Bosch 6091C Cabin Air Filter

Bosch HEPA Cabin Air Filter 6091C

Breathe cleaner air inside your vehicle with the Bosch Cabin Filter, HEPA 6091C. This OEM-standard cabin air filter is built for drivers who want dependable HVAC filtration for dust, pollen, fumes, and other airborne contaminants entering the cabin.

Bosch HEPA Premium Cabin Air Filters are engineered to meet HEPA standards based on ISO 29463-3:2011 and deliver 99.97% filtration efficiency at 0.3 microns. That level of filtration helps keep the air entering the HVAC system cleaner for daily commuting, highway driving, and seasonal allergy conditions.

Key Features

• HEPA cabin air filter designed for HVAC intake filtration
• 99.97% efficiency at 0.3 microns based on ISO 29463-3:2011 testing
• Spunbound polyester with synthetic meltblown fibers for fine particulate capture
• OEM standard part for direct replacement service
• Built to help reduce dust, pollen, fumes, and airborne pollutants inside the cabin
• Bosch part number 6091C for easy identification

Detailed Description

The Bosch Cabin Filter, HEPA 6091C is a premium replacement cabin air filter for vehicles equipped with compatible HVAC filter locations. It uses spunbound polyester and synthetic meltblown fibers to trap fine particulates before they enter the passenger compartment. Bosch’s HEPA filtration approach is focused on capturing very small airborne particles, making this filter a strong choice for drivers who want cleaner air in the cabin.

This Bosch 6091C cabin air filter is compatible with a wide range of GM and Acura applications, including Chevrolet Traverse, Chevrolet Silverado 1500, GMC Acadia, GMC Sierra 1500, Buick Enclave, Cadillac XT5, and more. It is also a direct-fit option for many Chevrolet, GMC, Buick, and Cadillac models across 2013-2025 model years. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Dust entering the cabin through the HVAC system
• Pollen exposure during allergy season
• Fumes and roadside pollutants drawn into the ventilation system
• Reduced cabin air cleanliness from a loaded or aging filter
• Air quality concerns in daily driving and stop-and-go traffic

Installation Notes and Tips

Replace the cabin air filter according to your vehicle maintenance schedule or sooner if airflow drops or the HVAC system begins to circulate stale air. Verify the filter location and size against your vehicle’s service information before installation. For fitment, this part fits 2024-2025 Buick Envista, N/A; fits 2018-2025 Chevrolet Traverse, N/A; fits 2017-2025 GMC Acadia, N/A; fits 2024 Acura ZDX, N/A; fits 2020-2024 Buick Encore GX, N/A; fits 2024 Cadillac CT4, N/A; fits 2020-2022 Cadillac CT4, N/A; fits 2024 Cadillac CT5, N/A; fits 2020-2021 Cadillac CT5, N/A; fits 2017-2024 Cadillac XT5, N/A; fits 2020-2024 Cadillac XT6, N/A; fits 2019-2024 Chevrolet Blazer, N/A; fits 2016-2024 Chevrolet Camaro, N/A; fits 2015-2024 Chevrolet Colorado, N/A; fits 2020-2024 Chevrolet Corvette, N/A; fits 2018-2024 Chevrolet Equinox, N/A; fits 2024 Chevrolet Equinox EV, N/A; fits 2016-2024 Chevrolet Malibu, N/A; fits 2019-2024 Chevrolet Silverado 1500, N/A; fits 2020-2024 Chevrolet Silverado 2500 HD, N/A; fits 2020-2024 Chevrolet Silverado 3500 HD, N/A; fits 2024 Chevrolet Silverado EV, N/A; fits 2021-2024 Chevrolet Trailblazer, N/A; fits 2024 Chevrolet Traverse Limited, N/A; fits 2024 Chevrolet Trax, N/A; fits 2015-2024 GMC Canyon, N/A; fits 2022-2024 GMC Hummer EV Pickup, N/A; fits 2024 GMC Hummer EV SUV, N/A; fits 2019-2024 GMC Sierra 1500, N/A; fits 2020-2024 GMC Sierra 2500 HD, N/A; fits 2020-2024 GMC Sierra 3500 HD, N/A; fits 2024 GMC Sierra EV, N/A; fits 2018-2024 GMC Terrain, N/A; fits 2018-2023 Buick Enclave, N/A; fits 2019-2023 Cadillac XT4, N/A; fits 2022-2023 Chevrolet Bolt EUV, N/A; fits 2017-2023 Chevrolet Bolt EV, N/A; fits 2021-2022 Cadillac Escalade, N/A; fits 2021-2022 Cadillac Escalade ESV, N/A; fits 2022 Chevrolet Silverado 1500 LTD, N/A; fits 2021-2022 Chevrolet Tahoe, N/A; fits 2022 GMC Sierra 1500 Limited, N/A; fits 2021-2022 GMC Yukon, N/A; fits 2021-2022 GMC Yukon XL, N/A; fits 2016-2020 Buick Envision, N/A; fits 2018-2020 Buick Regal Sportback, N/A; fits 2018-2020 Buick Regal TourX, N/A; fits 2016-2020 Cadillac CT6, N/A; fits 2019-2020 Chevrolet Impala, N/A; fits 2014-2015 Chevrolet Impala, N/A; fits 2019-2020 Chevrolet Sonic, N/A; fits 2017-2019 Buick LaCrosse, N/A; fits 2013-2019 Cadillac ATS, N/A; fits 2016-2019 Cadillac CTS, N/A; fits 2019 Cadillac XTS, N/A; fits 2013-2014 Cadillac XTS, N/A; fits 2016-2019 Chevrolet Cruze, N/A; fits 2016-2019 Chevrolet Volt, N/A; fits 2016 Chevrolet Cruze Limited, N/A; fits 2014-2015 Cadillac CTS, N/A, New Body Style; Cabin Filter, HEPA.

Quality Assurance

Bosch designs this HEPA cabin filter to meet defined filtration standards and OE-style replacement expectations. The Bosch 6091C is built for consistent cabin air filtration performance across the listed applications.