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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Jaguar XF X250 Front Pair Twin Horn Alarm Signal Siren Sound CX23-13A803-AC

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. DS7T19G229BA

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A2118603369

Mercedes-Benz S211 W211 Front Left Right Seat Safety Belt Buckle A2118603369

€28.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 3B0951223

Audi A3 8L TT 8N High Tone Signal Fanfare Horn Warning Signal 3B0951223

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0055426320

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0055426420

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 6Q0951223H

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 2378945-1

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 8W0951285A

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 6Q0951221E

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 3C0951223A

Volkswagen Passat CC Horn Signal Alarm High Tone 3C0951223A

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A4155420500

Mercedes W415 Citan Horn Signal Fanfare A4155420500 256105952

€33.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 8J0951223A-1

Audi TT 8J Horn Signal Electronic Fanfare Signal High Tone 8J0951223A

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 7394075-1

Horn Mini F60 Countryman Horn High Pitch Tone Signal Fanfare 7394075

€28.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A2035420120

Mercedes-Benz A C Class W169 W203 High Tone Horn Signal Fanfare A2035420120

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 8T0951223A-1

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 95B951211B

Porsche Macan 95B Alarm Siren Horn Signal Low Tone Fanfare 95B951211B

€32.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A2215420120

Horn Signal Mercedes W212 E63 AMG Fanfare High Tone Horn Signal A2215420120

€32.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 7332605

BMW F45 F46 Fanfare Horn High Pitch Tone Signal 7332605

€42.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 7401573-1

MINI Cooper F55 F56 F57 1 Horn Bracket Mount Holder 7401573

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. BK2T-13A803-AB-1

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

€32.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 9396058

Mini F55 F56 F57 Single Horn Cabel Wiring 9396058

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0045427720

Mercedes W203 Horn Signal Fanfare Siren Alarm A0045427720

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0055425820

Mercedes W164 Horn Signal Low Tone Pitch Fanfare Left N/S A0055425820

€28.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0055426920

Mercedes S211 W211 Tone Horn Signal Fanfare 510Hz Right O/S A0055426920

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0045427420

Mercedes W203 Horn Signal Fanfare Siren Alarm 400Hz A0045427420

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 7353191-1

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

€28.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 2M5V-19G229-CA

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. EH22-19G229-BA

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. N1WT-13A803-AC

VW Volkswagen Amarok Mk2 Horn Signal Sirene Fanfare N1WT-13A803-AC

€32.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0065427920

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 4H0951229A-1

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

€37.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0065429120

Mercedes R172 Horn Signal Low Tone Pitch Fanfare A0065429120

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. N1WT-19N217-AB

VW Amarok NF Alarm System Siren Anti Theft Signal Horn N1WT-19N217-AB

€51.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 8W0951221

Audi A4 B9 Alarm Siren Horn Signal Low Tone Fanfare Right O/S Side 8W0951221

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 1T0951206E

Volkswagen Touran 1T Golf Mk5 Mk6 High Tone Horn Audio Signal 1T0951206E

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 5A327A2

MINI F65 F66 F67 High Pitch Horn Fanfare Single Tone 5A327A2

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 99661823704

Porsche Boxster 986 Alarm Siren Horn System 99661823704

€85.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 8J0951185B

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 8T0951223A

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 6968441

BMW E65 E66 E67 Horn Siren Signal Low Pitch Tone 6968441

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 5C0951223C

Volkswagen Touran 1T High Tone Pitch Horn Signal Alarm Siren Fanfare 5C0951223C

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 4G0951223

Audi A6 C7 A7 4G High Tone Horn Signal 4G0951223

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. DS7T19G229BA-1

Ford Ranger Wildtrak Mk6 Anti Theft Alarm Siren Horn Signal DS7T-19G229-BA

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 7N0951223A

VW Volkswagen Sharan 7N Horn Signal Fanfare High Tone Pitch Siren 7N0951223A

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 4L0951223A

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 7N0951221A

VW Volkswagen Sharan 7N Low Tone Horn Signal Alarm Hooter Fanfare 7N0951221A

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A2208601969-1

Mercedes-Benz S W220 1 Rear Centre Seat Belt Latch Twin Buckle Grey A2208601969

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 4L0951221A

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. F1ET13801AD

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

€28.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0065420120

Horn Signal Mercedes W211 W219 Fanfare 420Hz Horn Signal Siren A0065420120

€28.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 99663515000

Porsche Boxster 986 Horn Signals Alarm Fanfare Low High Tone Set X2 99663515000

€66.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. C2Z1113

Jaguar XF X250 Horn Fanfare SIgnal Low High Tone 8X23-13A803-AB BX23-13A803-AA

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A046313

Ford Fiesta Mk7 Horn Siren Signal Module Unit Mechanism A046313

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 6G9N-19G229-CG

Ford Transit Mk7 Horn Signal Fanfare Alarm Horn Siren 6G9N-19G229-CG

€37.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 7850336

Signal Horn BMW F22 F23 High Pitch Tone Fanfare 7850336

€28.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. BK2T-13832-AC

Ford Transit Custom Horn Signal Fan Fare High Tone Pitch Siren BK2T13832AC

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 2697271-1

Ford Kuga C520 High Low Tone Horn Signal Alarm Tone 2.0 TDCi DV4T-13A803-AD

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 8J0951221A

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. EH22-19G229-AB

Land Rover Discovery 4 L319 Anti Theft Alarm Siren Horn EH22-19G229-AB

€32.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A2075420320

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. YEB500160-1

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 5H0951206E

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

€37.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 4E0951223B

Audi A8 S8 D3 High Tone Horn Signal Siren 4E0951223B

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 8S0951221-1

Audi RS Q3 F3 TT FV Low Tone Horn Siren Signal Alarm Right O/S 8S0951221

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 5B72AC4-1

Mini F66 BMW F74 Alarm System Power Siren With Inclination Indicator 5B72AC4

€70.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 4E0951221B

Audi A8 S8 D3 Low Tone Horn Signal Siren 4E0951221B

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 2W93-19G229-AC

Jaguar X-Type X400 XK X100 Alarm Siren Horn Sound Signal 2W93-19G229-AC

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 99763520603

Porsche Cayman 987C Twin Double Horn Signal Fanfare Alarm Unit 99763520603

€51.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. JT76-13802-BA-1

Ford Transit Courier Mk1 Horn Low Pitch Signal Siren Sound JT76-13802-BA

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. LR026039

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 8P0951223B

Audi A3 8P High Tone Horn Fanfare Signal Alarm Siren 8P0951223B

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A2035420320-1

Mercedes CLC CL203 Horn Signal High Tone Siren Fanfare A2035420320

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A2035420420

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 8387342

BMW X5 E53 Hella Low Tone Pitch Horn 420HZ 8387342

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 6935709-2

BMW 5 Series E60 E61 E63 E64 Low High Tone Horn Set Bracket 6935709

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 4E0951223B-1

Audi A8 S8 D3 High Tone Horn Signal Siren 4E0951223B

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 3M5T-13A803-CA

Ford Kuga Mk1 Twin Electric Horn Unit Low & High Tone 3M5T-13A803-CA

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 8X0951209D

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0065424420

Mercedes W245 500Hz Horn Signal Tweeter Fanfare A0065424420

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 7245422-1

Horn Signal BMW F20 F21 F30 F31 F32 F33 Low Tone Pitch Fanfare 7245422

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. YEB500160

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0055423820

Mercedes C219 Alarm Horn Signal Fanfare A0055423820

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A2215458140

Mercedes W221 Anti-Theft Alarm Bracket Siren Horn Signal Holder A2215458140

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 1K0951182

VW Volkswagen Golf Mk5 Horn Signal Fanfare Siren Bracket Holder Mount 1K0951182H

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. BJ32-13A803-AC-1

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 7353193-1

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

€32.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 7492885

BMW F45 F46 Front High Horn Siren Horn Alarm Signal 7492885

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A4475408682

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

€42.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. AV6N-19G229-AD

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 5F0951182A

Seat Leon Cupra 5F Horn Signal Fanfare Mount Bracket Holder Retainer 5F0951182A

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0055425720-1

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

€32.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 6935709

BMW 5 Series E60 E61 E63 E64 Bracket Horn Mounting Plate 6935709

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 7248685

BMW F07 GT Horn Signal Pitch Fanfare Alarm Siren 7248685

€28.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. M8A2-13802-AA

Range Rover Velar L560 Horn Fanfare Signal Low Tone M8A2-13802-AA

€28.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 0819244811

Toyota Celica Mk7 MR2 Mk3 Yaris Mk1 Alarm Siren Horn Signal 0819244811

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 3C0951223D

VW Volkswagen Passat B6 High Tone Horn Signal Fanfare Alarm Siren 3C0951223D

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. 2785110

Ford Transit Mk8 Horn Signal Fanfare High Low Tone Set GK2T-13A803-AB

€32.95

Free delivery: Nov 9 – 10

If paid before 14:00

Part no. A0075427020

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

€23.95

Free delivery: Nov 9 – 10

If paid before 14:00

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