Bosch 6038C Cabin Air Filter

Bosch HEPA Cabin Filter for Subaru

Bosch Cabin Filter, HEPA 6038C is a cabin air filter built for Subaru applications that need high-efficiency particulate filtration. It helps clean the air entering the HVAC system by capturing dust, pollen, fumes, and other airborne contaminants before they reach the cabin.

The Bosch HEPA Premium Cabin Air Filter line is engineered to meet HEPA standards based on ISO 29463-3:2011, with filtration efficiency rated at 99.97% at 0.3 microns. For Subaru WRX, WRX STI, Forester, Crosstrek, XV Crosstrek, and Impreza owners, this filter supports cleaner interior air and a more controlled HVAC environment.

Key Features

• HEPA cabin air filtration for fine particulate capture
• Rated filtration efficiency of 99.97% at 0.3 microns
• Spunbound polyester with synthetic meltblown fibers
• OEM standard part construction
• Designed for HVAC intake air cleaning
• Recommended replacement interval: 12,000 miles

Detailed Description

Bosch 6038C is a HEPA cabin air filter designed for vehicles equipped with a cabin filtration system that draws outside air through the HVAC housing. The filter media uses spunbound polyester and synthetic meltblown fibers to trap fine airborne particles that can enter the passenger compartment. This Bosch Cabin Filter, HEPA product line focuses on high-efficiency filtration for drivers who want cleaner air inside the vehicle.

Compatible With 2013-2019 Subaru WRX, N/A; 2013-2019 Subaru WRX STI, N/A; 2009-2018 Subaru Forester, N/A; 2016-2017 Subaru Crosstrek, N/A; 2008-2016 Subaru Impreza, N/A; and 2013-2015 Subaru XV Crosstrek, N/A. Bosch 6038C is a direct-fit cabin air filter choice for these Subaru models when servicing the HVAC filtration system.

What It Helps Address

• Dust entering the cabin through the HVAC system
• Pollen exposure during seasonal driving
• Fumes and airborne pollutants drawn into the interior
• Reduced cabin air cleanliness from a loaded filter
• HVAC airflow restriction caused by a dirty cabin filter

Installation Notes and Tips

Replace the cabin filter at the recommended 12,000-mile interval or sooner if airflow drops or the filter is visibly loaded. Confirm the vehicle uses the listed cabin filter application before installation. Bosch 6038C is used in the HVAC filter location and should be installed according to the vehicle service procedure for the specific Subaru model.

Quality Assurance

Bosch designs this HEPA cabin filter to meet HEPA standards based on ISO 29463-3:2011 and to provide consistent particulate filtration for the listed Subaru applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.