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Hella 003399801 - Accessory Horn
Product Overview
The Hella Twin Horn Kit (Supertone) - Hella 003399801 is designed to deliver powerful auditory signals for your European vehicle. Engineered for precise fitment and reliable performance, this accessory horn enhances safety by ensuring your presence is heard on the road. Its robust black-coated metal construction and vibrant red protective grilles not only provide durability but also add a stylish touch to your vehicle. Suitable for a wide range of European makes and models, choose Hella 003399801 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Hella 003399801 is equivalent to or replaces the following part numbers: 003399801.
Vehicle Compatibility
- Various European Makes Various Models (2000–2023)
This may also fit other applications. Please use the vehicle selector tool to verify fitment.
Why Shop at eEuroparts.com?
- Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
- Exclusive Kits That Fitâ„¢ - complete repair solutions with no guesswork.
- Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
- Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
- Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
- Established Trust: Serving the European auto community since 2000.
Frequently Asked Questions
What does the Hella 003399801 accessory horn do?
The Hella Twin Horn Kit provides a robust auditory warning signal, ensuring your vehicle is heard in various driving conditions. It is essential for enhancing safety during road travel.
How do I know if my accessory horn needs replacement?
Common signs that may indicate the need for replacement include a significantly reduced sound level, intermittent functioning, or complete failure to sound when activated.
Can I install the Hella 003399801 myself?
Yes, you can install the Hella 003399801 yourself if you have basic automotive knowledge. However, it is recommended that installation be performed by qualified personnel to ensure proper function.
What are the symptoms of a faulty accessory horn?
Symptoms of a faulty accessory horn may include low sound output, no sound when activated, or unusual noises. If you experience a lack of audible alerts, it may be time to replace the horn.
Why should I choose Hella for my accessory horn needs?
Hella is a trusted name in automotive parts, offering high-quality components that meet rigorous standards. Order Hella 003399801 today for a factory-correct replacement that restores safety and performance.
Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.
- BrandHella
- ManufacturerHella
- MPN003399801
- Part TypeAccessory Horn
- Cross Reference Numbers4381 85115, 438185115, 0 320 223 910, 0320223910, 406400, 0 320 223 911, 0320223911
- FeaturesAssy/Disassy by Qualified Personnel Required! : .
Bracket : M8 Mounting Screw
Depth [in] : 3.35
Depth [mm] : 85
Diameter [in] : 4.84
Diameter [mm] : 123
Frequency Range [Hz] : 300
Frequency Range [Hz] : 500
Frequency range from [Hz] : 300
Frequency range to [Hz] : 500
Fulfils ECE norm : R28
Homologation : ECE-R28
Housing Color : Red/Black
Mounting Type : Flat Plug-in Connector
Mounting Type : with 6.3 mm Blade Terminal Contacts, Open
Operating Mode : Electric
Overall Height [in] : 5.31
Overall Height [mm] : 135
Power consumption [A] : 5.5
Protection : IP65
Protection Type (IP Code) : X4K
Protection Type (IP Code) : X9K
Quantity : 2
Quantity Unit : Kit
Registration Type : ECE Approved
Set includes : (1) High-Tone Unit, Mounting Brackets, Step-by-Step Mounting Instructions
Signal : Loud Tone
Sound Level [dB(A)] : 118
Temperature range from [°C] : -40
Temperature range from [°F] : -40.00
Temperature range to [°C] : 60
Temperature range to [°F] : 140.00
Test Mark : ECE
Voltage [V] : 12
Wattage [W] : 66
Width [in] : 4.92
Width [mm] : 125
- Fitment
- Fitment TypeUniversal Fit
Warranty Overview
At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, contact customer support via Chat or Contact Us.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For complete details, please see our full Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.


















