Need help? We're here!
(888) 312-8812 Login SignupWhenever you’re dealing with horn systems in larger vehicles, having the right control valve can affect how clearly the signal is activated. The Hadley Lanyard Dual Horn Valve is a part created for Peterbilt trucks, offering a straightforward function with a lanyard-pull activation. This air control valve lets operators engage dual horns from a central or overhead location in the cab, streamlining communication with other drivers on the road or at the job site. Additionally, the Hadley H15687 connects directly to the vehicle’s air system and responds with dependable valve operation for audible output.
Be the first to review this product!
Be the first to ask a question about this product!
Optional. Please do not use your full name.
Minimum 10 characters, maximum 500 characters
You can upload up to 3 images to help illustrate your question. Supported formats: JPG, PNG, GIF, WebP
Please complete the reCAPTCHA verification to submit your question.
California residents see

