Bosch 3441 Engine Oil Filter

Bosch Premium Oil Filter 3441 Overview

The Bosch Premium Oil Filter 3441 is a spin-on engine oil filter built to help keep dirt and harmful particles out of the lubrication system. It is a direct-fit style oil filter for select Audi and Volkswagen applications, including Audi A4, A4 Quattro, A6, A6 Quattro, S4, Cabriolet, 90, 90 Quattro, Allroad Quattro, and Volkswagen Passat models.

Bosch Premium Oil Filters use a cellulose paper filtering medium and a nitrile gasket for dependable sealing in everyday driving conditions. The Bosch Premium Oil Filter 3441 is sized for applications that call for a 3/4-16 thread and a spin-on/canister design.

Key Features

• Brand: Bosch Premium Oil Filter
• Part number: 3441
• Spin-on oil filter design for select OE-style applications
• Cellulose paper filter media for particle capture
• 20 micron rating for fine filtration
• 3/4-16 inside thread size and connection size
• Nitrile gasket material for sealing at the mounting surface
• 3.75 in oil filter height and 3.78 in outside diameter
• Burst pressure rated at 200
• Relief valve pressure listed at 30-40 PSI

Product Details

Bosch positions the Premium Oil Filter line as an OE-style replacement option focused on engine protection and consistent oil flow. This filter is engineered to trap contaminants before they circulate through the engine, helping reduce wear on internal components over time. For drivers searching for a Bosch 3441 oil filter for Audi A4 Quattro or Volkswagen Passat service, this part provides the correct spin-on format and thread specification for listed applications.

Fitment includes 1996-2006 Audi A4 Quattro, 1996-2005 Audi A4, 2001-2005 Audi Allroad Quattro, 1998-2005 Volkswagen Passat, 1995-2004 Audi A6, 1995-2004 Audi A6 Quattro, 2000-2002 Audi S4, 1995-1998 Audi Cabriolet, 1994-1995 Audi 90, and 1995 Audi 90 Quattro. This part cross-references no listed interchange numbers in the provided data.

Common Uses

• Replacing a clogged or dirty oil filter during routine maintenance
• Addressing reduced oil filtration efficiency from extended service intervals
• Restoring proper sealing when an old gasket has hardened or degraded
• Supporting cleaner oil circulation in high-mileage Audi and Volkswagen engines
• Servicing vehicles that require a 3/4-16 spin-on oil filter

Installation Notes

Verify the thread size, filter height, and outside diameter against the vehicle’s service requirements before installation. Inspect the mounting surface for old gasket material, and confirm the new filter seats evenly by hand before tightening to the manufacturer’s specified procedure. This Bosch 3441 filter is intended for the listed Audi and Volkswagen applications only.

Quality Assurance

Bosch Premium Oil Filters are built to support engine protection by filtering out damaging debris and maintaining high-performance oil flow in the specified applications. The Premium Oil Filter line is designed around OE-style fitment and filtration-focused construction for select Audi and Volkswagen engines.