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The Best Loud Horn of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Loud Horn of 2023. Check our ranking below.

2,851 Reviews Scanned

SaleRank No. #1

Air Horn Can for Boating & Safety Very Loud Canned Boat Accessories Hand Held Fog Mini Marine Air Horn for Boat Can and Blow Horn or Small Compressed Horn Refills 1.4oz

LOUD, POWERFUL SOUND BLAST & COMPACT SIZE IDEAL FOR EMERGENCIES: Airhorn emits an attention-grabbing loud blast of sound. Its small size makes it the perfect fog horn alarm for boating, biking or to carry when hiking, jogging walking or camping.
SMALL PORTABLE ALERT FOR SAFETY & DISTRESS: This premium hand held small air horn can is small enough to carry in your mini pocket when walking to use for safety or at graduation and is also easily stored on a boat, jet-ski, dinghy, kayak, or canoe
MEETS U.S. COAST GUARD REQUIREMENTS, HEARD FROM 1/2 MILE AWAY! Our Marine Air Horn for Boats meets requirements for boats up to 65 feet/20 meters. Don't let the small size fool you! The very loud air horns blast blow travels a half a mile away!
MADE IN THE USA TO STRICT STANDARDS: Our boat air horn can is made here in the USA to tested, trade-secret standards. Don't risk your or the safety of others by buying other loud noise makers for safety or portable air horns for sale from overseas!
WHY BETTER BOAT: We are a family owned American business committed to making premium quality boat and RV care and cleaning supplies. We stand behind your satisfaction and our products including our air horn.

Rank No. #2

300db car horn 【2 pack】 12v waterproof double horn, used for trucks, trains and ships, electric snails for cars, motorcycles, alternative electronic parts for cars (red)

【Easy to install】Our snail horn is equipped with screws and brackets; it makes it easier for you to install it; it only requires 12V power supply and lower power consumption，The 60B on the product is the model/part number, not the horn dB.
【Broad Compatibility】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
【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
【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!
【Excellent qualityABS】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

SaleRank No. #3

300DB Super Loud Train Horns For Truck, 2pcs 12V Car Horn Kits, Loud Dual-Tone Waterproof Electric Air Horns, Automotive Accessories Universal for Cars Pickup Trucks Motorcycle Bike Boat (Red)

【300DB Super Loud Car Air Horn】This train horn designed with internal reflow and loudness up to 300DB, which can give you a loud and clear sound to warn others and keep you safe behind the wheel.
【Dual Tone Design 】 300DB loudness, giving you a loud and clear sound to warn others. Our 12v speakers 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.
【Wide Compatibility 】 Train horn suits for all kind of motorcycle, ATVs, go-karts, trucks and 12V power supplies; Don't worry about the horn not adapting at all. And our horns are also compatible with SUVs, passenger cars, ships and motorcycles.
【Easy To Use 】 Our dual horn adopts dual tone design, no bulky air compressor, only a small device that can produce incredible sound. our snail horn is equipped with screws and brackets, making it easier for you to install it, and our customer install 2 horns for doubling the loudness.
This is an auto parts horn that can provide you with safe driving. I think this is the product which your wife, family and your friends need. You can give them as Christmas New Year gift.

Rank No. #4

FARBIN Air Horn for Truck,Compact Electric Train Horn,Car Horn 12V 150db Super Loud with Wiring Harness,for Any 12V Vehicles

High Volume: The train horn can produce 150 DB of strong sound. When you drive, no one will ignore the sound. Greatly enhance driving safety.
High Qality: The air horn is made of high quality material, which ensures durability and service life and can work in various temperature environments.
With Air Pump: New Upgraded Compressor, red copper coil, vacuum chrome plating, fast response, there is no need to have air source on the car.
Easy To Install: Our air horn kit is easy to install, you can install it manually with the harness package we distribute, wiring instructions with color diagrams are attached.
General Accessories: Suitable for any 12V vehicles trucks boats cars vans lorries SUV RV motorcycles off road etc.

SaleRank No. #5

SeaSense Air Horn – Large Size (3.5 oz), 118 dB – Loud 1 Mile Range, Meets EPA & USCG Standards – Great for Boat & Marine Safety, Ideal for Sporting Events Such as Football & Soccer

Safe, Effective & Easy to Use: SeaSense uses the safest cans with safety release points to prevent damage, a removable top that features an easy "push button" for quick sounding, and a strong diaphragm to produce the proper sound every time; at 3.5 ounces, our Large Air Horn’s palm size allows for usages from small craft signaling to protection
1 Mile Range, Ideal for Use on Water & Sports Events: Made for sending safety signals while in your fishing boat, ship, kayak or other type of vessel, this air horn even has uses on land, such as for self-defense and personal safety; you can also take it to the football stadium, soccer field, or baseball diamond to cheer on your team at the game
Made in the USA, Meets EPA & USCG Standards: Our air horn features a trumpet body that is impact resistant, weather resistant and designed specifically to amplify the safety signal; it meets United States Environmental Protection Agency and Coast Guard standards
Save Time & Money, Have More Fun: Whether you’re a weekend boater or an experienced buyer, we keep your needs at the forefront of everything we do; every one of our products and parts is designed to work quickly and reduce costs
Quality Marine Products That Make Sense: At SeaSense, we’ve been providing innovative marine and trailer products since 1984; we’ve rigorously tested and improved our catalog for decades to help deliver the best on-the-water experience possible

Rank No. #6

Wolo (419) Bad Boy Air Horn - 12 Volt , Black

Auto & Truck Maintenance
Patented One-Piece Design That Requires No Hoses
Installs Easily In Minutes By Simply Transferring The Factory Horn Wires To The Compressor
Mounts With One Bolt Included In Kit

Rank No. #7

150DB Super Loud Train Horn for Truck Train Boat car Air Electric Snail Single Horn,12v Waterproof Motorcycle Snail Horn for Trucks, Cars, Motorcycle, Bikes & Boats (1pc)

【Innovative Design】Our Horn features an extremely powerful directly injected mini-compressor paired with a patented snail design to really charge and up to 300DB the sound! All integrated into one small but powerful device!
【300DB Train Horn for Your Truck】Our 300DB(2*150DB) Train Horn offers the loudest sound on the market, while also being the most compact Train Horn offered.
【Fast Installation】The Train Horn is a high-quality, high-end train horn kit designed to integrate into as many trucks as possible. On top of that, the installation process takes less than an hour!
【Broad Compatibility】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.
【Easy to install】Our snail horn is equipped with screws and brackets; it makes it easier for you to install it; it only requires 12V power supply and lower power consumption.

SaleRank No. #8

GAMPRO 12V 150db Air Horn, 18 Inches Chrome Zinc Single Trumpet Truck Air Horn with Compressor for Any 12V Vehicles Lorrys Trains Boats Cars (Black)

Newly upgraded compressor:All-copper coil,Vacuum chrome plating,fast response ability
Material : High quality Chrome Plated ZINC Trumpets(Non-Rusting) Overall
Relay Wiring Kit: GAMPRO Customized Safety Relay, no break design, easy to install
Fits on Any 12 Volt Vehicle(Car, Truck, SUV, Motorcycle, Yacht, Boat, off Road Vehicle, Busses etc
Super-Loud 150 dB sound can not be ignored. Please do not use it near school or hospital..

Rank No. #9

Handheld Air Horn, Aluminum Super Loud Noise Maker Bear Horn Self Defense Portable Air Pump Horn Sports and Marine Signal Safety Alarm Horn for Boating, Sports Events, Birthday Parties

【Upgraded Handheld Air Horn】Qidoe upgraded portable handheld air horns are made of high quality material, wear resistant and no rusty, sturdy and durable.
【Compact Size&Easy Usage】This premium hand held air horn is small enough for you to carry everywhere you want. Besides, the usage is very simple, you just need to push the handle to create the loud noise
【Loud Boat Air Horn】Our air horn can emit an attention-grabbing loud sound, ensures you will be heard from up to a mile away. Ideal for boating in fog, rain and darkness, remind nearby boaters or the coast guard to your location in poor visibility and emergency situations.
【Never Runs Out】Instead of the other ordinary horn, it's a upgraded air horn which are reusable, not only loud and clear but also durable and reusable.
【Multifunctional Air Horn】Versatile air horn is perfect for celebrations, football games, races skis sporting events and any other outdoor events where you need it, which is ideal alarm for boating, camping or hiking, also can be used as bear-proof or dog training.

Rank No. #10

Moly Magnolia 300DB Super Loud Train Horn, 2PCS Car Air Electric Snail Double Horn, 12V Waterproof Air Horns Replacement Kit, Auto Accessories Universal for Motorcycle, Truck, Bike, Boat (Wine Red)

【Mini Size & Big Sound】: Our mini snail horn measures 7.6x4.0x3.3 inches and has an amazing volume for its compact size. With our internal reflow design, the maximum volume can be up to 300DB. A loud warning can ensure your driving safer and avoid unnecessary injuries.
【Durable Material】: This car horn is made of durable ABS polymer material, which is not only super waterproof, but also resistant to corrosion, rust and short circuit. Its waterproof and high decibel features allow you to travel without worrying about the safety of rainy days.
【Easy to Install】: We equip you with screws and brackets so you can quickly install them in minutes. In addition, it only needs 12V power supply, which consumes less power and is environmentally friendly and energy saving. On top of that, the installation process takes less than an hour!
【Broad Application】: This car horn is suitable for cars, motorcycles, small yachts, some trucks, karts, SUVs, passenger cars and 12V powered vehicles. A horn with a loud, clear and deep train-like sound is the ideal auto accessory for your vehicle. Gives you a loud voice to warn others, and provides a certain degree of safety for driving.
【Quality Warranty】: We'll build extraordinary products that improve our customers' experience and care what matters most to you. For technical, installation and usage questions, please feel free to contact us.

Rank No. #11

Guard Dog Security Air Horn for Boating, Sporting events & Outdoor alarm - Very Loud Canned Boat Accessories - 120 dB can be heard 1 mile away - 1.4oz Can (2Pack 1.4oz Can (Horns included))

[POWERFUL HORN BLASTS]: Don't let the small size fool you! Airhorn emits an attention-grabbing loud blast of sound. 120 dB horn and can be heard up to 1 mile (1,609 meters) away, helping to make your presence known in any situation
[MEETS U.S. COAST GUARD REQUIREMENTS]: Ideal for safe boating in fog, rain and darkness. It will alert nearby boaters or the coast guard to your location in emergency situations. It also can be easily stowed away on a boat, jet-ski, dinghy, kayak, or canoe
[THOUSANDS OF USES]: Suitable on emergencies (boating, biking, jogging, walking), scare off (bears, other wild animals), outdoor activities (camping, hiking), celebrations (parties, football games, races) and other events where you need to be heard
[COMPACT HAND-HELD SIZE]: Space-saving design easily fits into side compartments of bags or pockets for quick access. ‎Product dimensions 5.0 x 1.6 x 1.6 inches
[LIFETIME WARRANTY]: Buy with confidence knowing Guard Dog guarantees the Air horn for life. Our industry leading lifetime warranty protect your purchase for the life of the unit with a stress-free process that provides the peace of mind you deserve

SaleRank No. #12

Megaphone Bullhorn With Siren & Music, Lightweight Mini Bull Horn With Loud Speaker & Volume Control - 800 Yard Voice Range Mega Phone - Cheering Gifts for Kids And Adults Ages 14 15 16+ Years Old

LOUD AND POWERFUL WITH VOLUME CONTROL - Croove’s mighty megaphone bullhorn boasts 30 watts of sound, that’s coverage of up to 800 yards! and able to adjust volume too, Never strain your voice to be heard over the noise again. With Croove’s loudspeaker, the crowd is yours.
LIGHTWEIGHT & PORTABLE - Easily packable with its lightweight design, foldable handle, and convenient carrying strap, this 6” wide blow horn loud Speaker was built for men and women on the go.
BUILT IN SIREN & MUSIC - Blast the siren to alert the crowd to an issue or play the iconic Ole Ole Ole song to get everyone hyped before making a big announcement.
EASY TO USE - Simply pop the base of the mini megaphone to add 4 ’D’ batteries and push the slider to adjust the volume. Three buttons indicate on/off, siren and song settings.
MULTIPURPOSE BULLHORN SPEAKER - Our bull horn speaker is great for cheerleaders, teachers, directors, lifeguards, event organizers, law enforcement, fire fighters, rescue teams, sporting events, and more. Even presidential candidate Bernie Sanders used the Croove megaphone speaker during his rallies!

SaleRank No. #13

FARBIN Horns Auto Horn 12V Car Loud Dual-Tone Waterproof Electric Snail Horn Kit Universal for Any Vehicles Black (Black, car horn)

[130db Bright Alarm] -The horn loudness 130db, can issue a warning that can not be ignored, attract more attention, avoid more accidents on the road, help to warn other vehicles and pedestrians, ensure your safety.
[Low power, high performance] - The speaker uses 12V DC power supply, low power consumption, through this efficient speaker can improve the vehicle's output sound quality, and produce clear and loud sound.
[General Speaker]- is suitable for DC 12V vehicles such as automobiles and trucks. It is suitable for most motorcycles, all-terrain vehicles, karts, off-road vehicles, pocket bicycles and 12V power cars.
[Strong, durable, waterproof] - The use of high-quality ABS material + waterproof shell, fixed bracket iron sheet, waterproof performance, long-term maintenance, even in extreme weather can be used smoothly.
[Customer first]-If you have any questions, please contact us, we will serve until you are satisfied.

Rank No. #14

Yungeln Train Horns for Trucks 300DB Loud Air Electric Snail Horn,12V Waterproof Horns Kit Super Loud for Trucks,Cars,Motorcycle,Bikes & Boats 2 PCS

300DB Car Horn for Trucks--Our 300DB Car horn adopts an internal reflux design with a maximum loudness of 300DB,which gives you a loud warning to others and provides a certain degree of safety for driving.
Durable And Waterproof-- The car snail horns are made of ABS polymer material with strong corrosion resistance.And the product is a waterproof product,it will not rust when it rains,it will not short-circuit.
Special Design--Our snail horn has an internal reflux design with a loudness of up to 300DB,without bulky air compressor,only a small device that produces incredible sound!
Easy to install--Our snail horn is equipped with screws and brackets,it makes it easier for you to install it,it only requires 12V power supply and lower power consumption,can be installed easily and quickly.
Wide Application--Snail horn is suitable for almost any vehicle! Perfect for trucks and it's also compatible with SUVs,passenger cars, boats and motorcycles.

Rank No. #15

SandShark Premium Boating Air Horn Handheld Canister, Compressed & Very Loud, Coast Guard Approved, Emergency Use for Marine & Watercraft Safety, Great for Boats, Camping, Dogs (1.4 ounces)

Attention-Grabbing Sound Beacon for Emergencies - SandShark’s Premium Boat Air Horn emits a blast of sound to help you during emergency situations. An essential addition to every boat emergency kit, this small yet powerfully loud air horn is also great for water boating, kayaking, biking, bears, hiking, jogging, and sporting events.
Portable, Practical Alerting Sound - This handy emergency blow horn is small enough to carry in your pocket and can be stored virtually anywhere on a boat, jetski, dinghy, kayak, or canoe. Reliable alert device for safety during times of distress. Also great for celebrations and social events.
Milewide Alarm Signal - Our marine boat horn in a can meets the US Coast Guard requirements for boats up to 65 feet (20 meters). Do not be deceived by the small size! The distance covered by this very loud air horn blast is about a mile!
Functionally Foolproof Design - Simply screw the horn onto the can and press the button to signal. Being a chemical-free boating safety device, there’s no need to tilt, shake, or turn the can upside down before or during use – just screw on and sound off!
Buy the Best, Forget the Rest - When it comes to boating and PWC accessories, trust SandShark, the pioneering company on Amazon, to provide you with the highest quality selection of professional boat accessories.

Rank No. #16

2PCS 300DB Super Loud Train Horns, 12V Waterproof Air Horns Replacement Kit, Car Air Electric Snail Double Horn, Automotive Accessories Universal for Car, Motorcycle, Truck, Bike, Boat (Red)

【300DB Super Loud】: Are you still suffering from the original car speakers sounding flat or not waterproof? Our snail horn has an internal reflow design with a loudness of up to 300DB, which can give you a loud and clear sound to warn others and keep you safe behind the wheel.
【High Quality Material】: This car snail horn is made of high quality ABS material, which is strong and high temperature resistant and can guarantee the working stability and reliability of electrical components. We use tungsten contacts with excellent electrical conductivity, which greatly extends its service life.
【Easy to Use】: The high woofer is equipped with brackets and screws, and the reasonable combination of equipment makes it easy for you to install. You only need 12V power to install it and it can produce clear and loud sound for your car.
【Universal Fit】: Waterproof horn decoration is widely used in cars, motorcycles, small yachts, some trucks, go-karts, SUVs, buses and 12V power cars, which is an ideal car tool for your car and let you enjoy a good driving experience.
【Service Guarantee】: We will try our best to provide customer good quality at great cost and create you a more enjoyable driving experience. Please feel free to contact us at first if there is any problem when you receive or use our products. We are always here to support you.

SaleRank No. #17

SYOAUTO Car Horn Truck Horn 12V Horn Waterproof High Low Tone Universal Fit Super Loud Electric Snail Horn 12V Horn Kit Replacement Car Horns

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

SaleRank No. #18

FIAMM 72112 Freeway Blaster LOW Note Horn

FIAMM AM80SX LOW note two terminal Freeway Blaster features aluminum coil motor, corrosion resistant steel housing and an ABS plastic projector.
FIAMM horn package Includes: Universal mounting bracket, jumper wire, nut and female connectors
Each FIAMM horn is tested to assure maximum performance and exceeds SAE and OEM specifications
FIAMM horn can be installed on any vehicle, UTV, ATV, or Motorcycle. Proven to offer outstanding resistance to wear and tear
Fiamm two terminal horn, 12 volt (max amp draw 6) produces 133 decibels at 4 inch

SaleRank No. #19

150db Super Loud Dual Trumpet Air Horn Kit with Compressor for Vehicles, Trucks, Trains, Boats - 12V, Black

【150dB Super-Loud Train Horn】Upgraded interior structure can produce up to 150DB pleasing tone for any weather condition, which makes it a good safety companion while driving.
【Upgraded Air Compressor】HK truck horn has bigger coil, high-quality chrome plated zinc alloy material, stronger air pressure give the air horn louder and more clear warning to other's driving actions.
【High-Cost Performance】Chrome Plated ZINC Trumpet, All-copper coil, and train horns the metal trumpet and compressor are weather resistant, all kits are designed for long time service.
【Fit 12 Volt Vehicle】This train horn for truck works on any 112 Volt DC Power Vehicle, fit most cars, Truck, SUV, Motorcycle, Yacht, Boat, off Road Vehicle, Buses etc , also comes with a universal mount that makes the installation easier.
【Zero-Risk Purchase】If you meet any questions about air horn for truck please contact us, all HK products has a 30-day money back, 1-year warranty and lifetime technical support.

Rank No. #20

Kqiang 12V 600DB Air Horn with Air Compressor Dual Trumpets Super Loud Train Horns kit for Any 12V Vehicles Truck Boat Lorrys Train Speaker

👉 The upgraded air compressor and larger coil can be made into stronger air pressure, which promotes louder and clearer sound from the horn
👉 The double-tube horn is specially designed for customers looking for a loud and affordable air horn, with a sound level of 600dB, stable performance and higher work efficiency
👉 Compatible with 12V system, can be used for SUV, motorcycle, yacht, ship, off-road vehicle, bus, train, etc. Worry-free and friendly customer service.Non-hassle return within 30 days
👉 High-quality chromium-plated zinc-aluminum alloy material, hard, durable, wear-resistant, corrosion-resistant, and has a long service life
👉 Easy to install: Our speaker kit is very easy to install, you only need to connect the wire on the straight screw terminal to the original speaker wire or the horn switch on the dashboard. It also comes with a universal mount to make installation easier

Last update on 2023-08-04 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best Loud Horn?

Do you get stressed out thinking about shopping for a great Loud Horn? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Loud Horn, which is why we have assembled a comprehensive list of the greatest Loud Horn available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Loud Horn that you consider buying. Your questions might include the following:

Is it worth buying an Loud Horn?
What benefits are there with buying an Loud Horn?
What factors deserve consideration when shopping for an effective Loud Horn?
Why is it crucial to invest in any Loud Horn, much less the best one?
Which Loud Horn are good in the current market?
Where can you find information like this about Loud Horn?

We’re convinced that you likely have far more questions than just these regarding Loud Horn, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Loud Horn, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Loud Horn. Make sure that you are only using trustworthy and credible websites and sources.

We provide an Loud Horn buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Loud Horn currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of Loud Horn has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an Loud Horn?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your Loud Horn.
Customer Ratings: Number ratings grade Loud Horn objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Loud Horn.
Product Quality: You don’t always get what you pay for with an Loud Horn, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an Loud Horn is should be an indication of how long it will work out for you.

We always remember that maintaining Loud Horn information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Loud Horn is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.

FAQ:

Q: What car has the loudest horns?

A: The Tornado Car Horn by Marco is the loudest car horn you can buy at 151dB. This not only beats the competitors, it dominates them by a country mile. There is no additional power supply required and this car horn can fitted to all cars with a 12 volt electrical supply.

Q: What is the loudest 12 volt horn?

A: The best car horn that is loud and easy to install is the Stebel Nautilus 11690019 that will work with any 12 volt system and outputs 139dB of noise. The loudest car horn is the mighty MPC B1 (0419) train horn kit, which will scare anyone nearby.

Q: What’s the loudest electric horn?

A: The MPC B1 (0419) is by far the loudest electric car horn that is universal and able to fit any car. Although it does come with an expensive price tag and require a compressor, it’s the ultimate train horn kit that you won’t regret buying.

Q: How loud is the average car horn?

A: The average car horn exceeds 100 decibels, well above the level at which hearing damage occurs (85 decibels), even though the user is surrounded by an insulated steel box and not exposed. The privilege that is the availability of the horn promotes dangerous behavior.