Denso 143-3216 Air Filter

Denso FTF Air Filter for Explorer and Mountaineer

The Denso FTF Air Filter 143-3216 is an engine air filter built to match the dimensions and application requirements of select Ford and Mercury SUVs. With a rectangular shape, 34.0 height, 386.0 side A length, and 205.0 side B length, it is sized for direct replacement service in the listed vehicles.

Denso’s First Time Fit air filter line focuses on OE-style fit and consistent filtration performance. For drivers searching for a Ford Explorer air filter or Mercury Mountaineer engine air filter, this part number 143-3216 provides a straightforward replacement option backed by Denso’s OEM filtration experience.

Key Features

• Engine air filter for air and fuel delivery service
• Rectangular filter shape for the listed applications
• Dimensions: 34.0 height, 386.0 side A length, 205.0 side B length
• Part number 143-3216 for easy lookup and ordering
• First Time Fit product line engineered to meet Denso quality standards
• Cross-references select FRAM, Purolator, Wix, and Ford numbers for the same application

Detailed Description

Denso 143-3216 is an engine air filter from the FTF Air Filter line, developed for vehicles that require a rectangular filter with the listed dimensions. It is a direct replacement choice for 2006-2010 Ford Explorer, 2007-2010 Ford Explorer Sport Trac, and 2006-2010 Mercury Mountaineer applications. If you are replacing a Ford Explorer air filter or servicing a Mercury Mountaineer engine air filter, this part number 143-3216 matches the specified fitment data.

This part cross-references FRAM CA9332 or Wix 42484 for the same application.

What This Filter Helps Address

• Restricted airflow caused by a dirty or loaded engine air filter
• Routine maintenance replacement for scheduled filter service
• Dust and debris buildup in the intake system
• Reduced engine breathing from a worn filter element
• Fitment uncertainty when replacing the original Ford Explorer or Mountaineer filter

Installation Notes and Tips

• Verify the existing filter dimensions before installation: 34.0 height, 386.0 side A length, and 205.0 side B length.
• Confirm vehicle application by year, make, and model before ordering.
• Inspect the air box and sealing surfaces during replacement to help maintain proper intake sealing.
• Use the listed fitment only: 2006-2010 Ford Explorer, 2007-2010 Ford Explorer Sport Trac, and 2006-2010 Mercury Mountaineer.

Quality Assurance

Denso builds the First Time Fit Air Filter line to meet its internal quality standards, drawing on its experience as a global OEM supplier of engine filtration components. The Denso 143-3216 is produced with quality assurance in mind for the listed Ford Explorer, Ford Explorer Sport Trac, and Mercury Mountaineer applications.