Bosch P3701WS Workshop Cabin Air Filter

The Bosch P3701WS Workshop Cabin Air Filter is designed to keep your vehicle's interior air clean and fresh by filtering out harmful contaminants before they enter through your HVAC system. This premium replacement filter offers superior protection for you and your passengers while maintaining optimal airflow performance.

Advanced Multi-Layer Filtration Technology:

• First Layer: Non-woven pre-filter captures larger particles like dust and debris
• Second Layer: Electrostatically charged microfiber layer attracts and traps smaller particles including pollen, spores, and fine dust
• Third Layer: Non-woven cover layer provides structural stability and acts as an additional barrier against harmful elements

Key Performance Features:

• 80% filtration efficiency at 3 microns or greater, effectively blocking dirt, dust, and environmental particles
• High pleat count design provides greater surface area for increased filtration capacity and longer service life
• Foam perimeter gasket prevents unfiltered air from bypassing the filter media
• Rigid frame construction ensures proper fit and peak performance

Benefits:

• Improves cabin air quality for a healthier driving environment
• Helps protect HVAC system components from contamination and premature wear
• Reduces allergens and irritants for passengers with sensitivities
• Easy to install as a direct OE replacement

Bosch recommends inspecting your cabin air filter at least once a year and replacing it according to your vehicle manufacturer's maintenance schedule. If you notice reduced airflow through your vents or unusual odors from your HVAC system, it may be time for a replacement.