Denso 143-3172 Air Filter

Denso FTF Air Filter for Honda Civic

The Denso First Time Fit engine air filter is built for 2006-2011 Honda Civic applications and follows Denso’s OE-focused filtration standards. With a square profile and precise dimensions, this Denso 143-3172 air filter is made for direct replacement service on the Civic’s engine intake system.

• Engine air filter for 2006-2011 Honda Civic
• Square filter shape for OE-style fitment
• Dimensions: 36.0 height, 187.0 side A length, 178.0 side B length
• Denso First Time Fit product line for direct replacement applications
• Cross-reference: FRAM CA10490

Product Details

Denso’s FTF Air Filter line is engineered around first-install fit and consistent filtration performance. Part number 143-3172 is a square engine air filter with a 36.0 height and side lengths of 187.0 and 178.0, giving it the size profile needed for the specified Honda Civic fitment. If you are replacing a worn or restricted Honda Civic air filter, this Denso 143-3172 provides a direct replacement option for the 2006-2011 model years listed.

Compatible With 2006-2011 Honda Civic, N/A. This part cross-references FRAM CA10490 for the same application.

Common Issues This Filter Can Address

• Restricted airflow from a dirty or clogged engine air filter
• Dust and debris buildup in the intake system
• Reduced filtration efficiency from a saturated filter element
• Service replacement for routine Honda Civic maintenance
• Fitment mismatch when replacing the factory-style air filter

Installation Notes

Verify the filter shape and dimensions against the airbox before installation. Confirm the vehicle is a 2006-2011 Honda Civic and inspect the housing for dirt or debris before placing the new filter. Always seat the filter evenly in the airbox to maintain proper sealing and airflow.

Quality Assurance

Denso develops First Time Fit air filters with the same OE-oriented approach that supports its role as a global supplier of engine filtration components. The brand states that quality assurance is built into the First Time Fit line, and this part number 143-3172 reflects that focus on consistent fit and performance.