Horns
More informationAt 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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Condition
In Stock
Price
-15%
Part no. 7245423
BMW F20 F22 F30 High Tone Pitch Horn Signal Siren Clarton 7245423
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. 7245422
BMW F20 F21 F30 F32 F33 Horn Low Pitch Signal 7245422
Promo price
£23.95
£20.36
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7159421
BMW X1 X5 E53 E84 E90 E91 E92 E93 Low Tone Pitch Horn Signal 7159421
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7193996
Mini Cooper One R50 R52 R53 Low Tone Pitch Horn 7193996 1490222
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 6935988
BMW 5 6 Series E60 E60N E61 E61N E63 E63N E64 LCI Horn Low Tone Pitch 6935988
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. A2048705726
Alarm Siren Mercedes W204 W207 W212 Anti-Theft Horn Signal A2048705726
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. 9493759
BMW F10 F11 F20 F30 Alternative Power Siren Inclination Indicat Alarm 9493759
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 8387342
BMW X5 E53 Hella Low Tone Pitch Horn 420HZ 8387342
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7192038
BMW E81 E82 E87N E88 Horn Low Pitch 7192038
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 9189818
BMW E60 E61 E65 E66 E67 E87 E90 Alarm Siren Horn 9189818
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 4117055
BMW Z4 E85 Roadster High Pitch Horn Signal 7184481 4117055 6912069
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7192039
BMW 1 Series E81 E82 E88 E87 LCI High Pitch Horn 7192039 61337192039
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7159420
BMW 3 Series E90 E91 E92 E93 High Tone Pitch Horn Signal 7159420
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 6935987
BMW E60 E61 E63 E64 Horn Signal High Tone Pitch 6935987
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. A2228202926
Alarm Siren Mercedes W204 W212 Anti-Theft Horn Signal A2228202926
Promo price
£42.95
£36.51
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. 7401573
Mini F55 F56 F57 High Tone Pitch Horn Signal Siren Fanfare 7337292
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7195539
BMW 1 Series E81 E82 E87 LCI E88 High Pitch Horn 7195539 61337195539
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 8387347
BMW X5 E53 Horn High Tone Pitch Hella 500HZ 8387347
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7191184
BMW 1 Series E87 Horn, low pitch 61337191184 7191184 61336924681 6924681
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 9807170
BMW Mini Cooper One R60 Countryman R61 Paceman Horn Low Tone Pitch 9807170
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. 8052114
Low Tone Horn BMW F20 F21 LCI Signal Fanfares 8052114 61338052114
Promo price
£23.95
£20.36
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. A9068200085
Mercedes Sprinter W906 Horn Signal Fanfare Alarm Siren Pitch A9068200085
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 9321298
Double Fanfare Wiring Mini Cooper F55 F56 F57 Adapter Cable Wire Horn 9321298
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7279782
Horn BMW F10 F11 LCI Low Pitch Tone Fanfare 7279782
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. 7400705
Horn Signal BMW F22 F30 F31 F36 LCI High Tone Pitch Siren Fanfare 7400705
Promo price
£23.95
£20.36
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. Alarm-Set
Alarm Siren Set Signal Security Safety Protection Kit Sensor Modules Mount
Promo price
£23.95
£14.37
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. 7400704
BMW F22 F30 F31 LCI Fanfare Horn Low Tone Pitch Electronic 7400704
Promo price
£33.95
£20.37
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 8P0951223C
Audi A3 8P Horn Signal Fanfare High Tone Pitch Siren 8P0951223C
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7195540
BMW 1 Series E81 E82 E87 LCI E88 Low Pitch Horn 7195540 61337195540 7183393
Promo price
£15.95
£15.15
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 3403279
BMW X3 Series E83 Low Tone Pitch Snail Horn Signal Siren Bosch 3403279
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
Part no. 7401573-2
Mini F55 F56 F57 High Low Tone Pitch Horn Signal Siren Fanfare 7337292
£37.95
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7245422-1
Horn Signal BMW F20 F21 F30 F31 F32 F33 Low Tone Pitch Fanfare 7245422
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 2753032
BMW MINI Cooper One R55 R56 R57 LCi R58 R59 Horn Low Tone Pitch 2753032
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 9807173
Mini Cooper R60 Countryman R61 High Tone Pitch Horn Signal Siren Fiamm 9807173
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 9167637
Alarm Siren BMW E60 E61 E65 E81 E87 E90 E91 E92 Horn Signal Anti-Theft 9167637
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. 8495329
Mini F60 Countryman Horn High Pitch Tone Signal Fanfare 8495329
Promo price
£28.95
£17.37
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. GK2T13A803AA-1
Ford Transit Custom Horn Signal Low High Tone Set GK2T-13A803-AA
Promo price
£32.95
£28.01
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. A0065428620
Mercedes W176 W246 Horn Signal Fanfare Front Right O/S Horn Signal
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 5Q0951223B
Audi RS3 8V Horn Signal High Tone Pitch Fanfare Left N/S 5Q0951223B
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 3403281
BMW X3 Series E83 High Tone Pitch Horn Signal Siren Bosch 3403281
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. A0005405700
Horn Signal Mercedes W156 W176 W246 Fanfare Siren 500Hz Right O/S A0005405700
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
Part no. A9075404905
Mercedes Sprinter W907 W910 Horn Signal Fanfare Siren A9065400076
£28.95
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. A0065425120
Mercedes W204 W212 Horn Signal Fanfare High Tone 510Hz A0065425120
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
Part no. 5Q0951221
VW Volkswagen Golf Mk7 Horn Signal Fan Fare Low Tone Pitch Siren 5Q0951221
£13.95
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. A2035420120
Mercedes-Benz A C Class W169 W203 High Tone Horn Signal Fanfare A2035420120
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7288095
BMW X5 E70 Alarm Siren Fanfare Horn High Pitch 7288095
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7217703
BMW X3 F25 X4 F26 Fanfare Horn High Pitch Tone Signal 7217703
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. A2215420020
Horn Signal Mercedes W212 E63 AMG Fanfare Low Tone Horn Signal Siren A2215420020
Promo price
£37.95
£22.77
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. A0055422720
Mercedes ML W164 Horn Signal Fanfare High Tone Pitch Siren A0055422720
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. 7400703
High Tone Horn BMW F22 F23 F30 F31 LCI Fanfare Signal Siren 7400703
Promo price
£28.95
£17.37
Free delivery: Aug 14
If paid before 14:00
Part no. 5Q0951223
VW Volkswagen Golf Mk7 Seat Leon Mk3 Horn Signal Alarm Siren High Tone 5Q0951223
£13.95
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. 5C0951223C
Volkswagen Touran 1T High Tone Pitch Horn Signal Alarm Siren Fanfare 5C0951223C
Promo price
£16.95
£14.41
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. A0065428020
Horn Signal Mercedes W204 W212 Fanfare High Tone Siren 500Hz A0065428020
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. A0055422820
Horn Signal Mercedes ML W164 W169 W203 Fanfare Low Tone Siren A0055422820
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 5C0951221B
Volkswagen Touran 1T Signal Air Horn Low Tone Pitch Fanfare 5C0951221B
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. A2215420120
Horn Signal Mercedes W212 E63 AMG Fanfare High Tone Horn Signal A2215420120
Promo price
£28.95
£17.37
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. A0065429820-1
Horn Signal Mercedes W176 W246 1 Fanfare Front Left N/S Horn Signal A0065429820
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 8K0951221
Audi A4 B8 A5 8T Horn Sound Signal Fanfare Alarm Low Tone Siren 8K0951221
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 6968442
BMW 7 Series E65 E66 E67 Horn High Pitch 8379704 6968442 6941129
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. A0005405500
Horn Signal Mercedes W176 W246 W156 W117 Fanfare 400Hz Left N/S A0005405500
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 8U0951209
Audi Q3 8U Front Low Tone Horn Signal Left N/S Fanfare 8U0951209
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. A0055420220
Horn Signal Mercedes W169 W202 W203 W220 Fanfare High Tone Pitch A0055420220
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 8J0907601
Audi TT 8J Alarm Siren Body Sound Impact Actuator Speaker Unit 8J0907601
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. 7159187
BMW 1 SERIES E87 Horn High Pitch 7159187 7191187 61337191187 61337159187
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. DS7T19G229BA
Ford Transit Custom Mk1 Anti Theft Alarm Siren Horn Signal System DS7T19G229BA
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. A0065429220
Horn Signal Mercedes W204 W212 W218 Fanfare Low Tone Siren 400Hz A0065429220
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. 7279781
BMW F07 F10 F11 LCI Horn High Pitch Tone Signal Fanfare 7279781
Promo price
£23.95
£20.36
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. 5Q0951223A
Audi A3 8V Horn Signal Alarm Siren High Tone 5Q0951223A
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. A0055424320
Mercedes W245 Horn High Signal Fanfare Front Left N/S 510 HZ A0055424320
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. 7214931
Horn BMW F40 F44 Horn Signal Unit Siren Sound Low Pitch Tone 7214931
Promo price
£23.95
£14.37
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 8T0951223
Audi A4 B8 A5 8T Horn Sound Signal Fanfare High Tone Siren 8T0951223
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 9396058
Mini F55 F56 F57 Single Horn Cabel Wiring 9396058
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. EH22-19G229-BA
Land Rover Discovery Sport L550 Alarm Siren Horn EH22-19G229-BA
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 8E0951221C
Audi A4 B7 Horn Sound Signal Fanfare Alarm Low Tone Siren 8E0951221C
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. A0065425820
Horn Signal Mercedes W204 W212 Fanfare High Tone Siren 510Hz A0065425820
Promo price
£23.95
£14.37
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. 46858166
Peugeot Boxer Citroen Relay Fiat Ducato Horn Signal Low Tone Pitch 46858166
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. A0065428220
Mercedes W207 C207 Horn Signal Fanfare 510 HZ Right A2075420120
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. A0055422520
Mercedes S211 W211 Front Horn Signal Fanfare Tone 420Hz A0055422520
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 8379703
BMW 7 Series E65 E66 E67 Horn Low Pitch 61338379703 8379703
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. 7351504
BMW i3 I01 Fanfare Horn Low Tone Pitch Electronic 0055306
Promo price
£28.95
£24.61
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 8W0951221
Audi A4 B9 Alarm Siren Horn Signal Low Tone Fanfare Right O/S Side 8W0951221
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
Part no. GK2T-13A803-AB
Ford Transit Mk8 Horn Signal Fanfare High Low Tone Set Pair GK2T-13A803-AB
£28.95
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. 7332594
BMW F45 F46 Fanfare Horn Low Tone Pitch Signal 7332594
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 4L0951223A
Audi Q7 4L Horn Signal High Tone Alarm Siren 4L0951223A
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. A0065428920
Mercedes ML W166 Horn Low Range Note 420 Hz Signal Tone A0065428920
Promo price
£47.95
£28.77
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. A2135422700
Horn Signal Mercedes W213 C238 Alarm Siren Low Tone A2135422700
Promo price
£47.95
£28.77
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 8E0951223C
Audi A4 B7 Horn Sound Signal Fanfare Alarm High Tone Siren 8E0951223C
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. A2055421520
Mercedes W205 Horn Signal Alarm Siren High Tone 510Hz A2055421520
Promo price
£23.95
£14.37
Free delivery: Aug 14
If paid before 14:00
Part no. 9243750-1
BMW E60 E61 E65 E81 E87 E90 E91 E92 Horn Signal Anti Theft Alarm Siren 6936009
£13.95
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. A2055420920
Mercedes W205 Horn Signal Tweeter Fanfare Left N/S A2055420920
Promo price
£23.95
£14.37
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 7850337
BMW F22 F23 Horn High Pitch Tone Signal Fanfare 7850337
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. 7195893
BMW X3 E83 LCI High Tone Pitch Horn Signal Siren Bosch 7195893
Promo price
£23.95
£14.37
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. A0055425820
Mercedes W164 Horn Signal Low Tone Pitch Fanfare Left N/S A0055425820
Promo price
£23.95
£14.37
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. 8492760
BMW F39 F48 LCI Low Tone Pitch Snail Horn Signal Siren FIAMM 8492760
Promo price
£28.95
£17.37
Free delivery: Aug 14
If paid before 14:00
-15%
Part no. A0055422120
Mercedes W221 Horn Signal Alarm Siren High Pitch Tone Left N/S A0055422120
Promo price
£18.95
£16.11
Free delivery: Aug 14
If paid before 14:00
Part no. A0065428020-1
Mercedes W204 W212 C218 Horn Signal Fanfare High Tone Siren 500Hz A0065428020
£13.95
Free delivery: Aug 14
If paid before 14:00
-40%
Part no. A2075421220
Horn Signal Mercedes W204 W212 Fanfare 420Hz Horn Signal Siren A0065429420
Promo price
£23.95
£14.37
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. 4H0907601C
Audi S7 4G8 Alarm Siren Body Sound Impact Actuator Speaker 4H0907601C
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
-5%
Part no. A2045456740
Mercedes W204 Anti-Theft Alarm Siren Horn Signal Bracket Holder A2045456740
Promo price
£13.95
£13.25
Free delivery: Aug 14
If paid before 14:00
Loud car horns for increased safety
Loud car horns boosting road safety with clear signals
Horns are essential vehicle equipment components used for acoustic signaling, increasing road safety. A properly functioning horn allows the driver to warn other road users of potential hazards and communicate in emergency situations. In the Global Parts automotive store, you will find a wide selection of used car parts, including horns, perfectly matched to brands such as BMW, Audi, Mercedes, Volkswagen, Mini, and others.
What functions do horns perform?
Horns are essential vehicle equipment that perform key functions:
- Acoustic signaling – They warn other road users of hazards, increasing safety.
- Road communication – They enable informing others of the vehicle's presence in various situations.
- Legal compliance – A functional horn is required by regulations in every vehicle.
- Sound aesthetics – In some vehicle models, horns can offer different sound tones, emphasizing the car's character.
Construction and purpose of horns
Horns are electric sound signals mounted most often in the front part of the car, usually behind the bumper, in the front panel, or near body reinforcements. A horn typically consists of a housing, a diaphragm, a working contact, and an electrical connector, and its operation depends on proper power supply and mounting. This component works in conjunction with the steering wheel button, relay, fuse, and wiring harness. In practice, when selecting one, it is worth considering the mounting environment, such as bumpers and mounting parts.
Comparison of horn variants
| Horn type | Characteristics | What to check before purchase |
|---|---|---|
| Single-tone | Simpler construction, single sound tone, often used in basic trim levels. | OEM number, plug type, mounting point, system voltage. |
| Dual-tone | A set of two signals with different sound pitches, providing a fuller and more audible sound. | Pair completeness, bracket compatibility, wiring harness, mounting location. |
| Model-specific | A version intended for a specific car generation, often matched by housing shape and connector. | OEM part number, interchangeable numbers, body version, pre-facelift or post-facelift. |
Why is it worth taking care of horns?
A damaged horn can reduce driving safety and result in non-compliance with traffic regulations. Typical symptoms of malfunction include:
- No sound – The horn does not work despite pressing the button.
- Intermittent or weak sound – This may be caused by electrical system issues or damage to the horn itself.
- Unusual sounds – Screeching or a distorted tone may indicate wear of the diaphragm or the horn mechanism.
- Damaged mounting – This can cause vibrations or the horn to fall off. If a replacement is needed, at Global Parts you will find suitable used components that will restore full functionality to your vehicle.
Symptoms of damage and cooperating elements
The horn diaphragm is the part responsible for producing the correct tone after voltage is applied. Its wear, moisture, or corrosion of the contacts can cause a quiet signal, distorted sound, or a complete lack of response. When choosing a component such as an Audi A4 B5 horn, it is worth comparing the OEM number, mounting method, and connector type, because even within one generation, there are differences depending on the equipment version. It is also good to check the condition of surrounding brackets, mounts, and mounting parts.
How to choose the right horns?
When choosing horns, you should pay attention to several key aspects:
- Vehicle model fitment – Every vehicle has specific requirements regarding horns. In Global Parts, you will find horns perfectly matched to BMW, Audi, Mercedes, Volkswagen, Mini, and others.
- Horn type – Choose between single-tone, dual-tone, or specific sound tone horns.
- Technical condition – Used horns should be fully functional, free from mechanical damage and corrosion.
- Electrical system compatibility – Ensure that the chosen horn works with your vehicle's electrical system.
Selecting horns by OEM and car version
A model-specific horn means a part matched not only to the brand but also to the specific body version, wiring type, and mounting point. When selecting, you should check the OEM part number, interchangeable numbers, the condition of the element, and compatibility with the mounting location on the left or right side if the system uses pairs. If you are looking for a component such as a BMW F30 horn, comparing the manufacturer's markings and the mounting bracket helps avoid problems during installation. In some cars, it is also worth checking the areas where car locks and latches and other front-end elements are located.
Why is it worth choosing used horns?
Used car parts, such as used horns, are an economical solution that allows for savings while maintaining high quality. By choosing used sound system components, you gain:
- Lower costs – Used horns are significantly cheaper than new ones but offer equally high quality.
- Ecology – Recycling parts supports environmental protection and reduces waste.
- Wide offer – In our store, you will find used horns for many car brands.
Practical tips for installation and inspection
The horn mount is a point that stabilizes the housing and dampens excessive vibrations during operation. An incorrectly set bracket or corroded contacts can cause a signal that is too weak even when the component itself remains functional. In the case of parts such as a Peugeot 307 horn, it is worth checking the completeness of the mounting plate, the condition of the connectors, and compatibility with the car's electrical harness. Diagnostics can be supplemented by checking covers and adjacent elements from the Bodywork, mounts, and accessories department, especially after body repairs. It is also worth checking out the article Crisis in the new parts market? Why used originals for premium cars (BMW, Mercedes, Porsche) are the hottest trend in 2026, which shows why original used components are a sensible choice today, also for repairs of electrical elements and body equipment.
How to take care of horns?
To ensure horns work reliably for a long time, it is worth following a few rules:
- Regular inspection – Check the condition of the horn during periodic technical inspections.
- Cleaning and maintenance – Remove contaminants such as dust or moisture that may interfere with the horn's operation.
- Electrical system check – Ensure that wires and connectors are in good condition to prevent operational interruptions.
- Replace on time – Damaged or worn horns should be replaced to ensure safety and compliance with regulations.
FAQ
| Question | Answer |
|---|---|
| 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. |
Summary: horns in the Global Parts automotive store
Horns are essential elements of every vehicle that increase safety and comfort of use. By taking care of their technical condition, you can feel confident on the road and meet legal requirements. The Global Parts offer includes used parts matched to many car models, including brands such as Mercedes, BMW, Audi, and others. When selecting, it is worth paying attention to the condition, OEM part number, interchangeable numbers, and compatibility with the vehicle version and mounting point. We invite you to contact us – we are here to help you! For more information and interesting facts, we also invite you to our automotive blog.