FARBIN Four Trumpet 178dB Air Horn Kit for Trucks - Super Loud

In this review of the FARBIN Four Trumpet 178dB Air Horn Kit, the bottom line is simple: this kit is for drivers who need an unmistakable, long-range warning and value a durable, metal horn set with a built-in air system. The review finds the kit delivers on sheer volume and a distinctive four-trumpet tone while offering a compact 0.8 gal tank and a 12V compressor that simplifies installation. It is best suited to trucks, jeeps and SUVs where high audibility and rugged construction matter most.

Key Features

• Super loud 178dB: The four trumpets combine to create a high-volume warning that is audible over long distances for maximum safety.
• Zinc alloy construction: The metal horns use zinc alloy to provide strength and corrosion resistance for use in harsh weather.
• 150 PSI compressor capability: The included 12V heavy duty compressor and 3L (0.8 gal) tank provide on-board air storage and automatic stop protection near 100 PSI for reliable operation.
• Complete installation kit: The package includes mounting hardware, hose, fuse and instructions so most users can install the system without professional help.
• Neat four-speaker layout: The orderly arrangement of trumpets yields a consistent tone and stable frequency for a recognizable train-like sound.

Who It's For

This horn kit is aimed at vehicle owners who need an assertive audible warning: truck drivers, off-road enthusiasts and owners of larger SUVs who want a long-range horn that stands out. The metal build and high volume suit users who expect heavy use and exposure to the elements.

It is less suitable for drivers who require subtle or quiet alerts, or for those restricted by local noise ordinances. Buyers who want a purely plug-and-play electric horn with minimal wiring may prefer a simpler, lower-volume alternative.

Pros & Cons

Pros

• Extremely loud output that improves visibility and safety in open-road situations.
• Durable zinc alloy horns that resist weather and give a solid build feel.
• Includes a maintenance-free 12V compressor and 0.8 gal tank for onboard air supply and automatic safety cut-off.
• Comprehensive hardware and instructions make installation accessible to most DIYers.

Cons

• Sound quality reports are mixed; some users find the tone ideal while others expect a different character or perceivable variation in loudness.
• Very high output may be excessive in urban or noise-restricted areas and requires responsible use.

Specifications

Brand	FARBIN
Horn count	Four trumpets
Maximum output	178 dB
Air tank capacity	3L / 0.8 gal
Compressor	12V maintenance-free heavy duty with filter
Material	Zinc alloy

Our Verdict

The FARBIN four trumpet air horn kit is a strong choice for drivers who need a highly audible, durable horn and are comfortable with a DIY install. Its metal construction, included 12V compressor and 0.8 gal tank deliver good value for those prioritizing long-range warning capability, though the extreme volume means it is best for appropriate, responsible use outside noise-sensitive areas.

Frequently Asked Questions

Is installation difficult?
Installation is designed for DIY with supplied mounting hardware, hose, fuse and clear instructions; most users can install without professional help.

What power source does the compressor use?
The included heavy-duty compressor is 12V and fits typical truck and SUV electrical systems.

Will the horn resist bad weather?
The zinc alloy horns are built for durability and can withstand harsh weather and temperature extremes when mounted correctly.