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Part #: 143-3181

Denso 143-3181 Air Filter

FTF Air Filter
⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦FTF Air Filter
🚗Fitment: Acura, TSX
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Overview of the Denso FTF Air Filter 143-3181 for Acura TSX

The Denso FTF Air Filter 143-3181 is designed specifically for the Acura TSX, providing reliable engine air filtration. This engine air filter features a polygon shape with precise dimensions to ensure a proper fit and optimal airflow.

  • Compatible with Acura TSX models
  • Polygon shape with side lengths of 237.0 mm and 211.0 mm
  • Height of 54.0 mm for efficient air filtration
  • Part number 143-3181 for accurate identification
  • Part of the Denso FTF Air Filter product line

Details on the Denso FTF Air Filter Product Line

The FTF Air Filter line by Denso focuses on delivering engine air filters engineered for precise fitment and filtration performance. This product line emphasizes maintaining engine efficiency by filtering out contaminants while allowing sufficient airflow. The 143-3181 model continues this approach, tailored for the Acura TSX to meet OEM specifications.

Technical Specifications and Attributes

The Denso 143-3181 air filter is polygon-shaped, with side A measuring 237.0 mm and side B measuring 211.0 mm, and a height of 54.0 mm. These dimensions ensure a secure fit within the Acura TSX air intake system, preventing unfiltered air from entering the engine. The shape and size are critical for maintaining proper engine performance and longevity.

Common Applications and Problem Solving

  • Prevents engine damage caused by dust and debris
  • Helps maintain optimal engine air flow and fuel efficiency
  • Reduces engine wear by filtering harmful particles
  • Supports consistent engine performance in Acura TSX vehicles
  • Replaces worn or clogged air filters to restore air intake quality

Installation Notes and Tips

When installing the Denso FTF Air Filter 143-3181, ensure the polygon shape aligns correctly with the air filter housing in the Acura TSX. Check for a secure seal around all edges to prevent air bypass. It is recommended to inspect the air filter housing for debris before installation and replace the filter according to the vehicle manufacturer’s maintenance schedule.

Quality Assurance and Warranty

Denso manufactures the FTF Air Filter 143-3181 to meet strict quality standards, ensuring durability and reliable filtration performance. While specific warranty details are not provided here, Denso products typically come with manufacturer-backed warranties covering defects in materials and workmanship.

BrandDenso
Part Number143-3181
PositionFTF Air Filter
Height54.0
ShapePOLYGON
Side A Length237.0
Side B Length211.0

This part fits 6 vehicles. Search below:

YearMakeModelPositionNotes
2014AcuraTSXN/AFTF Air Filter
2013AcuraTSXN/AFTF Air Filter
2012AcuraTSXN/AFTF Air Filter
2011AcuraTSXN/AFTF Air Filter
2010AcuraTSXN/AFTF Air Filter
2009AcuraTSXN/AFTF Air Filter

* 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:

17220-RL5-A00

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