Wix 58050 Transmission Filter Kit

Wix 58050 Transmission Filter Kit

The Wix 58050 transmission filter kit is built for automatic transmissions that need clean fluid flow and reliable filtration. It uses application-specific sealing components and a lock-seamed, sealed construction to help keep unfiltered fluid from bypassing the filter media.

Compatible with select Subaru automatic transmission service applications, including Subaru Forester, Impreza, Legacy, and Outback models, this kit is a direct-fit maintenance part for pan-style filter service.

Key Features

• Automatic transmission filter kit for service maintenance
• Application-specific filtration media helps control fluid contamination
• Lock-seamed and sealed assembly supports complete fluid filtration
• Includes sealing gaskets designed for modern transmission fluids
• Metal-end, closed-top filter style
• Light-duty construction for passenger vehicle use

Detailed Description

The Wix 58050 is a transmission filter kit designed for automatic transmission service where proper fluid cleanliness is critical. Its construction focuses on preventing bypass around the filtration media, while the included sealing components are matched to the demands of today’s transmission fluids. This makes it a practical choice for Subaru automatic transmission filter service on vehicles such as the Forester, Impreza, Legacy, and Outback.

This part cross-references Subaru 31728AA050 and Beck/Arnley 0440315 for the same application. The Wix 58050 is a direct replacement option for drivers and technicians looking for a transmission filter kit with OE-style fitment and service-focused construction.

What It Helps Address

• Dirty or contaminated automatic transmission fluid
• Restricted fluid flow caused by a worn filter
• Poor sealing at the transmission pan or filter interface
• Service intervals that call for transmission filter replacement
• Maintenance on Subaru pan-style filter applications

Installation Notes and Tips

Use this filter kit during automatic transmission service on the listed Subaru applications. Confirm pan style filter configuration before installation, and inspect the sealing surfaces for debris or damage before fitting the new gaskets. Follow the vehicle service procedure and use the correct transmission fluid specified for the application.

Fits 1999-2003 Subaru Forester, pan style filter. Fits 2002-2003 Subaru Impreza. Fits 2000-2003 Subaru Legacy, pan style filter. Fits 2000-2003 Subaru Outback, pan style filter. Fits 2000 Subaru Impreza, manufacturer OE recommended oil change intervals.

Quality Assurance

Wix designs this transmission filter kit with sealed construction and application-specific components to support consistent filtration performance in automatic transmission service.