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How much does it cost to replace a horn?

In most passenger cars, replacing a horn costs roughly $60 to $250 when you hire a shop, with DIY parts sometimes bringing the bill down to around $10 to $60. The exact price depends on the horn type, the vehicle, and labor rates.


Car horns are small but essential safety devices, and prices vary based on whether you replace a standard electric horn, upgrade to a louder aftermarket horn, or install an air-horn kit. This article breaks down typical costs, factors that influence the price, and practical tips to save money while keeping you safely audible on the road.


What affects the price


Several factors determine the final price of a horn replacement. The list below outlines the main drivers, from the horn type to labor considerations.



  • Horn type: factory-installed electric horns are usually cheaper than premium aftermarket dual-tone horns or air-horn kits.

  • Vehicle make, model, and accessibility: horns in some cars are easy to reach; in others, they’re tucked behind the radiator or fender, increasing labor time.

  • OEM vs aftermarket parts: OEM replacements from a dealer typically cost more than comparable aftermarket horns.

  • Labor rates: shop rates vary by region and shop, and some places charge extra for diagnostics or complex installations.

  • Additional components: wiring harnesses, relays, fuses, mounting hardware, and integration with alarm systems can add to the bill.

  • Warranty and service plan: some horns come with warranties that affect value over time.


In short, pricing reflects parts and labor, moderated by the horn’s type and how easy it is to access in your vehicle.


Typical price ranges


Prices can be grouped into parts-only, standard installations, and upgrades. The figures below reflect typical ranges as of 2024–2025, but can vary by location and vehicle.



  • Parts cost (horn element and basic mounting hardware): $10–$60 for common electric horns; $60–$200 for louder or OEM-grade replacements.

  • Labor cost (installation and any diagnostics): $50–$150 for easy access; $100–$250 for difficult installations or dealer-level service.


When you add parts and labor, most customers pay roughly $60–$300 for a standard replacement, with higher totals if you upgrade to premium or specialty horns.


Cost by scenario


To help you budget, here are typical costs across common scenarios, from a basic replacement to a higher-end upgrade or air-horn kit.



  1. Basic replacement with a standard electric horn (OEM-equivalent or aftermarket): overall typically $60–$200, depending on parts and labor.

  2. Upgrade to a louder aftermarket horn (single or dual-tone): overall typically $100–$250, depending on the kit and installation complexity.

  3. Air-horn kit installation (for maximum loudness): overall typically $150–$450, including kit and professional installation.

  4. Dealership replacement or factory part for premium vehicles: $150–$400 or more, with higher labor on some models.


Note that prices can drift based on region and specific vehicle design, but the ranges above capture typical expectations for common cars.


Save money tips


Use these practical tips to minimize costs while ensuring reliable horn operation.



  • Check for simple faults first: blown fuses, loose connectors, or corroded grounding points can mimic horn failure and cost nothing to fix.

  • Shop around: get multiple quotes for parts and labor from different shops or automotive chains.

  • DIY parts, if you’re comfortable: replacing just the horn element yourself can save on labor; always disconnect the battery and follow safety steps.

  • Careful part choice: OEM parts are reliable but sometimes overpriced; well-rated aftermarket horns can offer good performance at lower cost.

  • Ask about bundled service: some shops offer lower prices when replacing the horn along with related components like relays or wiring.


With a little planning and comparison shopping, you can secure a reliable horn without overspending.


Summary


Replacing a car horn is relatively affordable, but the total cost hinges on the horn type, vehicle accessibility, and labor rates. Expect a broad range—from roughly $60 to $300 for a standard replacement, with higher costs for premium upgrades or air-horn kits. DIY parts can further reduce expenses, while dealers and specialty shops tend to push prices higher. By evaluating options, shopping around, and considering your needs for loudness and reliability, you can choose a solution that fits both your budget and safety requirements.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.