and hardware for easy setup. The turbo air compressor...$452.99 -
Chrome 3 Trumpet Train Horn Kit W/ Air Compressor & 5.5 Liter Air Tank
UNITED PACIFIC
$455.99Train Horn Kit With Air Compressor & 5.5 Liter Air TankCrafted with chrome plating for durability and style, this train horn set delivers an impressive sound output of approximately 145db, ensuring attention-grabbing performance. Equipped with a turbo...$455.99 -
Economy Black 3 Trumpet Train Horn
UNITED PACIFIC
$135.99Black Standard Duty 3 Trumpet Train HornExperience powerful sound with this Economy Train Horn, featuring a sleek black finish and robust dimensions of 15.75 inches in length, 12.5 inches in width, and 11.5 inches in height. Equipped with a 12V...$135.99 -
12V Electric Solenoid Valve For Train Horns
UNITED PACIFIC
$20.49Train Horn 12V Electric Solenoid ValveReplace your air horn's electric valve with this aftermarket solenoid. Designed for 12V systems, it fits Train Horn models 09-051354 and 09-051321 seamlessly. Ensure your air horn operates smoothly and reliably with...$20.49 -
4 Trumpet Chrome Train Horn
UNITED PACIFIC
$168.9912V 4 Trumpet Train Horn W/ 120 PSI MaxThis aftermarket train horn features a chrome-plated finish and comes with an electric solenoid. With dimensions of approximately 15 3/8 inches in length, 12 inches in width, and 12 1/2 inches in height, it delivers...$168.99 -
Chrome Air Horn Mounting Hardware, 4 pack For Air Valve Lever Floor Stand
UNITED PACIFIC
$10.29Air Horn Valve Stand Screw Mounting KitUpgrade your floor stand mounting hardware with this chrome mounting bolt kit, designed specifically for floor stand installations. This kit includes a pack of 4 bolts, ensuring you have everything you need for...$10.29 -
11 Inch Chrome Valve Set With Lever & Stand For Train Horns
UNITED PACIFIC
$190.99Air Horn Valve Set With Lever & StandUpgrade your train horn setup with this chrome-plated steel stand, specifically designed for train horns. This 11-inch stand includes a large lever for easy open and close control, ensuring convenience and efficiency...$190.99 -
Chrome Plated Train Whistle
UNITED PACIFIC
$357.99Chrome-Plated Train Whistle With 30 - 120 PSI Operating RangeEnhance your vehicle's personality with this chrome-plated metal train whistle, designed to simulate the nostalgic sound of a vintage train whistle. With dimensions of 5 1/2 inches in length, 5...$357.99 -
Chrome 4.75 Inch Cowbell
UNITED PACIFIC
$33.85Chrome Cowbell With HandleAdd a touch of flair to your vehicle with our Chrome-Plated Cowbell. Standing at 4 3/4 inches in height and featuring a convenient handle, this bell offers style. Crafted with chrome plating, it boasts a sleek and polished...$33.85