One Stop Solutions 99068 HVAC Heater Core - Front

OE-Style Heater Core Replacement

Restore cabin heat with this HVAC heater core from One Stop Solutions. Part number 99068 is built as a direct replacement for OE-style applications and is designed for Toyota, Lexus, and related platform fitments listed below.

It uses premium aluminum construction, cadmium-plated tubes for added corrosion resistance, and is individually pressure tested before release. Foam and related accessories are included to support a proper fit in the HVAC case.

Key Features

• Premium aluminum heater core construction
• Cadmium-plated tubes inside and out to help resist premature failure
• Individually pressure tested
• Includes necessary foam and accessories
• Direct replacement for copper-designed heater core applications
• Part number 99068

Detailed Description

One Stop Solutions 99068 is an HVAC heater core engineered to match original equipment form and function. It is a practical replacement for vehicles such as the Toyota Sienna, Toyota Highlander, Toyota Avalon, Toyota Camry, Toyota Venza, Lexus ES350, Lexus ES300h, Lexus RX350, and Lexus RX450h. This heater core is made from aluminum rather than copper, making it a direct replacement option for the listed OE-style applications.

This part cross-references Spectra Premium 99314 for the same application.

What It Helps Fix

• Weak or no cabin heat
• Coolant odor inside the vehicle
• Fogging caused by heater core leakage
• Coolant loss from a leaking HVAC core
• Uneven heater performance in the dash HVAC system

Installation Notes and Tips

• Verify vehicle year, make, model, and HVAC configuration before installation.
• Inspect hoses, clamps, and coolant condition while replacing the heater core.
• Flush the cooling system if contamination or debris is present.
• Confirm the foam seals and accessories are positioned correctly during reassembly.
• Bleed the cooling system after installation to remove trapped air.

Quality Assurance

Each 99068 heater core is pressure tested individually for leak verification before it leaves production.

• Fits 2011-2020 Toyota Sienna, N/A
• Fits 2019 Toyota Highlander, N/A
• Fits 2013-2018 Lexus ES300h, N/A
• Fits 2007-2018 Lexus ES350, N/A
• Fits 2006-2018 Toyota Avalon, N/A
• Fits 2008-2018 Toyota Highlander, Front
• Fits 2007-2017 Toyota Camry, N/A
• Fits 2009-2016 Toyota Venza, N/A
• Fits 2010-2015 Lexus RX350, N/A
• Fits 2010-2015 Lexus RX450h, N/A