Upgrade your classic 1959 Chevrolet Fullsize with our Transmission Overdrive Solenoid Extension Harness. Designed for late production models, this two-piece harness is essential for completing your transmission overdrive wiring. Unlike generic solutions, our harness ensures optimal performance, reliability, and seamless integration with your vehicle's existing systems. Ease of installation and superior connectivity make this an unbeatable choice for anyone looking to enhance their driving experience.