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Part #: P3876WS

Bosch P3876WS Cabin Air Filter

Cabin Filter
⚙️ 45 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Cabin Filter
🚗Fitment: Audi, A4, A4 Quattro, S4, RS4, Allroad Quattro, A6, A6 Quattro, RS6, and S6
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Overview of Bosch Cabin Filter P3876WS

The Bosch Cabin Filter P3876WS is designed to maintain clean air quality inside your vehicle's cabin. Engineered for select Audi models, this particulate cabin air filter helps reduce airborne contaminants, ensuring a healthier driving environment.

  • OEM standard part designed for Audi A4, A4 Quattro, A6, A6 Quattro, Allroad Quattro, RS4, RS6, S4, and S6
  • Filter media made of spunbound polyester combined with synthetic meltblow fibers
  • Dimensions: 8.03 inches width by 1.18 inches height for precise fitment
  • Particulate cabin filter type without activated carbon or HEPA features
  • Recommended replacement interval of 12,000 miles for optimal performance

Detailed Product Description

The Bosch Cabin Filter P3876WS utilizes a filter media composed of spunbound polyester along with synthetic meltblow fibers, which effectively captures dust, pollen, and other particulate matter from the air entering the cabin. This particulate filter type is specifically designed to meet OEM standards, ensuring compatibility and reliable performance in Audi vehicles such as the A4, A6, RS4, and S6 series. The filter's foam automotive material provides a secure seal within the HVAC system, preventing unfiltered air bypass.

This filter does not include an activated carbon pre-filter for odor removal nor HEPA filtration, focusing primarily on particulate filtration. The dimensions of 8.031496 inches in width and 1.181102 inches in height ensure a precise fit for the designated Audi models. The Bosch Cabin Filter product line emphasizes quality and OEM compliance, making the P3876WS a suitable replacement part for maintaining air quality inside your vehicle.

Applications and Problem Solving

  • Reduces airborne dust and pollen entering the cabin
  • Helps minimize allergens for sensitive passengers
  • Prevents HVAC system clogging from particulate buildup
  • Maintains clear airflow for effective climate control
  • Supports overall cabin air quality in Audi A4, A6, RS, and S series vehicles

Installation Notes and Tips

  • Replace the cabin filter every 12,000 miles or as recommended by the vehicle manufacturer
  • Ensure the filter is installed with the correct airflow direction indicated on the filter frame
  • Inspect the filter housing for debris before installation
  • Use OEM Bosch Cabin Filter P3876WS for guaranteed fit and performance

Quality Assurance

The Bosch Cabin Filter P3876WS is manufactured to meet OEM standards, ensuring consistent quality and fitment for compatible Audi models. While specific warranty details are not provided, Bosch products typically adhere to strict quality control processes to maintain reliability and durability in automotive HVAC applications.

BrandBosch
Part NumberP3876WS
PositionCabin Filter
Activated Carbon Pre-Filter For Odor RemovalNo
Automotive Item TypeOEM Standard Part
Automotive MaterialFoam
Cabin Filter TypeParticulate
Cases Per Pallet (ORLY)104
Filter Media MaterialSpunbound Polyester Along With Synthetic Meltblow Fibers
HEPA FilterNo
Height1.181102
Previously cataloged as #P3876
Recommended Replacement Interval12000 mi
Unit(s) per Car Qty (ORLY)1
Width8.031496

This part fits 45 vehicles. Search below:

YearMakeModelBody TypePositionNotes
2009AudiA4ConvertibleN/ACabin Filter
2009AudiA4 QuattroConvertibleN/ACabin Filter
2009AudiS4N/ACabin Filter
2008AudiA4N/ACabin Filter
2008AudiA4 QuattroN/ACabin Filter
2008AudiRS4N/ACabin Filter
2008AudiS4N/ACabin Filter
2007AudiA4N/ACabin Filter
2007AudiA4 QuattroN/ACabin Filter
2007AudiRS4N/ACabin Filter
2007AudiS4N/ACabin Filter
2006AudiA4N/ACabin Filter
2006AudiA4 QuattroN/ACabin Filter
2006AudiS4N/ACabin Filter
2005AudiA4N/ACabin Filter
2005AudiA4 QuattroN/ACabin Filter
2005AudiAllroad QuattroN/ACabin Filter
2005AudiS4N/ACabin Filter
2004AudiA4N/ACabin Filter
2004AudiA4 QuattroN/ACabin Filter
2004AudiA6N/ACabin Filter
2004AudiA6 QuattroN/ACabin Filter
2004AudiAllroad QuattroN/ACabin Filter
2004AudiRS6N/ACabin Filter
2004AudiS4N/ACabin Filter
2003AudiA4N/ACabin Filter
2003AudiA4 QuattroN/ACabin Filter
2003AudiA6N/ACabin Filter
2003AudiA6 QuattroN/ACabin Filter
2003AudiAllroad QuattroN/ACabin Filter
2003AudiRS6N/ACabin Filter
2003AudiS6N/ACabin Filter
2002AudiA4N/ACabin Filter
2002AudiA4 QuattroN/ACabin Filter
2002AudiA6N/ACabin Filter
2002AudiA6 QuattroN/ACabin Filter
2002AudiAllroad QuattroN/ACabin Filter
2002AudiS6N/ACabin Filter
2001AudiA6N/ACabin Filter
2001AudiA6 QuattroN/ACabin Filter
2001AudiAllroad QuattroN/ACabin Filter
2000AudiA6N/ACabin Filter
2000AudiA6 QuattroN/ACabin Filter
1999AudiA6N/AFrom Chassis # 4B-X-045 001; Cabin Filter
1999AudiA6 QuattroN/AFrom Chassis # 4B-X-045 001; Cabin Filter

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

8E0819439

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.