BOSCH C3821WS

Product Details Attribute

Bosch Workshop Cabin Filters offer an 80%* efficiency rate at 3 microns or greater in capturing dirt, dust and other environmental contaminants from entering the heating and air vents of a vehicle.

Features & Benefits:

Bosch engineered cabin air filters fit a majority of the cars on the road in North America today that come equipped with a cabin filter
Carbon Cabin filters (where applicable) are Charcoal lined filters that provide deodorizing agents
80% efficiency in capturing dirt, dust and other environmental contaminants
The best defense against microscopic particulates from entering the vehicle's cabin

Which Cabin Air Filter Is Right For You?

Filter Type	Air Flow	Filters Dust, Pollen, Soot & Debris (Dirty / Dusty Areas)	Controls / Reduces Outside Odors (Polluted, Odorous Areas)	Traps Harmful Gases (Heavy Traffic Areas)	Prevents Mold & Bacteria Growth (Hot & Humid Areas)
Particulate	★★★	★
Electrostatic Particulate	★★	★★	★		★
Carbon or Charcoal	★★	★	★★	★★
Multi-Layer	★	★★★	★★★	★★	★★★

Videos

Bosch Cabin Filter Installation

Alternate/OEM Part Number(s)

OEM / Interchange Numbers: 64312207985, C3821

Warranty Information

Warranty Information:Vehicle Manufacturer's Recommended Service IntervalWarranty Details

CAPA CERTIFIED or NSF CERTIFIED

CAPA Certified or NSF Certified parts bear the seal of independent, third party organizations guaranteeing fitment and quality equal to original equipment. These parts may be required if your insurance company is paying for the repair.

Specifications
Filter Media Material	Activated Charcoal
Height	1.181102 in.
Width	7.992126 in.
Activated Carbon Pre-Filter For Odor Removal	Yes
Automotive Material	Foam
Cabin Filter Type	Charcoal
Filter Quantity	2
HEPA Filter	No
Recommended Replacement Interval	12000 mi