The Best Car Horn of 2023

Increase your driving confidence: SYOAUTO 12v car horn is plenty loud enough to get other driver's attention. The 120dB car horn is a huge improvement over the stock horn, people will move out of your way when needed

The loudness won't be ignored: The car horns 12v loud enough to gets the other driver’s and pedestrian’s attention. Get rid of the clown horn, you need to be heard in any emergency situation. Please do not use it near the school or hospital

Why choose SYOAUTO: The 12V horn has high fixed mounting bracket, pure copper spiral coil, ABS engineering plastic shell, super loud diaphragm. Come with excellent material, scientific design can get high powered sound and longest lifespan

10-min quick installation: The 12v horn kit is no polarity. Please make sure the horn mouth down not up to protect it from mud and the car have enough room to install the snail horn. Universal fit for all 12V vehicles(car, truck, SUV, motorcycle, yacht, boat, off-road vehicle, bus, etc)

No more frequent replacements: The car horn replacement build quality, upgraded waterproof material, the auto horn can be sounded more than 200,000 times, longer lifetime, with 12 months warranty

Attention getting deep tone

Loud 112 decibels

Twin tone 330 Hertz and 400 Hertz

No need for relays or rewiring

Limited lifetime warranty

Immensely loud Quad Trumpet Train Air Horn

Tank Capacity: 2.5 Gallon (9.5 liter)

200 PSI Compressor (12 volt)

Thermal Overload Protection

Mounting Hardware Included

ABS polymer material, strong corrosion resistance,waterproof product,It won't get rusty and circuit short when it is raining, extend the service life, more worry-free when using.

The internal reflux design, up to 60DB loudness, gives you a loud voice to warn others, and provides a certain degree of safety for driving. Our snail horn can help you reduce unnecessary injuries

There is no bulky air compressor, only a small device that produces incredible sound! Its so compact, almost HALF of our customers buy and install 2 horns for double the loudness!

The unique mounting bracket design makes the installation firmer, and the bracket is universal, allowing you to install it in any position, it only requires 12V power supply and lower power consumption.

Train Horn is Suitable For Almost Any Vehicle! While It's the perfect upgrade for trucks, our horn is also compatible with SUVs, passenger cars, boats and motorcycles.

Tank capacity: 5 gallon (18 liter)

Dual 12 volt 200 PSI Compressor (Black) with Remote Filter

Anti-Corrosion Coating

Precision Welded

Remote Filter, Pressure Switch, Drain Valve, Relays with Pre-wired Plugs and Mounting Hardware Included

High Volume:It can produce 150dB of strong sound. When you drive, no one will ignore the sound.

High quality: The air horn is made of high quality material, which ensures durability and can work in various temperature environments.The matched filter filters the air and prolong the service life.

Easy to install: You can install the horn with the relay harness package we distribute (warning: the blue line and the white line should be connected to the positive and negative poles of the horn line of the original car respectively. They are not connected to each other at all !!).

General Accessories: Suitable for any 12V vehicle type, including truck, train cars vans SUV RV motorcycles off road

Integral design with air pump, there is no need to have air source on the car.

The internal reflux design, up to 300DB loudness, gives you a loud voice to warn others, and provides a certain degree of safety for driving. Our snail horn can help you reduce unnecessary injuries.

ABS polymer material, strong corrosion resistance,waterproof product,It won't get rusty and circuit short when it is raining, extend the service life, more worry-free when using.

The unique mounting bracket design makes the installation firmer, and the bracket is universal, allowing you to install it in any position, it only requires 12V power supply and lower power consumption.

There is no bulky air compressor, only a small device that produces incredible sound! Its so compact, almost HALF of our customers buy and install 2 horns for double the loudness!

Train Horn is Suitable For Almost Any Vehicle! While It's the perfect upgrade for trucks, our horn is also compatible with SUVs, passenger cars, boats and motorcycles.

SUPER LOUD 6 TRUMPET TRAIN HORN - 6 intense trumpets deliver a hard-to-beat blast, that won't be ignored and will draw all the attention you are looking for on the road. These great looking horns, provided in 2 triple-trumpet sets, strike both in sound and appearance.

POWERFUL ONBOARD AIR COMPRESSOR SYSTEM - This full train air horn kit includes a 150 PSI compressor and a 1 Gallon air tank made of steel, designed to sustain high pressures for long-lasting use and safety. This effective reliable system ensures the horns will be ready to blow whenever you need them.

THERMAL OVERLOAD PROTECTION & WEATHER RESISTANT - The compressor is equipped with safety protection to prevent overheating. The trumpets are made entirely of metal for maximum protection against all weather conditions.

EASY TO INSTALL & WIDELY USED - Clear instructions are provided for an easy setup. The kit includes complete mounting hardware with a 20-ft hose, a horn button and a fuse. Fits nearly any 12V vehicle like a truck, pickup, car, semi, boat and van.

BEST VALUE FOR THE MONEY - Made of high-quality materials this kit is built to last. A full 1-year warranty is provided for all its parts. We strive to keep train horns affordable for the premium exceptional quality you'll get.

Remarkably loud Quad Trumpet Train Air Horn

Tank Capacity: 2.5 Gallon (9.5 liter)

200 PSI Compressor (12 volt)

Thermal Overload Protection

Mounting Hardware Included

Works with standard 12V D.C. electrical systems, designed for car, trucks, RV's or any 12V vehicle.

Antique horn brings back fade old memories.

Powered by a heavy duty motor for loud output, its loud sound pressure level is 110DB.

Frequency: 490Hz, Sound Pressure Level: 110DB.

Vintage old style design, beautiful and brings back your old memories.