Denso 143-3137 Air Filter

Denso FTF Air Filter for Honda and Acura

The Denso FTF Air Filter, part number 143-3137, is an engine air filter built to match the fit and filtration needs of select Honda and Acura applications. Its polygon shape and OE-style dimensions help support proper sealing in the air box for consistent airflow management.

Compatible with 2004-2008 Acura TSX and 2003-2007 Honda Accord, this Denso air filter is a direct-fit replacement for drivers looking for a clean, application-specific service part. The 143-3137 filter is also a practical cross-reference for FRAM CA9564, Purolator A25503, and Wix 46831 applications.

Key Features

• Engine air filter for select Honda Accord and Acura TSX models
• Polygon-shaped filter media with OE-style dimensions
• Height: 44.0
• Side A Length: 339.0
• Side B Length: 149.0
• Denso First Time Fit Air Filter line
• Part number 143-3137 for easy catalog matching

Product Details

Denso’s First Time Fit Air Filter line focuses on application-specific fitment and filtration consistency for routine engine service. For 2003-2007 Honda Accord and 2004-2008 Acura TSX models, the 143-3137 air filter is shaped to match the factory air box dimensions listed in the product data, helping maintain proper installation fit and airflow path alignment. If you are searching for a Honda Accord engine air filter or an Acura TSX air filter replacement, this part number provides a direct reference point for maintenance and replacement planning.

What This Air Filter Helps Address

• Restricted airflow from a dirty or clogged engine air filter
• Dust and debris buildup in the intake system
• Service intervals requiring a replacement Honda Accord air filter
• Replacement needs for an Acura TSX engine air filter
• Fitment matching for OE-style filter service on listed vehicles

Installation Notes and Tips

Verify the air box shape and dimensions before installation, especially on 2003-2007 Honda Accord and 2004-2008 Acura TSX applications. Compare the old filter to part number 143-3137 to confirm the polygon profile and overall size match the housing. Install the filter with the sealing edges seated evenly in the air box to support proper closure and filtration performance.

Quality Assurance

Denso positions the First Time Fit Air Filter line around OE-level engineering and quality control, with product assurance built into the brand’s filtration standards. That makes the 143-3137 a dependable service part choice for drivers maintaining Honda Accord and Acura TSX intake systems.