UPENGUPENG 12V Dual-Tone Metal Train Air Horn — 600dB Two-Trumpet Kit, Chrome, Weather-Resistant

UPENGUPENG's 12V dual-tone metal train air horn is a complete electric air-horn kit that delivers an extremely powerful 600dB two-trumpet blast for 12V cars, trucks, boats, and motorcycles.

This compact, weather-resistant kit pairs a 12V compressor with two chrome-plated metal trumpets to produce an unmistakable, dual-tone signal that increases your vehicle’s audibility on busy roads and in open-water settings. The set includes a universal mounting bracket, wiring, fasteners, and clear installation directions so you can replace a factory horn or add a secondary warning device with minimal effort.

How loud is this horn and what does 600dB mean in practice?

The horn is engineered to produce a very high sound pressure through its upgraded compressor and large trumpet coils. While the spec highlights the peak output, real-world loudness depends on installation, distance, and environment. Expect a commanding, two-note signal designed to attract attention in traffic or across short distances outdoors.

• Dual-tone output for clearer, attention-grabbing sound
• Upgraded 12V compressor drives the large trumpet coils
• Designed for short-to-medium outdoor range alerts
• Peak output emphasized for visibility in noisy conditions

Will this fit my vehicle and how difficult is installation?

The UPENGUPENG kit is made to be a universal replacement for any 12V vehicle system. It ships with a mounting bracket, angle iron, screws, nuts, gaskets and a simple wiring scheme (positive-to-positive, negative-to-negative), making it suitable for DIY fitting or quick professional installation.

• Universal for 12V cars, trucks, SUVs, motorcycles, boats
• Complete hardware included—no extra purchases required
• Straightforward wiring and illustrated instructions supplied
• Mount points and bracket adapt to common vehicle frames

How durable is the horn in bad weather and daily use?

Components are built from chrome-plated zinc and ABS plastic for corrosion resistance and impact tolerance. The materials and construction are selected to resist rain, splashing, and road grime so the horn remains reliable in routine driving and marine environments.

• Chrome-plated metal trumpets for rust resistance
• ABS plastic compressor housing for toughness and sealing
• Wear- and corrosion-resistant finishes for longer life
• Designed for outdoor exposure and varied climates

What exactly is included in the full train horn kit?

This is a turnkey electric air horn package: two metal trumpets sized approximately 8.5" (21.5 cm) and 6.1" (15.5 cm), a 12V compressor, a universal mounting bracket, angle iron, four screws, four nuts and four gaskets, plus wiring and instructions. Everything is sized to allow secure mounting and immediate operation after connection.

• Two dual metal trumpets (8.5" and 6.1") for dual-tone output
• 12V electric compressor included for consistent air supply
• Universal mounting bracket, angle iron, and fasteners included
• Clear wiring guidance for positive/negative hookups

Who is this for? Drivers or fleet owners who need a durable, high-impact warning device for trucks, SUVs, off-road vehicles, boats, and motorcycles will find this kit useful. It’s aimed at people wanting a bold, attention-getting horn that’s straightforward to install, built to withstand outdoor conditions, and complete with the mounting hardware needed for most 12V vehicles. If you need a louder-than-stock alert that’s ready to mount and wired for 12V systems, this UPENGUPENG dual-tone train horn kit provides a ready solution.