{"id":2686,"date":"2026-10-11T14:15:46","date_gmt":"2026-10-11T14:15:46","guid":{"rendered":"https:\/\/www.jlinlin.com\/index.php\/product\/air-horn-for-truck-12v-4-trumpet-train-horn-kit-loud-truck-air-horn-with-air-hose-switch-black-train-horn-for-trucks-pickup-suv-rv-boat-jeep-car\/"},"modified":"2026-10-11T14:15:46","modified_gmt":"2026-10-11T14:15:46","slug":"air-horn-for-truck-12v-4-trumpet-train-horn-kit-loud-truck-air-horn-with-air-hose-switch-black-train-horn-for-trucks-pickup-suv-rv-boat-jeep-car","status":"publish","type":"product","link":"https:\/\/www.jlinlin.com\/index.php\/product\/air-horn-for-truck-12v-4-trumpet-train-horn-kit-loud-truck-air-horn-with-air-hose-switch-black-train-horn-for-trucks-pickup-suv-rv-boat-jeep-car\/","title":{"rendered":"Air Horn for Truck, 12V 4 Trumpet Train Horn Kit, Loud Truck Air Horn with Air Hose & Switch, Black Train Horn for Trucks Pickup SUV RV Boat Jeep Car"},"content":{"rendered":"

Specifications<\/h2>\n<\/p>\n

Product Details<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Specification<\/strong><\/td>\nDetails<\/strong><\/td>\n<\/tr>\n<\/thead>\n
Brand<\/strong><\/td>\n<\/td>\n<\/tr>\n
Product Grade<\/strong><\/td>\nPerformance Accessory<\/td>\n<\/tr>\n
Voltage<\/strong><\/td>\n12V DC<\/td>\n<\/tr>\n
Horn Type<\/strong><\/td>\n4 Trumpet Train Horn<\/td>\n<\/tr>\n
Sound Output<\/strong><\/td>\n135 dB<\/td>\n<\/tr>\n
Operating Air Pressure<\/strong><\/td>\n0.5MPa – 1.0MPa<\/td>\n<\/tr>\n
Air System Requirement<\/strong><\/td>\nRequires external air compressor system or air tank (not included)<\/td>\n<\/tr>\n
Color<\/strong><\/td>\nBlack<\/td>\n<\/tr>\n
Fit Type<\/strong><\/td>\nUniversal Fit<\/td>\n<\/tr>\n
Vehicle Compatibility<\/strong><\/td>\nTrucks, Pickups, SUVs, RVs, Vans, Boats, Jeeps, Buses, Construction Vehicles, Custom Cars<\/td>\n<\/tr>\n
Mounting Locations<\/strong><\/td>\nFrame rail, underbody space, truck bed underside, behind cab<\/td>\n<\/tr>\n
Included Components<\/strong><\/td>\nAir horn, air hose, switch, mounting hardware<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Description<\/h2>\n<\/p>\n

\"\"<\/p>\n

Complete 12V 4 trumpet train air horn kit with air hose, switch, and mounting hardware. Black four-trumpet design producing 135 dB loud truck-style train horn sound. Requires external air compressor or tank (0.5MPa-1.0MPa). Universal fit for trucks, pickups, SUVs, RVs, vans, boats, jeeps, buses, and custom vehicles.<\/p>\n

\"\"<\/p>\n

12V 4 Trumpet Train Horn Kit Features<\/h2>\n
    \n
  • \nLoud Train Horn Sound:<\/strong> 12V 4 trumpet air horn delivers a deep, powerful, truck-style train horn sound that helps improve vehicle presence on the road. This air horn is a strong upgrade for weak factory car horns, truck horns, or standard air horns when louder warning capability is needed.<\/li>\n
  • \n4 Trumpet Multi-Tone Design:<\/strong> This 4 trumpet train air horn kit uses four different-length black trumpets to create a layered multi-tone blast. Compared with single or dual trumpet horns, the 4 trumpet design gives your truck, pickup, or show vehicle a stronger and fuller sound effect.<\/li>\n
  • \nUniversal 12V Vehicle Application:<\/strong> Designed for DC 12V vehicles with an air supply system, this train horn kit is suitable for trucks, pickups, SUVs, RVs, vans, boats, jeeps, buses, construction vehicles, and custom cars. Please confirm air source and mounting space before purchase.<\/li>\n
  • \nWorks with Air Compressor System:<\/strong> This truck train horn needs to work with an air compressor system or air tank. The 0.5MPa to 1.0MPa operating air pressure range helps support stable sound output. Package includes air hose, switch, and mounting hardware for installation.<\/li>\n
  • \nInstallation & Use Notes:<\/strong> Common mounting locations include frame rail, underbody space, truck bed underside, or behind the cab. For better durability, install the horn openings downward or sideways to help reduce water entry. Please use this loud air horn responsibly and follow local laws.<\/li>\n<\/ul>\n

    \"\"<\/p>\n

    135 dB Loud Output for Maximum Road Presence<\/h2>\n

    Rated at 135 dB, the 4 trumpet train horn produces a loud, deep, truck-style warning sound that significantly outperforms standard factory horns. This powerful sound output helps improve vehicle presence on the road, making it ideal for large trucks, pickups, RVs, and commercial vehicles where a stronger audible warning is essential for safety. The penetrating tone ensures that nearby vehicles and pedestrians are alerted, even in noisy traffic environments, construction zones, or highway conditions where factory horns often go unheard.<\/p>\n

    \"\"<\/p>\n

    Complete Kit with Installation Hardware<\/h2>\n

    The 12V 4 trumpet train air horn kit ships complete with the air horn unit, air hose, switch, and mounting hardware. For better durability and water protection, install the horn openings downward or sideways to help reduce water entry. Please use this loud air horn responsibly and follow local laws regarding aftermarket horn usage. Professional installation is recommended to ensure proper air line connections, secure mounting, and optimal horn positioning for maximum sound projection and long-term reliability.<\/p>\n

    \"\"<\/p>\n

    Package Contents<\/h2>\n
      \n
    • 1 x 4 Trumpet Train Air Horn<\/li>\n
    • 1 x Air Hose<\/li>\n
    • 1 x Switch<\/li>\n
    • 1 x Mounting Hardware Kit<\/li>\n<\/ul>\n

      \"\"\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

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