Bosch 5418WS Engine Air Filter

Bosch Workshop Air Filter for Acura TSX

The Bosch Workshop Air Filter 5418WS is an engine air filter built for clean airflow and dependable engine protection. It uses a panel-style design with a high pleat count and cellulose cured media to help capture outside particles before they reach the engine.

Compatible With 2009-2014 Acura TSX applications, this Bosch air filter is designed for drivers who want a direct-fit replacement for routine maintenance. The polyurethane seal helps maintain filter surface integrity while adding resistance to water and heat.

Key Features

• Panel-style engine air filter for Acura TSX fitment
• High pleat count for increased filtering surface area
• Cellulose cured media with 98% filtering efficiency
• Polyurethane seal for elasticity and sealing performance
• Built to help keep intake air cleaner for engine protection
• Bosch Workshop Air Filter line for service replacement applications

Detailed Product Overview

Bosch 5418WS is an engine air filter designed for 2009-2014 Acura TSX models. The filter media is engineered to trap airborne contaminants while maintaining airflow, and the panel shape supports a straightforward OE-style service replacement. Bosch Workshop Air Filter products focus on practical filtration performance for everyday maintenance, and this part number, 5418WS, follows that approach with a sealed construction and pleated media design.

This part cross-references Honda 17220RL5A00 for the same application.

Common Issues This Filter Can Address

• Dirty intake air entering the engine
• Reduced filtration from a worn or clogged air filter
• Loss of sealing performance around the filter edge
• Restricted airflow caused by excessive debris buildup
• Routine maintenance replacement for Acura TSX air intake service

Installation Notes and Tips

Install the Bosch 5418WS in the factory air filter housing for the listed Acura TSX model years. Inspect the air box, lid, and sealing surfaces before installation, and replace the filter if the existing element shows heavy dirt loading, tears, or deformation. Verify the part number against the vehicle’s original filter specification before service.

Quality Assurance

Bosch designs this Workshop Air Filter with pleated cellulose media and a polyurethane seal to support consistent filtration and sealing performance. The 5418WS is built as a service replacement air filter for the listed Acura TSX applications.