Upgrade your classic 1958 Chevrolet Fullsize with our premium Power Seat Battery Feed Extension Harness from Lectric Limited. Designed for vehicles without power windows, this robust wiring solution enhances the electrical connectivity to your power seat, ensuring reliable and efficient performance. Say goodbye to intermittent seat adjustments and enjoy a seamless driving experience. Our extension harness is crafted with precision, making it the best choice for maintaining the authenticity and functionality of your vintage ride.