Hengst E3945LB Cabin Air Filter

Hengst HEZ Cabin Air Filter E3945LB

The Hengst HEZ Cabin Air Filter E3945LB is a biofunctional cabin air filter built for Porsche HVAC systems. It is specified with biological filter media and is intended for drivers who want a cabin air filter replacement that addresses airborne contaminants at the HVAC intake.

Key Features

• Biofunctional cabin air filter media
• Biological filter media material
• HEZ Cabin Air Filter product line
• Direct fitment for select Porsche 718, 911, Boxster, and Cayman applications
• Part number E3945LB for accurate ordering and service matching

Product Details

Hengst HEZ Cabin Air Filter E3945LB is a cabin air filter - biofunctional designed for Porsche climate control systems. The HEZ Cabin Air Filter line focuses on cabin filtration for passenger comfort and HVAC performance, and this part is listed with biological filter media for the specified applications. It fits 2017-2024 Porsche 718 Boxster, 2023 Porsche 718 Spyder, 2017-2021 Porsche 718 Cayman, 2012-2019 Porsche 911, 2013-2016 Porsche Boxster, and 2014-2016 Porsche Cayman. If you are searching for a Porsche 718 Boxster cabin air filter E3945LB or a Porsche 911 cabin air filter replacement, this part matches the listed fitment.

What It Helps Address

• Reduced cabin air filtration performance from a loaded filter
• Dust and airborne debris entering the HVAC system
• Unwanted odors and stale cabin air at the intake
• Restricted airflow through the climate control system
• Routine maintenance needs for Porsche cabin air filtration

Installation Notes and Tips

Verify the vehicle year, model, and HVAC filter location before installation. Replace the cabin air filter during scheduled maintenance or when airflow drops, odors increase, or the existing filter shows visible contamination. Confirm the part number E3945LB against the vehicle service information for the exact application.

Quality Assurance

Hengst supplies filtration products for automotive HVAC service, and the HEZ Cabin Air Filter line is built around application-specific cabin filtration requirements. This part cross-references no listed interchange numbers in the provided data.