Pronto PA4877 Air Filter

Engine Air Filter for Ford Mustang and Contour

Pronto PA4877 is a cone-style engine air filter built for select Ford applications, including 1994-2004 Ford Mustang and 1998-2000 Ford Contour. Its 3.11-inch inlet diameter and compact cone shape support direct air intake service where a replacement filter with this profile is required.

Key Features

• Engine air filter for air and fuel delivery service
• Cone shape for intake filter applications
• 3.11-inch inlet diameter
• Side A length: 6.4 inches
• Side B length: 3.11 inches
• Outside diameter: 162.5 inches
• Pronto PA4877 part number for easy identification

Product Details

Pronto PA4877 is an engine air filter used in intake systems that call for a cone-style filter with the listed dimensions. It is a direct-fit option for 1994-2004 Ford Mustang and 1998-2000 Ford Contour applications, making it a practical replacement when servicing the factory air intake path. This part cross-references Baldwin PA4071 for the same application.

What It Helps Address

• Restricted airflow caused by a dirty or clogged engine air filter
• Service replacement for worn intake filtration media
• Fitment issues when the original filter uses a cone profile and 3.11-inch inlet
• Routine maintenance on Ford Mustang and Ford Contour intake systems

Installation Notes and Tips

Verify the inlet diameter, cone shape, and overall dimensions before installation. Confirm vehicle fitment by year and model: Fits 1994-2004 Ford Mustang; Fits 1998-2000 Ford Contour. Inspect the air intake housing and sealing surfaces during service to ensure the replacement filter seats correctly. Use the part number PA4877 when matching catalog listings or cross-references.

Quality Assurance

Pronto PA4877 is cataloged with defined dimensional specifications and confirmed vehicle fitment for Ford Mustang and Ford Contour applications. The part number PA4877 is also listed across multiple interchange references for application matching.