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Western 29050 Headlight Harness Kit HB5 or HB1
The WESTERN 29050 Plug-In Harness Kit is a genuine OEM vehicle-side wiring kit designed for trucks equipped with HB5 (9007) or HB1 (9004) headlight systems. Engineered for use with WESTERN 3-Port Isolation Module wiring, this harness automatically switches your vehicle headlights to the plow lights whenever the snow plow is connected.
The kit includes the 28930 headlight adapter harness and the 26357 11-pin vehicle lighting harness, providing a true plug-and-play installation without modifying your factory wiring. Weather-sealed connectors and heavy-duty wiring deliver dependable performance in harsh winter conditions while protecting your truck's electrical system.
29050 Headlight adapter kit will fit trucks with HB5 & HB1 headlights.
Will work with Western, Fisher & SnowEx 3 Port wiring system
Please refer to Western Quick Match to confirm fitment
If you don't already have it, you will need a module: 29070-1 Western Module
If you need installation instructions. you can find it here

Shipping information
For shipping availability, costs, and delivery options for your order, please review checkout or contact PlowParts.com before ordering.
Need help with a time-sensitive order? Call 1-800-244-7337 to discuss your shipping needs.
Payment methods
The available payment methods for your order are displayed at checkout.
For questions about payment options before placing an order, contact PlowParts.com at 1-800-244-7337.
How do I start a return?
Email Returns@plowparts.com to request a Return Merchandise Authorization (RMA) number. All returns must be approved by PlowParts.com. We do not accept returns without an RMA number.
Return deadline and costs
All returns must be made within 30 days of purchase. Customers are responsible for return shipping fees. All stock items are subject to a 20% restocking fee or a minimum fee of $35.00, whichever is greater.
Unauthorized returns may be refused or returned at the customer’s expense.
Non-returnable items
All electrical items and special-order items are non-returnable. This includes isolation modules, spreader control modules, and plow/spreader controllers.




