Enhance your classic Pontiac with the GM 1970-1972 Pontiac Tempest/Lemans/GTO/T-37/Grand Am/Ventura Rear Window Defroster Extension Wire Harness and Lead Wires. Tailored for perfect compatibility, this premium wiring solution ensures your rear defroster operates seamlessly, maximizing visibility and safety during adverse weather conditions. Avoid the pitfalls of outdated or unreliable options; invest in this high-quality harness that remains durable and efficient, keeping your vehicle performing at its best.