Genuine Porsche 8R0 819 334 AC Heater Hose

The Genuine Porsche 8R0 819 334 AC is an OEM replacement heater hose designed to maintain the integrity of your vehicle's heating and cooling system. As a factory-original component, this hose ensures a precise fit and reliable performance consistent with Porsche's engineering standards.

Heater hoses carry coolant between the engine and the heater core, allowing the cabin heating system to function properly. Over time, these hoses can degrade due to heat cycling, pressure, and age — leading to leaks or reduced heater performance. Replacing with a Genuine Porsche OEM part guarantees the correct diameter, length, material composition, and connection fittings for a leak-free, long-lasting installation.

Key Features:

• 100% Genuine Porsche OEM part — no aftermarket substitutions
• Engineered for precise fit and factory-correct performance
• Manufactured from heat- and pressure-resistant materials to withstand engine bay conditions
• Direct replacement — no modifications required for installation
• Maintains proper coolant flow between engine and heater core
• Meets original factory specifications for pressure rating and temperature tolerance

For best results, inspect all heater hoses and clamps during replacement and use fresh coolant when servicing the system.