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🚗🔔 Make your presence impossible to ignore with HELLA’s iconic twin trumpet horns!
The HELLA 007424801 Twin Trumpet Horn Kit delivers a powerful 110 dB dual-tone sound (500 Hz high, 400 Hz low) designed for universal 12V vehicle compatibility. Featuring a robust galvanized metal body, M8 mounting bracket, and flat blade connectors, this kit ensures easy installation and long-lasting reliability. Trusted by automotive professionals for over a century, HELLA combines German precision engineering with a distinctive, attention-commanding acoustic profile perfect for safety-conscious drivers.









| ASIN | B000COBK8A |
| Best Sellers Rank | #15,178 in Automotive ( See Top 100 in Automotive ) #24 in Air Horns |
| Brand | Hella |
| Brand Name | Hella |
| Color | Red |
| Compatible with Vehicle Type | Passenger Car |
| Customer Reviews | 4.4 out of 5 stars 1,133 Reviews |
| Fit Type | Vehicle Specific Fit |
| Global Trade Identification Number | 00760687851042, 04082300070538 |
| Included Components | Horns |
| Item Dimensions | 5.63 x 3.74 x 4.92 inches |
| Item Type Name | Horns |
| Item Weight | 0.51 Kilograms |
| Item dimensions L x W x H | 5.63 x 3.74 x 4.92 inches |
| Manufacturer | HELLA |
| Manufacturer Part Number | 3FH 007 424-801 |
| Manufacturer Warranty Description | Manufacturer Warranty |
| Material | Galvanized Metal Body, Plastic |
| Material Type | Galvanized Metal Body, Plastic |
| Noise Level | 110 Decibels |
| Style Name | Classic |
| UPC | 760687851042 |
| Unit Count | 1.0 Count |
| Voltage | 12 Volts |
J**E
Solid horns to replace stock GM as-is (same sound)
Worked perfectly as a replacement for my failed horns on my 2024 GMC Sierra. They sound about the same as stock. I do not think they are any louder than OEM. But that's about what I was looking for. Good value for the money...
K**.
Cheap, easy to install (if you're handy), pleasant deep/rich tone
I have a 2005 Subaru Legacy GT. The stock/factory horns are dual tone, meaning like this, one is low and high pitch. Recently, the low pitch one went out. I had never liked the tinniness of the stock horn so I took it as an opportunity to replace both horns. A new direct OEM replacement would've cost me about $12 shipped from Ebay anyway, so I figured $23 shipped for two new horns from a good aftermarket brand like Hella to replace my annoying stock horns was a good deal. The horns arrived in a Hella cardboard box, nothing special here. The only thing it comes with is a relay and the two horns, nothing else. No wires, connectors, nothing. I expected this so in case it wasn't clear, now you know. Also, the horns are most definitely RED. Don't be fooled by the picture here. They are NOT black. They are RED. Not that it mattered to me since they're hidden behind my bumper. Installation instructions are virtually non-existent so if you're the type of person that can't figure things out for him/herself, you may want to get some help, or have someone else put it in for you. The only thing included is a little relay wiring diagram which shows you which connector on the relay goes to what. In my own case, I did NOT need to use a relay since my car (and most modern cars, if I'm not mistaken) already have a relay for the stock horn. I was able to reuse the connection on my stock horn for the (+) connection, and I wired up a (-) ground directly to the chassis. Note: EACH one of these horns uses 6A of current, for a combined total of 12A. So make sure you select an appropriate gauge for your wires. These horns were a tiny bit larger than my stock ones, so I had to loosen up the tightening nuts on the rear so that I could pivot the bracket a bit. After installing, I tested them. They sound a bit louder than my stock ones even though my stock horn said 113dB on them and these are only 110dB. Go figure. The tone is definitely deeper/richer than stock... it has that European sort of sound. All in all, a good buy, and I recommend it, but make sure you are comfortable with wiring things up!
F**K
Loudest Upgrade Ever!
I recently upgraded my car horn to the HELLA 007424801 Twin Trumpet High/Low Tone 12V Horn Kit, and I am beyond impressed! First off, the design is sleek and modern – a definite improvement over the stock horn. It adds a touch of style to my vehicle that I didn't know I was missing. Now, let's talk about the sound – WOW! This horn is not just an auditory upgrade; it's a statement. The dual tones are attention-grabbing, and the volume is no joke. It's so much louder than the stock horn, and the best part? No more tinny, feeble honks. The HELLA 007424801 gives my car a powerful and commanding presence on the road. Installation was a breeze since I took them to my local shop and had them install the units! The quality of the materials is evident. It feels sturdy and durable, giving me confidence that it will stand the test of time. If you're in the market for a horn that not only looks good but also announces your presence with authority, the HELLA 007424801 Twin Trumpet Horn Kit is the way to go.
J**H
Great fit for Subaru! Instructions and pictures below
My 2018 Subaru Impreza came with the standard wimpy horns that sound more like the Roadrunner saying "meep meep!" than an actual car horn. This set of Hella horns was a perfect replacement for the factory ones. I was able to install the horns in the same two factory locations and was even able to use the factory positive wire and connector for each one (the factory wiring harness connector was a perfect fit for the contact on these horns, so I didn't have to cut any wiring or use any kind of adapters). The one thing I did have to add was a short piece of wire to connect one of the horn terminals to the mounting bolt on each horn to provide the ground connection. On the factory horns the ground is built into the mounting bracket but on these there is actually a separate ground terminal. This was an easy task though. I just used a short piece of 10 AWG wire and crimped a .25" female tab connector on one end and a ring connector on the other. Easy! Now my car actually sounds like a car with a classic honk sound! Tips: - You can download the Hella app on your phone if you want to hear what all their different horn types sound like. Subaru install instructions: - If you have a Subaru you can easily replace the top horn by just removing a couple of plastic trim pieces under your hood, the top horn is mounted right near the center of the front cross support beam by the radiator. (see my pictures) - For the lower horn on your Subaru it is most likely below the passenger side headlight. You don't have to remove the bumper cover to access it though (as some people will tell you). You can remove the trim piece and foglight/DRL on that side of the car and have access to the horn through the hole there. Just pry the trim piece away. You will then need to remove two of the clips under the car so you can pull down the splash guard and access the two clips and one bolt that attach the DRL to the car. Once you remove those you can slide the DRL out of the way and access the horn. (see my pictures for this as well)
S**R
Classic-sounding car horn for a great price
I bought this horn pair to replace ones that had rusted out on my car. The box came with two horns and a relay. Installation was fairly easy. I didn't use the relay since it wasn't necessary in my case. Each horn uses 6A, so 12A total and my wiring/fuse was capable of 15A. There were instructions printed on the top of the box in the form of electrical schematics, which provided adequate information for wiring the relay if required. These horns have separate connectors for positive and ground (whereas most stock horns use the bracket as the connection to ground). I had to make a small pigtail with a female quick-disconnect connector and a ring terminal that I connected to the mounting bolt. The positive terminal easily connected with the stock wiring, and will do so on most cars. The twin-tones make for a classic horn sound like the ones on larger cars from the 70s as opposed to the tinny sound of compacts from the 80s and 90s. They're loud enough, a little louder than the stock horn. I understand that Hella makes Supertone horns too, which are supposed to be louder, but sell for over twice the price. My advice is that if you want this type of horn sound but louder, just buy 2 sets of these. They'll be louder and cheaper than the supertones. The horns have a solid feel to them, and the plastic trumpets will resist corrosion. The brackets look zinc-coated as well. It would have been nice to be given an option pigtail to ground the bracket, but I easily made one for a few cents. Overall, for the price, these horns can't be beat.
N**T
Nice Loud Horns, Easy Install
I installed a pair of these horns in my sons 1991 Chevy S10. The installation was easy and the horns were literally plug and play. The wiring instructions lead one to think that a bit of wiring is required along with a relay. Looking at the wiring diagram the S10 and probably most vehicles manufactured since the mid 70's was already relay operated. So I just grounded the horns and connected the horn wire from the previous horn and they work like a champ. They are much louder that the stock horns. I did have to buy some hardware from a local hardware store to install them on the radiator support. I used 2 each - 5/16" bolts and a coupling nut about a inch long. That gave them enough stand-off distance to tighten the bolts without damaging the horns. All in all I am very pleased with the form fit and function of the horns. Edit: It would some that some reviewers had issues with the wiring not being "plug and play". Each horn has a ground and hot terminal that must be connected. On the S10 as with most vehicles you have one horn wire. This is an easy fix and not a product defect. These horns ar universal fit so some minor wiring is required. The grounds must be connected to a source of chassis ground (i.e. metal on radiator support will do) and the two horns hot terminals must be connected together and the vehicles horn wire connected. This is very easily and cheaply done.
A**R
Decent, cheaply made product but no documentation or support
I purchased these horns for my '08 Miata based on forum recommendations. They arrived in a totally smashed box, although the contents appeared to be all there, which included two horns and one relay for the Miata (not necessary). The horns are plastic, with two thin mounting tabs, and they appear cheap (made in India). Although the product listing explicitly states that mounting instructions are included, no paperwork or diagrams were included. Each horn has two brass connections, and neither one is labeled (although there is a "C" on the horn body, not adjacent to either terminal). Before installation, I wanted to be sure which of the terminals was the ground. I attempted to contact the seller through Amazon, but that just led me eventually to the Hella web site, which has no information. At the bottom of the Amazon listing, under "Product Guides and Documents", there is a link to "User Manual (PDF)". This link takes you to an advertisement for Hello horns and has no information. I eventually found the information I needed on a Miata forum, namely that horns have no polarity, i.e., you can hook the ground to either terminal (using the same one on both horns). All of my searching could have been avoided if the manufacturer had included a simple one-page instruction sheet. I agree with others who have complained about Hella. They sell inexpensive, cheaply made products with no thought of the ultimate consumer. The horns work and sound much better than the original Miata horn, but I have no idea how well they will last.
E**3
Don't let the price scare you away.
Don't let the low price scare you away, these horns sound great. I bought these to replace the horn on my 2023 Hyundai Kona that only made it 5,000 miles. Yes, I could have had it replaced under warranty the same way I did the last one, but I didn't want to go back and forth to the dealership 4 times to have the horn diagnosed (when I already knew it was bad), then have to wait for them to order the part then go back to have it installed. And, I wanted something with more punch anyway. I watched to the videos and thought they sounded great but thought, yeah they could be using any recording. After all, these were only $29 ... for two horns. The OE horn (single) for my car was $76. But I thought I 'd give them a try anyway. I'm glad I did. They sound great and were easy to install. I didn't attach a sound clip because you can listen to the ones that have already been posted. That is the sound coming from these horns! I don't think you would be disappointed at all with these horns.
Trustpilot
1 month ago
2 months ago