Upgrade your classic Buick Riviera with our premium Horn Wire Extension Harness. Designed specifically for 1967 and 1968 models, this essential component ensures a reliable connection to your vehicle’s 4 note trumpet horn. Crafted with precision, this harness provides superior performance and durability, making it a must-have for any restoration project. Unlike generic alternatives, our harness is tailored for seamless fitment, ensuring your horn works perfectly every time you hit the button.