OSC 99133 HVAC Heater Core

The OSC 99133 is a premium-grade aluminum HVAC heater core designed to deliver reliable heating performance for your vehicle's climate control system. This heater core represents OSC's commitment to quality and durability in automotive heating components.

Key Features:

• Premium-grade aluminum construction for superior heat transfer and corrosion resistance
• Cadmium-plated tubes inside and out to prevent premature failure and extend service life
• Individually pressure tested to ensure leak-free operation and quality assurance
• Precision-engineered for direct fit replacement
• Advanced manufacturing process ensures consistent performance

This heater core serves as a critical component in your vehicle's heating system, transferring heat from the engine coolant to warm the passenger compartment. The aluminum design provides excellent thermal conductivity while remaining lightweight, and the protective cadmium plating helps resist corrosion from coolant exposure over time.