SKU: 810037 | UPC: 810015617991
AlphaRex Headlights to ARX Headlight Decoder Wiring Adapter for 2017-2023 Tesla Model 3 & 2020-2023 Model Y
The AlphaRex 810037 Headlight Decoder Wiring Adapter is the essential plug-and-play solution for Tesla owners installing AlphaRex NOVA-Series LED Projector Headlights after the 32.4 software update. Specifically engineered to restore full headlight functionality on 2017-2023 Model 3 and 2020-2023 Model Y, this decoder eliminates error messages, flickering, and malfunction issues caused by the factory software changes. Available for both Black and Alpha-Black NOVA-Series headlights, it ensures seamless integration and reliable operation without any coding or modifications.
Key Features
- Solves Post-32.4 Software Issues: Restores full functionality after Tesla’s 32.4 update
- Direct Compatibility: Designed exclusively for AlphaRex NOVA-Series LED Projector Headlights
- Plug-and-Play Design: Simple wiring adapter no coding or programming required
- Complete Set: Includes all necessary connectors for both driver and passenger side headlights
- Reliable Performance: Maintains proper communication between headlights and vehicle ECU
Specifications
| Specification | Detail |
|---|---|
| Part Number | 810037 |
| Product Type | Headlight Decoder Wiring Adapter |
| Compatibility | AlphaRex NOVA-Series LED Projector Headlights (Black & Alpha-Black) |
| Application | 2017-2023 Tesla Model 3 & 2020-2023 Tesla Model Y (All Trims) |
| Installation | Plug-and-Play Wiring |
| Country of Origin | United States |
| Warranty | Limited (AlphaRex) |
| Shipping Weight | Approx. 1-2 lbs |
What’s Included
- Headlights to ARX Headlight Decoder Wiring Adapter Set
- All Required Connectors and Harnesses
- Installation Instructions
Product Notes
- Specially developed to resolve compatibility problems after Tesla 32.4 software update
- Works with both Black and Alpha-Black NOVA-Series headlights
- No coding or programming required true plug-and-play solution
- Professional installation recommended for proper wiring and testing
Installation Notes
- Estimated time: 30-60 minutes, moderate difficulty
- Simple plug-and-play wiring between headlights and vehicle harness
- Test headlights for full functionality after installation
This Part Fits
| Year | Make | Model | Notes |
|---|---|---|---|
| 2022-2023 | Tesla | Model 3 | Base, Long Range, Performance Post 32.4 Software |
| 2020-2023 | Tesla | Model 3 | Long Range, Performance, Standard Plus Post 32.4 Software |
| 2020-2023 | Tesla | Model Y | Long Range, Performance, Standard Range Post 32.4 Software |
Why Choose AlphaRex Headlight Decoder Wiring Adapter?
- Eliminates software-related headlight issues after Tesla 32.4 update
- Perfect compatibility with AlphaRex NOVA-Series headlights
- Easy plug-and-play installation with no coding required
Frequently Asked Questions
- Q: Will this adapter fix my headlight errors after the 32.4 update?
A: Yes, it is specifically designed to resolve compatibility issues with AlphaRex NOVA-Series headlights after the Tesla 32.4 software upgrade. - Q: Does it work on both Model 3 and Model Y?
A: Yes, compatible with 2017-2023 Model 3 and 2020-2023 Model Y. - Q: Is programming or coding required?
A: No, this is a true plug-and-play wiring adapter. - Q: What is the warranty?
A: Covered by AlphaRex limited warranty.
Shipping & Handling
- Method: UPS / FedEx Ground
- Availability: In stock ships same or next business day
- Packaging: Secure protective packaging
- Weight: Approx. 1-2 lbs





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