ATP Parts B-321 Transmission Filter Kit

Transmission Filter Kit for Mitsubishi and Dodge

ATP Parts B-321 is a transmission filter kit built to help keep automatic transmission fluid clean as debris builds up from normal wear. Clean fluid helps protect the valve body and other internal components from clogging, which can lead to shifting problems and expensive repairs.

Compatible with select Mitsubishi Eclipse, Endeavor, Galant, Diamante, Chrysler Sebring, Dodge Stratus, and Kia Sedona applications, ATP B-321 is a direct-fit service part for routine transmission maintenance.

Key Features

• Transmission filter kit for automatic transmission service
• Helps remove wear debris from transmission fluid
• Supports cleaner fluid flow through the valve body and internal passages
• OE-style service replacement for select Mitsubishi, Dodge, Chrysler, and Kia vehicles
• ATP Parts B-321 cross-references Pioneer Automotive Industries 746233 for the same application

Detailed Description

ATP Parts B-321 is designed for transmission service on vehicles that use a sump-style filter. Regular filter replacement helps maintain fluid cleanliness, which is important for transmission operation and long-term durability. This part number is commonly searched for Mitsubishi Eclipse transmission filter kit, Mitsubishi Galant transmission service kit, and Dodge Stratus transmission filter replacement applications. The ATP B-321 part number is also used in cross-reference searches for the same fitment family.

Fits 2010-2012 Mitsubishi Eclipse, N/A; 2010-2011 Mitsubishi Endeavor, N/A; 2004-2008 Mitsubishi Endeavor, N/A; 2000-2006 Mitsubishi Galant, N/A; 2001-2005 Dodge Stratus, N/A; 2000-2005 Mitsubishi Eclipse, N/A; 2004 Chrysler Sebring, N/A; 2000-2004 Mitsubishi Diamante, N/A; 2002-2003 Kia Sedona, N/A.

What It Helps Address

• Dirty transmission fluid caused by normal wear debris
• Restricted fluid flow through the transmission filter
• Clogging in the valve body and related hydraulic passages
• Shift quality issues related to neglected transmission service
• Preventable transmission wear from overdue filter replacement

Installation Notes and Tips

Some applications require transmission disassembly for filter replacement, while others use a sump filter service procedure. Confirm the vehicle year, make, model, and transmission configuration before ordering. For best results, replace the filter during scheduled transmission service and inspect the pan and fluid condition at the same time.

Quality Assurance

ATP Parts manufactures transmission service components for routine maintenance needs. B-321 is built for the listed applications and supports clean-fluid service intervals on compatible Mitsubishi, Dodge, Chrysler, and Kia vehicles.