What is the construction and purpose of horns?

Horns are electric signal elements mounted in a car, most often in the front part of the body. A typical horn consists of a housing, a diaphragm, working contacts, a bracket, and an electrical connector. Its task is to generate a clear acoustic signal when the driver presses the button. Depending on the vehicle version, it may appear as a single signal or a set of two tones.

What are horns used for?

Horns are used to warn other road users and transmit a short acoustic signal in traffic situations. A functional sound signal system increases safety because it allows for a quick reaction when a light signal or the vehicle's presence alone is insufficient. This component works with the steering wheel button, relay, and fuse, so its operation also depends on the state of the electrical system. A malfunction may mean either a failure of the horn itself or a problem in the control circuit.

What is the construction and function of a horn mount?

A horn mount is an element connecting the sound signal to the vehicle structure at a designated mounting point. It serves to stably seat the housing, limit vibrations, and maintain the correct position relative to covers and wires. In practice, its shape, mounting hole, and bracket length may differ depending on the car model. A damaged or corroded mount can cause looseness, noise, and problems with proper part installation.

How to select a horn for a specific car?

It is safest to compare the OEM part number, interchangeable numbers, connector type, and mounting method. It is also worth checking whether the car has a single-tone or dual-tone system and whether the part fits the pre-facelift or post-facelift version. If horns appear in pairs, it is good to also verify the mounting side and the completeness of the brackets.

What symptoms indicate a problem with the horn or installation?

The most common symptoms are no reaction after pressing the button, a quiet signal, intermittent operation, or a distorted tone. Such symptoms may result from a damaged diaphragm, connector corrosion, a broken wire, or a faulty relay. In diagnostics, it is also worth checking the fuse and the condition of the ground point.

How to take care of horns after installation?

After installation, it is worth periodically checking the cleanliness of the housing, the condition of the plug, and the security of the mounting. A horn operating in a zone exposed to water and dirt should be checked during front-end inspections and after body repairs. A quick reaction to a weakening signal allows you to avoid further damage to contacts and brackets.

Horns

At the Global Parts automotive store, we offer a wide selection of original used car parts, including horns for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen and others. The horns we offer undergo quality control so that you can be sure that you are receiving a top-class product.

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Audi A3 8P Horn Signal Fan Fare Low Tone Pitch Siren 8P0951221C

PLN 146.95

Free delivery: Sep 29

If paid before 14:00

Part no. 5N0951221B

VW Volkswagen Tiguan 5N Horn Fanfare Signal Low Tone 5N0951221A

PLN 56.95

Delivery: Sep 29

If paid before 14:00

Part no. 5C0951221B

Volkswagen Touran 1T Signal Air Horn Low Tone Pitch Fanfare 5C0951221B

PLN 47.95

Delivery: Sep 29

If paid before 14:00

Part no. 2753429

Mini R55 R56 R57 R58 R59 Bracket Alternative Power Siren 2753429

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. 4F0951221A

Audi A6 C6 FL Horn Signal Low Tone Pitch Fanfare 4F0951221A

PLN 51.95

Delivery: Sep 29

If paid before 14:00

Part no. 6968442

BMW 7 Series E65 E66 E67 Horn High Pitch 8379704 6968442 6941129

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. 8379703

BMW 7 Series E65 E66 E67 Horn Low Pitch 61338379703 8379703

PLN 65.95

Free delivery: Sep 29

If paid before 14:00

Part no. 7217702-1

BMW X3 F25 X4 F26 Horn Signal Fanfare Low Tone Pitch Siren 7217702

PLN 61.95

Free delivery: Sep 29

If paid before 14:00

Part no. 7353193-1

Horn Signal BMW F15 F16 F85 F86 Low Tone Pitch Fanfare 7353193

PLN 142.95

Free delivery: Sep 29

If paid before 14:00

Part no. 8E0951223A

Audi A4 S4 B7 Horn Sound Signal Fanfare Alarm High Tone Siren 8E0951223A

PLN 47.95

Delivery: Sep 29

If paid before 14:00

Part no. a0075425920

Mercedes SLK R172 Horn Signal Left N/S Fanfare 500Hz A0075425920

PLN 94.95

Free delivery: Sep 29

If paid before 14:00

Part no. 8E0951221A

Audi A4 B7 Front Low Tone Horn Fanfare Siren Alarm Signal 8E0951221A

PLN 75.95

Free delivery: Sep 29

If paid before 14:00

Part no. 7353191

Horn Signal BMW F15 F16 F85 F86 High Tone Pitch Fanfare 7353191

PLN 189.95

Free delivery: Sep 29

If paid before 14:00

Part no. A0065427920

Mercedes R172 Horn Signal Alarm Siren High Tone Front Left N/S A0065427920

PLN 99.95

Free delivery: Sep 29

If paid before 14:00

Part no. 7195893

BMW X3 E83 LCI High Tone Pitch Horn Signal Siren Bosch 7195893

PLN 99.95

Free delivery: Sep 29

If paid before 14:00

Part no. 8J0951223A

Audi TT 8J Horn Signal Fanfare Signal High Low Tone Set 8J0951223A

PLN 142.95

Free delivery: Sep 29

If paid before 14:00

Part no. 8T0951221A

Audi A5 8T Alarm Siren Horn Signal Low Tone Fanfare Right O/S Side 8T0951221A

PLN 61.95

Free delivery: Sep 29

If paid before 14:00

Part no. 4L0951223A

Audi Q7 4L Horn Signal High Tone Alarm Siren 4L0951223A

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. A0065425120

Mercedes W204 W212 Horn Signal Fanfare High Tone 510Hz A0065425120

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. A2045456740

Mercedes W204 Anti-Theft Alarm Siren Horn Signal Bracket Holder A2045456740

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. 7P6951223A

Audi Q3 F3 VW Touareg 7P High Tone Pitch Horn Siren Signal Fanfare 7P6951223A

PLN 75.95

Free delivery: Sep 29

If paid before 14:00

Part no. A0065428220

Mercedes W207 C207 Horn Signal Fanfare 510 HZ Right A2075420120

PLN 66.95

Free delivery: Sep 29

If paid before 14:00

Part no. A0075427020

Mercedes W212 Front Horn Signal Fanfare 420Hz Right O/S A0075427020

PLN 89.95

Free delivery: Sep 29

If paid before 14:00

Part no. A0055424320

Mercedes W245 Horn High Signal Fanfare Front Left N/S 510 HZ A0055424320

PLN 47.95

Delivery: Sep 29

If paid before 14:00

Part no. A2048705726

Alarm Siren Mercedes W204 W207 W212 Anti-Theft Horn Signal A2048705726

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. 8X0951209D

Audi A1 S1 8X Alarm Horn Signal Single Low Tone Left N/S 8X0951209D

PLN 99.95

Free delivery: Sep 29

If paid before 14:00

Part no. A0065421820

Mercedes W245 Horn Sound Signal Fanfare Alarm Siren A0065421820

PLN 42.95

Delivery: Sep 29

If paid before 14:00

Part no. YEB000020

Range Rover L322 High Note Horn Fanfare Alarm Signal Assembly YEB000020

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. BK2T-13A803-AB-1

Ford Transit Custom Mk8 Horn Signal Double Fanfare Siren Pitch BK2T-13A803-AB

PLN 113.95

Free delivery: Sep 29

If paid before 14:00

Part no. 6Q0951223H

Skoda Fabia Rs 6y Roomster 5J Fanfare Signal Horn High Tone 6Q0951223H

PLN 80.95

Free delivery: Sep 29

If paid before 14:00

Part no. CPLA-13A803-AB

Land Rover Range Rover Sport L494 Horn Signal Low High Tone CPLA-13A803-AB

PLN 75.95

Free delivery: Sep 29

If paid before 14:00

Part no. 3R0951210D

Seat Exeo 3R High Tone Horn Signal Fanfare Alarm Unit 3R0951210D

PLN 94.95

Free delivery: Sep 29

If paid before 14:00

Part no. AH42-13801-AA

Land Rover Range Rover L322 Horn Signal Fanfare AH42-13801-AA

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. AH42-13802-AB

Range Rover L322 High & Low Tone Horn Signal Fanfare AH42-13802-AB

PLN 94.95

Free delivery: Sep 29

If paid before 14:00

Part no. CPLA-13A803-AC

Range Rover Sport L494 Horn Signal Pair High Low Tone CPLA-13A803-AC

PLN 123.95

Free delivery: Sep 29

If paid before 14:00

Part no. A0055425720-1

Horn Signal Mercedes W203 W251 Right O/S Alarm Siren High Tone A0055425720

PLN 142.95

Free delivery: Sep 29

If paid before 14:00

Part no. A0055426320

Mercedes S211 W211 Front Tone Horn Signal Woofer 420Hz Left N/S A0055426320

PLN 104.95

Free delivery: Sep 29

If paid before 14:00

Part no. DT1T-13802-TA

Ford Transit Connect Mk2 Horn Sound Signal Fanfare Alarm Low Tone DT1T-13802-TA

PLN 113.95

Free delivery: Sep 29

If paid before 14:00

Part no. DS7T19G229BA

Ford Transit Custom Mk1 Anti Theft Alarm Siren Horn Signal System DS7T19G229BA

PLN 61.95

Free delivery: Sep 29

If paid before 14:00

Part no. A2515420420

Mercedes V251 W251 Horn Signal Fanfare Left N/S 420 Hz A2515420420

PLN 189.95

Free delivery: Sep 29

If paid before 14:00

Part no. H1BT-19N217-AA

Ford Fiesta Mk8 Puma Mk2 Alarm Siren Horn Anti Theft Signal H1BT-19N217-AA

PLN 80.95

Free delivery: Sep 29

If paid before 14:00

Part no. A2515420320

Mercedes V251 W251 Horn Signal Fanfare Right O/S 510 Hz A2515420320

PLN 189.95

Free delivery: Sep 29

If paid before 14:00

Part no. A4515420820

Smart C451 Electric Horn Signal Fanfare Sound Unit A4515420820

PLN 89.95

Free delivery: Sep 29

If paid before 14:00

Part no. 8J0951287

Audi TT 8J Alarm Horn Siren Metal Cover Guard Trim Bracket Mount 8J0951287

PLN 42.95

Delivery: Sep 29

If paid before 14:00

Part no. 8J0951221A

Audi TT 8J Horn Signal Electronic Fanfare Signal Low Tone 8J0951221A

PLN 75.95

Free delivery: Sep 29

If paid before 14:00

Part no. GK2T-13A803-AC

Ford Transit MK8 Electric Twin Dual Horn Signal Unit GK2T-13A803-AC

PLN 246.95

Free delivery: Sep 29

If paid before 14:00

Part no. 6Q0951221E

Skoda Fabia Rs 6y Roomster 5J Fanfare Signal Horn Low Tone 6Q0951221E

PLN 80.95

Free delivery: Sep 29

If paid before 14:00

Part no. 1C0951223

Volkswagen New Bettle Horn Signal Alarm Siren High Tone 1C0951223

PLN 75.95

Free delivery: Sep 29

If paid before 14:00

Part no. A0055426420

Mercedes S211 W211 Tone Horn Signal Fanfare Right O/S A0055426420

PLN 66.95

Free delivery: Sep 29

If paid before 14:00

Part no. 1EA951221

VW Volkswagen Caddy SB Low Tone Pitch Horn Signal Unit 1EA951221

PLN 123.95

Free delivery: Sep 29

If paid before 14:00

Part no. 2540248

Ford Kuga Mk3 Horn Signal Low Pitch Petrol Hybrid LX6T-13802-CC

PLN 99.95

Free delivery: Sep 29

If paid before 14:00

Part no. 3DD951221A-1

Volkswagen Touareg 7L Horn Sound Signal Fanfare Alarm Low Tone Siren 3DD951221A

PLN 61.95

Free delivery: Sep 29

If paid before 14:00

Part no. M8A2-13802-AB

Range Rover Velar L560 Dual Note Electric Horn Front Right O/S M8A2-13802-AB

PLN 194.95

Free delivery: Sep 29

If paid before 14:00

Part no. YEB500120

Range Rover Sport L320 Alarm Horn Signal Siren High Pitch YEB500120

PLN 94.95

Free delivery: Sep 29

If paid before 14:00

Part no. 7394075-1

Horn Mini F60 Countryman Horn High Pitch Tone Signal Fanfare 7394075

PLN 94.95

Free delivery: Sep 29

If paid before 14:00

Part no. BJ32-13A803-AC-1

Range Rover Evoque L538 Electric Signal Horn Alarm Double BJ32-13A803-AC

PLN 80.95

Free delivery: Sep 29

If paid before 14:00

Part no. 1C1T-13802-BB

Ford Transit Mk7 Horn Signal Alarm Siren High Tone Pitch 1C1T-13802-BB

PLN 99.95

Free delivery: Sep 29

If paid before 14:00

Part no. 4H0951229A-1

Audi A6 C7 A7 A8 D4 Horn Alarm Siren High Low Tone Set 4H0951229A

PLN 94.95

Free delivery: Sep 29

If paid before 14:00

Part no. 2M5V-19G229-CA-1

Ford Kuga Mk1 C394 Alarm Siren Signal Fanfare Horn Mount Bracket 2M5V-19G229-CA

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. 2378945-1

Ford Ranger T6 Horn Siren Fanfer Low High With Bracket AB39-13A803-AC

PLN 80.95

Free delivery: Sep 29

If paid before 14:00

Part no. 7P5951193

Porsche Cayenne 92A Electronic Siren Alarm Retainer Mount Holder 7P5951193

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. 4L0951221A

Audi Q7 4L Horn Signal Low Tone Alarm Siren 4L0951221A

PLN 42.95

Delivery: Sep 29

If paid before 14:00

Part no. 7214931

Horn BMW F40 F44 Horn Signal Unit Siren Sound Low Pitch Tone 7214931

PLN 99.95

Free delivery: Sep 29

If paid before 14:00

Part no. A4475408682

Mercedes W447 Alarm Siren Horn Signal Low Tone Sound Left N/S 420Hz A4475408682

PLN 189.95

Free delivery: Sep 29

If paid before 14:00

Part no. A2035420320-1

Mercedes CLC CL203 Horn Signal High Tone Siren Fanfare A2035420320

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. A2035420420

Mercedes CL203 Horn Signal Tone Siren Fanfare Left N/S 420 Hz A2035420420

PLN 61.95

Free delivery: Sep 29

If paid before 14:00

Part no. A0055425420

Mercedes W204 W212 X204 High Tone Horn Sound Signal Front Left N/S A0055425420

PLN 123.95

Free delivery: Sep 29

If paid before 14:00

Part no. 8W0951285A

Audi A4 B9 A5 S5 RS5 F5 Alarm Siren Horn Bracket Holder Mount Carrier 8W0951285A

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. A0065427720

Mercedes W166 High Tone Tweeter Horn Signal Fanfare Alarm 510Hz A0065427720

PLN 85.95

Free delivery: Sep 29

If paid before 14:00

Part no. 8X0951230C

Audi A1 8X Horn Signal Alarm Siren Bracket Holder 8X0951230C

PLN 66.95

Free delivery: Sep 29

If paid before 14:00

Part no. 8X0951223B

Audi A1 8X Horn Signal Fare Low Tone Pitch Siren 8X0951223B

PLN 284.95

Free delivery: Sep 29

If paid before 14:00

Part no. 8U0951210

Audi Q3 8U Horn Siren Alarm Signal High Tone Fanfare Right O/S 8U0951210

PLN 180.95

Free delivery: Sep 29

If paid before 14:00

Part no. 4E0951221B-1

Audi A8 S8 D3 Low Tone Horn Signal Siren With Bracket 4E0951221B

PLN 70.95

Free delivery: Sep 29

If paid before 14:00

Part no. A0075421220

Mercedes V251 Front Bumper Signal Air Horn Fanfare 420Hz Left N/S A0075421220

PLN 85.95

Free delivery: Sep 29

If paid before 14:00

Part no. 7217703-1

BMW X3 F25 X4 F26 Fanfare Horn High Pitch Tone Signal 7217703

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. 8T0951223A

Audi A4 B8 A5 8T Horn Sound Signal Fanfare High Tone Siren 8T0951223A

PLN 56.95

Delivery: Sep 29

If paid before 14:00

Part no. 2694295

Ford Fiesta Mk7 Double Horn Signal Low High Tone Pitch Set AA6T-13A803-AC

PLN 218.95

Free delivery: Sep 29

If paid before 14:00

Part no. A0065429820-2

Mercedes W176 W246 Horn Signal Mount Bracket Holders Set x2 A0065429820

PLN 66.95

Free delivery: Sep 29

If paid before 14:00

Part no. A2075420320

Mercedes C207 Horn Signal Fanfare Low Tone Left N/S A2075420320

PLN 142.95

Free delivery: Sep 29

If paid before 14:00

Part no. 7353191-1

BMW F15 F16 F85 F86 Horn Signal High Tone Pitch Fanfare 7353191

PLN 113.95

Free delivery: Sep 29

If paid before 14:00

Part no. 7P5951185C

Porsche Cayenne S 92A Horn Fanfare Mount Carrier Bracket 7P5951185C

PLN 66.95

Free delivery: Sep 29

If paid before 14:00

Part no. 8S0951221

Audi RS Q3 F3 Low Tone Horn Siren Signal Alarm 8S0951221

PLN 237.95

Free delivery: Sep 29

If paid before 14:00

Part no. 8P0951221C-1

Audi A3 8P Horn Signal Low High Tone Pitch Siren Set 8P0951221C 8P0951223C

PLN 94.95

Free delivery: Sep 29

If paid before 14:00

Part no. 4K6951210

Audi A6 C8 Horn Sound Signal Fanfare Alarm Low Tone Siren Left N/S 4K6951210

PLN 170.95

Free delivery: Sep 29

If paid before 14:00

Part no. 99163516001

Porsche 718 Boxster 982 Horn Signal Low Tone 99163516001

PLN 317.95

Free delivery: Sep 29

If paid before 14:00

Part no. 6N0951223

Volkswagen Touareg 7L Horn Sound Signal Fanfare High Tone Siren 6N0951223

PLN 42.95

Delivery: Sep 29

If paid before 14:00

Part no. 8T0951223A-1

Audi A4 B8 A5 8T Horn Sound Signal Fanfare High Tone Siren 8T0951223A

PLN 47.95

Delivery: Sep 29

If paid before 14:00

Part no. AV1T-13802-AB

Ford B-Max Electric Horn Signal Fanfare Low Tone Pitch Sound AV1T-13802-AB

PLN 94.95

Free delivery: Sep 29

If paid before 14:00

Part no. A0065422520

Mercedes W164 Horn Sound Signal Fanfare Alarm Left N/S A0065422520

PLN 237.95

Free delivery: Sep 29

If paid before 14:00

Part no. DS7T-19G229-BB

Ford Transit Custom Anti Theft System Alarm Siren Horn Signal DS7T-19G229-BB

PLN 75.95

Free delivery: Sep 29

If paid before 14:00

Part no. AV6N-19G229-AD

Ford Focus Mk3 Anti Theft Alarm Horn Signal AV6N-19G229-AD

PLN 42.95

Delivery: Sep 29

If paid before 14:00

Part no. 99163515901

Porsche 718 Boxster Cayman 982 Horn Sound Signal Fanfare High Tone 99163515901

PLN 332.95

Free delivery: Sep 29

If paid before 14:00

Part no. EH22-19G229-BA

Land Rover Discovery Sport L550 Alarm Siren Horn EH22-19G229-BA

PLN 46.95

Delivery: Sep 29

If paid before 14:00

Part no. BJ32-13A803-AC

Range Rover Rvoque L538 Electric Signal Horn Alarm Double BJ32-13A803-AC

PLN 94.95

Free delivery: Sep 29

If paid before 14:00

Part no. 9H22-13A803-AA

Land Rover Discovery 3 Dual Note Horn Signal And Bracket L319 9H22-13A803-AA

PLN 70.95

Free delivery: Sep 29

If paid before 14:00

Part no. 8J0951185B

Audi TT 8J Horn Signal Alarm Siren Bracket Holder Mounting 8J0951185B

PLN 42.95

Delivery: Sep 29

If paid before 14:00

Part no. F1ET13801AD

Ford Focus Mk3 Horn Signal High Tone Unit Assy With Bracket F1ET-13801-AC

PLN 260.95

Free delivery: Sep 29

If paid before 14:00

Part no. 5H0951206E

VW Volkswagen Golf Mk8 Electric Horn Signal Fanfare Low Tone 5H0951206E

PLN 161.95

Free delivery: Sep 29

If paid before 14:00

Part no. YEB500160

Range Rover Sport L320 High Pitch Horn Signal Alarm 8H32-13801-AA

PLN 61.95

Free delivery: Sep 29

If paid before 14:00

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