OSC 98077 Rear HVAC Heater Core

The OSC 98077 is a premium replacement rear HVAC heater core designed to restore optimal heating performance and cabin comfort in vehicles equipped with rear climate control systems. This technically advanced heater core is engineered to meet or exceed original equipment specifications for reliable, long-lasting performance.

Key Features:

• Constructed from premium-grade aluminum for superior heat transfer and durability
• Cadmium-plated tubes inside and out to prevent premature failure and corrosion
• Individually pressure-tested to ensure leak-free operation
• Designed for direct OE form, fit, and function with no modifications required
• Includes all necessary foam gaskets and installation accessories
• Die-cut gaskets ensure proper sealing and prevent coolant leaks

OSC heater cores are manufactured to original equipment design standards, providing efficient coolant flow and consistent heat output for dependable defrosting and interior warmth. Each unit undergoes rigorous cycle testing and burst testing to ensure it can withstand extreme conditions and high-mileage use, making it an ideal replacement for worn or leaking factory heater cores.