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Spectra 99335 HVAC Heater CoreOE Quality 60-Day Returns
Part #: 99335

Spectra 99335 HVAC Heater Core

23 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$99.86Free Shipping
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*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Acura and Honda, Civic, CR-V, CSX, and RDX
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
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Spectra 99335 HVAC Heater Core

Spectra 99335 is an HVAC heater core built for direct replacement in select Honda and Acura applications. It is engineered to meet or exceed original equipment performance, helping restore proper cabin heat and consistent coolant-to-air heat transfer.

Key Features

  • OE-style HVAC heater core replacement for select vehicles
  • Engineered to match original equipment performance targets
  • Manufactured with quality control focused on fit and function
  • Direct application coverage for Honda Civic, Honda CR-V, Acura CSX, and Acura RDX
  • Cross-references APDI 9010490 and Four Seasons 92138 for the same application

Detailed Description

This Spectra heater core, part number 99335, is a replacement HVAC core for 2006-2011 Honda Civic, 2007-2011 Honda CR-V, 2006-2011 Acura CSX, and 2007-2012 Acura RDX. It is built for vehicles that need reliable cabin heat and stable HVAC performance, making it a practical choice when servicing a leaking, restricted, or inefficient heater core. Spectra Premium’s manufacturing process and quality control are used to support OE-level performance in the replacement part.

What It Helps Fix

  • Weak or uneven cabin heat
  • Coolant odor inside the vehicle from heater core leakage
  • Fogging or film on the windshield caused by HVAC coolant seepage
  • Restricted coolant flow through the heater core
  • Loss of heater performance in Honda Civic, Honda CR-V, Acura CSX, and Acura RDX applications

Installation Notes and Tips

Verify the vehicle year, make, and model before installation. Confirm the HVAC system layout and compare the original heater core to Spectra 99335 for connector, size, and mounting match. After installation, refill and bleed the cooling system according to factory service procedures to remove trapped air and restore heater output.

Quality Assurance

Spectra Premium states that its engineering, manufacturing technology, and quality control are used to ensure this heater core meets or exceeds original equipment performance for the applications listed.

This part fits 23 vehicles. Search below:

YearMakeModelPositionNotes
2012AcuraRDXN/A
2011AcuraCSXN/A
2011AcuraRDXN/A
2011HondaCivicN/A
2011HondaCR-VN/A
2010AcuraCSXN/A
2010AcuraRDXN/A
2010HondaCivicN/A
2010HondaCR-VN/A
2009AcuraCSXN/A
2009AcuraRDXN/A
2009HondaCivicN/A
2009HondaCR-VN/A
2008AcuraCSXN/A
2008AcuraRDXN/A
2008HondaCivicN/A
2008HondaCR-VN/A
2007AcuraCSXN/A
2007AcuraRDXN/A
2007HondaCivicN/A
2007HondaCR-VN/A
2006AcuraCSXN/A
2006HondaCivicN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

181174139995379110SNAA0179110SNEA01842590104909108291138920829213899335HT399953HT399953CHTR010483REA1811741

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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