One Stop Solutions 98730 HVAC Heater Core

OE-Style Heater Core Replacement

Restore cabin heat with this One Stop Solutions HVAC heater core, part number 98730. Built for Original Equipment form and function, it is a direct replacement for copper-designed heater cores and is engineered for select Audi TT, Audi TT Quattro, Volkswagen Cabrio, Volkswagen Golf, Volkswagen Jetta, Volkswagen Beetle, Volkswagen Passat, and Volkswagen Corrado applications.

This part cross-references Spectra Premium 94730 for the same application.

Key Features

• Drop-in fit with OE-style form and function
• Premium-grade aluminum construction for added service life
• Cadmium-plated tubes inside and out to resist premature failure
• Individually pressure tested before release
• Includes necessary foam and accessories for installation
• Built to address original design failures on higher-mileage vehicles
• Uses cycle, vibration, burst, and environmental testing methods

Detailed Description

The One Stop Solutions 98730 heater core is designed as a direct-fit HVAC replacement for vehicles that need dependable heat transfer and consistent cabin comfort. Its aluminum construction replaces copper-style heater cores while maintaining the original fit, form, and function expected in the vehicle’s HVAC system. The cadmium-plated tubes and pressure testing add another layer of durability for long-term use in demanding driving conditions.

Compatible With 1985-1999 Volkswagen Golf, 1985-1999 Volkswagen Jetta, 1990-1995 Volkswagen Corrado, 1990-1997 Volkswagen Passat, 1995-2002 Volkswagen Cabrio, 1998 Volkswagen Beetle, 2000-2005 Audi TT, and 2000-2005 Audi TT Quattro. The 98730 is a practical replacement for owners servicing aging Volkswagen and Audi heating systems.

Common Issues This Part Can Address

• Weak or inconsistent cabin heat
• Coolant seepage from a failing heater core
• Restricted heat output caused by internal corrosion or blockage
• Repeat failures tied to original design weaknesses
• Reduced HVAC performance in high-mileage vehicles

Installation Notes

Verify vehicle fitment by year, make, and model before installation. Transfer any required HVAC foam and related accessories as needed during service. Because heater core replacement often requires access through the dash or HVAC housing, confirm all cooling system components are inspected and the system is properly bled after installation.

Quality Assurance

Each One Stop Solutions heater core is individually pressure tested and manufactured using premium-grade aluminum with testing that includes cycle, vibration, burst, and environmental evaluation. Part number 98730 is built to OE-style standards for fit and function across the listed Audi and Volkswagen applications.