Bosch P3950WS Cabin Air Filter

Bosch Cabin Filter P3950WS Overview

Bosch P3950WS is an OEM standard particulate cabin air filter built for select Cadillac, Chevrolet, and GMC trucks and SUVs. It uses multiple layers of filtration media to capture dirt and environmental particles before they enter the passenger compartment, helping maintain cleaner in-cabin air for daily driving.

The Bosch Cabin Filter line focuses on straightforward OE-style replacement performance. For drivers searching for a cabin air filter for 2015-2020 Chevrolet Tahoe, 2015-2020 GMC Yukon, or 2014-2018 Chevrolet Silverado 1500, P3950WS provides a direct-fit particulate solution.

Key Features

• Particulate cabin air filter for HVAC filtration
• Multiple layers of spunbound polyester and synthetic meltblow fibers
• Captures up to 80% of dirt and environmental particles, per manufacturer data
• OEM standard part construction
• No activated carbon pre-filter for odor removal
• No HEPA filter media
• Designed for select Cadillac Escalade, Chevrolet Silverado, Tahoe, Suburban, and GMC Yukon applications

Detailed Description

Bosch P3950WS is a cabin air filter designed to replace the factory filter in compatible HVAC systems. The particulate media uses layered synthetic materials to trap airborne debris entering the cabin through the ventilation system. This helps support cleaner airflow for passengers in vehicles such as the Cadillac Escalade, Chevrolet Tahoe, GMC Yukon, and Chevrolet Silverado 2500 HD.

This Bosch Cabin Filter part number P3950WS is built as an OEM standard replacement and is sized for the listed applications. It cross-references Monroe Shocks & Struts 23281440 for the same application.

What It Helps Address

• Dust entering the cabin through the HVAC intake
• Road grime and environmental particles circulating through the vents
• Reduced cabin air cleanliness from a loaded or clogged filter
• Passenger discomfort caused by poor filtration performance
• Routine cabin filter replacement needs on GM full-size trucks and SUVs

Installation Notes and Tips

Replace the cabin filter according to the vehicle service schedule or sooner if airflow drops or the existing filter is visibly dirty. Confirm the filter dimensions and vehicle application before installation. This part is listed for the cabin filter position only and is not an engine air filter.

Compatible With: 2015-2020 Cadillac Escalade, cabin filter; 2015-2020 Cadillac Escalade ESV, cabin filter; 2015-2020 Chevrolet Tahoe, cabin filter; 2015-2020 GMC Yukon, cabin filter; 2015-2020 GMC Yukon XL, cabin filter; 2019 Chevrolet Silverado 1500 LD, cabin filter; 2015-2019 Chevrolet Silverado 2500 HD, cabin filter; 2015-2019 Chevrolet Silverado 3500 HD, cabin filter; 2016-2019 Chevrolet Suburban 3500 HD, cabin filter; 2019 GMC Sierra 1500 Limited, cabin filter; 2015-2019 GMC Sierra 2500 HD, cabin filter; 2015-2019 GMC Sierra 3500 HD, cabin filter; 2014-2018 Chevrolet Silverado 1500, cabin filter; 2014-2018 GMC Sierra 1500, cabin filter.

Quality Assurance

Bosch cabin filters are engineered to OE-style standards for fit and filtration consistency. P3950WS is a particulate cabin filter built for the listed GM applications and uses synthetic filter media selected for passenger-compartment air filtration.