ATP Parts B-424 Transmission Filter Kit

ATP B-424 Transmission Filter Kit

ATP Parts B-424 is a transmission filter kit for BMW applications that use the 6L45E transmission. It helps keep transmission fluid cleaner by capturing wear debris before it can circulate through the valve body and other critical internal components. For BMW 328i, 328i xDrive, X3, and 128i service, this filter kit supports routine transmission maintenance and fluid cleanliness.

Key Features

• Transmission filter kit for automatic transmission service
• Helps remove debris created by normal transmission wear
• Supports cleaner fluid flow through the valve body and internal passages
• Direct fit for select BMW models with the 6L45E transmission
• ATP Parts part number B-424 for service identification

Detailed Description

ATP B-424 is built for transmission service on select BMW vehicles, including 2007-2010 BMW X3, 2009 BMW 128i, 2009-2010 BMW 328i, and 2010-2013 BMW 328i xDrive. It also fits 2008 BMW X3 and 2010 BMW X3, with the 2007 and 2009 X3 applications limited to the 6L45E transmission. By filtering fluid contaminants, this kit helps maintain proper hydraulic operation inside the transmission and supports long-term serviceability. This part cross-references OE-style numbers 24 11 7 593 565 and 24236595 for the same application.

Common Problems This Part Addresses

• Dirty transmission fluid from normal wear and tear
• Debris buildup that can restrict valve body passages
• Contamination that contributes to shifting concerns
• Reduced fluid cleanliness during routine transmission service
• Maintenance needs on BMW automatic transmissions with the 6L45E

Installation Notes and Tips

Verify transmission type before ordering, especially on 2007 and 2009 BMW X3 applications that require the 6L45E. Replace the filter during transmission service whenever the pan is removed and the fluid is being serviced. Clean the transmission pan and inspect the fluid condition before reassembly to help confirm the source of contamination.

Quality Assurance

ATP Parts focuses on transmission service components that support clean fluid circulation and proper internal operation. B-424 is a service replacement filter kit for select BMW automatic transmissions and is identified by ATP part number B-424.