Denso 143-3738 Engine Air Filter

Denso FTF Air Filter for Sonic

The Denso FTF Air Filter 143-3738 is an engine air filter built to match the dimensions and fitment requirements of select Chevrolet Sonic applications. With a rectangular shape and a 50.0 mm height, it is sized for proper air intake sealing and consistent airflow management in the engine air box.

Compatible with 2012-2015 Chevrolet Sonic and 2019 Chevrolet Sonic applications, this Denso air filter supports routine engine maintenance for drivers searching for a Chevrolet Sonic engine air filter, Denso 143-3738 replacement, or First Time Fit air filter by part number.

FTF Air Filter Line Details

Denso’s First Time Fit line is engineered to meet the brand’s OE-level quality standards for filtration components. The FTF Air Filter line focuses on accurate fit and dependable performance, making it a practical choice for owners who want a direct replacement air filter for the Chevrolet Sonic.

Key Features

• Part number: 143-3738
• Engine air filter for select Chevrolet Sonic models
• Rectangular filter shape for OE-style air box fitment
• Height: 50.0 mm
• Side A length: 240.0 mm
• Side B length: 172.0 mm
• Designed under Denso First Time Fit quality standards

What This Air Filter Helps Address

• Restricted airflow caused by a dirty or clogged engine air filter
• Dust and debris entering the intake system
• Reduced filtration performance from a worn filter element
• Maintenance needs for a Chevrolet Sonic engine air filter replacement
• Fitment concerns when replacing with the correct Denso 143-3738 part

Installation Notes and Tips

Verify the existing filter dimensions and housing shape before installation. This filter is listed for 2012-2015 Chevrolet Sonic and 2019 Chevrolet Sonic applications, so confirm the vehicle year before ordering. For best results, inspect the air box for dirt or debris before installing the new filter and ensure the filter seats evenly in the housing.

Quality Assurance

Denso positions the First Time Fit line as an OE-focused filtration program backed by its experience as a global OEM supplier. The 143-3738 is produced to Denso quality standards for consistent fit and filtration performance.

This part cross-references FRAM CA11222 and Wix 49590 for the same application.