Bosch 77013WS Fuel Filter

Bosch Gasoline Fuel Filter 77013WS

Bosch 77013WS is an in-line gasoline fuel filter built for BMW fuel systems that require clean, consistent fuel delivery. It uses premium materials and Bosch injection-system expertise to deliver high-efficiency filtration for BMW Z3, 323i, 328i, 528i, 740i, M3, and other covered models.

Key Features

• In-line gasoline fuel filter for BMW applications
• 99% fuel filtration for cleaner fuel delivery
• Built with premium-quality materials and modern production methods
• Supports manufacturer-specified service intervals for fuel system maintenance
• Direct replacement style for covered BMW fuel filter applications

Product Details

This Bosch gasoline fuel filter is engineered for vehicles that use an in-line fuel filter layout and gasoline fuel type. The Bosch Gasoline Fuel Filter line focuses on maintaining fuel cleanliness before fuel reaches the injection system, which helps preserve consistent engine performance and dependable drivability. Part number 77013WS is a practical choice for BMW owners servicing older fuel systems where filtration quality matters. This part cross-references BMW 13321740985 for the same application.

Vehicle Fitment

• Fits 1996-2001 BMW Z3, N/A
• Fits 2000 BMW 323Ci, N/A
• Fits 1998-2000 BMW 323i, N/A
• Fits 2000 BMW 328Ci, N/A
• Fits 1996-2000 BMW 328i, N/A
• Fits 1997-2000 BMW 528i, N/A
• Fits 1995-1999 BMW 318ti, N/A
• Fits 1998-1999 BMW 323is, N/A
• Fits 1996-1999 BMW 328is, N/A
• Fits 1997-1999 BMW 740i, N/A
• Fits 1995 BMW 740i, N/A
• Fits 1995-1999 BMW 740iL, N/A
• Fits 1995-1999 BMW M3, N/A
• Fits 1995-1998 BMW 318i, N/A
• Fits 1997-1998 BMW 540i, N/A
• Fits 1995-1997 BMW 318is, N/A
• Fits 1995-1997 BMW 840Ci, N/A
• Fits 1995 BMW 325i, N/A
• Fits 1995 BMW 325is, N/A
• Fits 1995 BMW 530i, N/A; From 05/1995
• Fits 1995 BMW 540i, N/A; From 05/1995

Common Service Issues

• Restricted fuel flow from a clogged BMW fuel filter
• Rough idle or hesitation caused by contaminated fuel delivery
• Reduced engine performance from poor filtration
• Fuel system wear related to debris passing through an aging filter
• Service interval maintenance on BMW gasoline models

Installation Notes

Install this Bosch fuel filter in the vehicle’s in-line fuel filter location and verify the fuel type and application before service. Replace the filter at the manufacturer-specified interval and confirm proper fuel line routing after installation. For BMW 323i fuel filter, BMW Z3 fuel filter, and BMW M3 fuel filter service, match the part number and fitment details to the vehicle build information.

Quality Assurance

Bosch fuel filters are produced with modern manufacturing methods and filtration-focused engineering to support reliable fuel system protection. Bosch recommends replacement at the service intervals specified by the vehicle manufacturer to maintain performance and extend engine life.