Denso 143-3797 Engine Air Filter
OE Quality 60-Day Returns
Denso
 Engine Air Filter - FTF Air Filter

Denso 143-3797 Engine Air Filter

Brand Denso 143-3797
Product line Engine Air Filter - FTF Air Filter
Fits Honda · 4 vehicles

OE-quality fit. Engine air filter engineered to meet Denso's high standards.

First Time Fit. Built for dependable filtration performance and quality assurance.

OEM heritage. From a global leader in engine filtration components.

Cross-references Honda 17220-5WJ-A01, Honda 172205WJA01 and Purolator A31426 for the same application. See all 4.

$28.80Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $28.80
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
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Denso FTF Air Filter for Honda Clarity

The Denso FTF Air Filter 143-3797 is an engine air filter built for select Honda Clarity applications. It supports clean intake airflow for 2018-2021 Honda Clarity models and is a direct-fit replacement for routine maintenance.

Key Features

  • Engine air filter for select Honda Clarity models
  • Denso First Time Fit Air Filter line for OE-style replacement needs
  • Built to Denso quality standards for filtration performance
  • Direct replacement part number 143-3797
  • Cross-references Honda 17220-5WJ-A01 and Wix WA10839 for the same application

Product Details

Denso’s FTF Air Filter line focuses on first-fit replacement parts engineered to meet the brand’s filtration standards. This engine air filter is made for 2018-2021 Honda Clarity vehicles, including the 2021 Honda Clarity and 2018-2020 Honda Clarity, and it is intended to replace the original air filter used in the intake system. The part number 143-3797 is a useful reference when matching the correct filter for Honda Clarity maintenance.

For buyers searching for a Honda Clarity engine air filter, Denso 143-3797 provides a straightforward OE-style replacement option. It is also a practical cross-reference for Purolator A31426 and Wix WA10839 in the same application.

What It Helps Address

  • Restricted engine airflow from a dirty air filter
  • Routine replacement needs during scheduled maintenance
  • Dust and debris buildup in the intake system
  • Incorrect filter selection when matching Honda Clarity fitment

Installation Notes

Verify the vehicle year before ordering. This filter is listed for 2021 Honda Clarity and 2018-2020 Honda Clarity applications. Compare the existing filter dimensions and part number 143-3797 against the original unit before installation. Follow the vehicle service procedure for air filter replacement and inspect the airbox for debris before closing the housing.

Quality Assurance

Denso positions the FTF Air Filter line as a first-fit replacement product backed by the company’s filtration engineering and quality standards. The manufacturer states that quality assurance is provided for this air filter line.

Related reading

This part fits 4 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelNotes
2021HondaClarityEngine Air Filter - FTF Air Filter
2020HondaClarityFTF Air Filter
2019HondaClarityFTF Air Filter
2018HondaClarityFTF Air Filter
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Honda — 17220-5WJ-A01Honda — 172205WJA01Purolator — A31426Wix — WA10839