Spectra 99346 HVAC Heater Core

Spectra 99346 HVAC Heater Core

Spectra 99346 is an HVAC heater core built for direct replacement in select Acura and Honda applications. It is engineered to meet or exceed the performance of the original equipment unit it replaces, helping restore proper cabin heat and coolant-to-air heat transfer.

Key Features

• HVAC heater core for the heating system
• OE-style replacement for select Acura TSX and Honda Accord models
• Built with Spectra Premium manufacturing and quality control standards
• Designed to match original equipment performance requirements
• Part number 99346 for easy identification

Detailed Description

This Spectra heater core, part number 99346, is a replacement HVAC component for 2004-2008 Acura TSX and 2003-2007 Honda Accord applications. It is used in the vehicle’s heater box to transfer heat from engine coolant into the cabin air stream. For buyers searching for a Honda Accord heater core replacement or an Acura TSX HVAC heater core, this unit provides a direct-fit service part for the listed vehicles.

This part cross-references APDI 9010456 for the same application.

What It Helps Fix

• Weak or inconsistent cabin heat
• Coolant odor inside the vehicle
• Fogging caused by heater core leakage
• Restricted heat output from a clogged core
• Failure of the original heater core assembly

Installation Notes and Tips

Verify vehicle year and model before ordering. Compatible applications include Fits 2004-2008 Acura TSX, N/A and Fits 2003-2007 Honda Accord, N/A. Heater core replacement typically requires access to the HVAC case, so confirm all related seals, hoses, and coolant condition during service. After installation, refill and bleed the cooling system according to factory procedure.

Quality Assurance

Spectra Premium states that its engineering, manufacturing technology, and quality control processes are used to produce heater cores that meet or exceed original equipment performance.