HomeTransmission > Service KitsATP Parts B-404 Transmission Filter Kit
Part #: B-404

ATP Parts B-404 Transmission Filter Kit

Premium Replacement
⚙️ 72 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Premium Replacement
🚗Fitment: Ford, Lincoln, Mazda, and Mercury, 2, 3, 3 Sport, 5, 6, CX-7, Fusion, Milan, MKZ, and Zephyr
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Transmission Filter Kit for Ford, Lincoln, Mazda, and Mercury

The ATP Parts Premium Replacement Transmission Filter Kit B-404 is designed to maintain optimal transmission performance in select Ford, Lincoln, Mazda, and Mercury vehicles. This kit provides essential filtration to help protect your transmission system from contaminants and wear.

  • Compatible with Ford Fusion, Zephyr, and Milan models
  • Fits Lincoln MKZ and Zephyr vehicles
  • Suitable for Mazda 3, 3 Sport, 5, 6, and CX-7 models
  • Designed for Mercury Milan and Zephyr
  • Part number B-404 ensures precise fit and function

About the ATP Parts Premium Replacement Line

The Premium Replacement line from ATP Parts focuses on delivering dependable aftermarket components that meet or exceed OEM standards. The B-404 Transmission Filter Kit is part of this line, offering a balance of quality and value for maintaining transmission health in compatible vehicles.

Product Details and Compatibility

This transmission filter kit is engineered specifically for use in a range of Ford, Lincoln, Mazda, and Mercury models, including the Ford Fusion and Zephyr, Lincoln MKZ, Mazda 3 and CX-7, and Mercury Milan. The kit helps to filter out debris and contaminants from the transmission fluid, which is critical for smooth shifting and prolonging transmission life. Using part number B-404 ensures you receive a component tailored to your vehicle’s transmission system requirements.

Common Applications and Issues Addressed

  • Helps prevent transmission fluid contamination
  • Reduces risk of transmission slipping or rough shifting
  • Supports proper fluid flow and pressure regulation
  • Assists in extending transmission service intervals
  • Mitigates premature transmission wear due to debris

Installation Notes and Tips

When installing the ATP Parts B-404 Transmission Filter Kit, ensure the vehicle is securely lifted and the transmission fluid is drained properly. Follow manufacturer guidelines for torque specifications and gasket placement. It is recommended to replace the transmission fluid and filter simultaneously to maintain system integrity. Verify compatibility with your specific model year before installation.

Quality Assurance and Warranty

ATP Parts backs the Premium Replacement Transmission Filter Kit B-404 with quality standards aligned to OEM specifications. While specific warranty details are not provided here, ATP Parts products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or ATP Parts directly for warranty terms.

BrandATP Parts
Part NumberB-404
PositionPremium Replacement
LineCodeAtp

This part fits 72 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
2015Mazda52.5LL4N/AW/ Pan; Premium Replacement
2014Mazda21.5LL4N/APremium Replacement
2014Mazda52.5LL4N/APremium Replacement
2013Mazda21.5LL4N/APremium Replacement
2013Mazda32.5LL4N/APremium Replacement
2013Mazda32.0LL4N/APremium Replacement
2013Mazda3 Sport2.5LL4N/APremium Replacement
2013Mazda3 Sport2.0LL4N/APremium Replacement
2013Mazda52.5LL4N/APremium Replacement
2013Mazda62.5LL4N/APremium Replacement
2012Mazda21.5LL4N/APremium Replacement
2012Mazda32.5LL4N/APremium Replacement
2012Mazda32.0LL4N/APremium Replacement
2012Mazda3 Sport2.5LL4N/APremium Replacement
2012Mazda3 Sport2.0LL4N/APremium Replacement
2012Mazda52.5LL4N/APremium Replacement
2012Mazda62.5LL4N/APremium Replacement
2012MazdaCX-72.5LL4N/APremium Replacement
2012MazdaCX-72.3LL4N/APremium Replacement
2011Mazda21.5LL4N/APremium Replacement
2011Mazda32.5LL4N/APremium Replacement
2011Mazda32.3LL4N/APremium Replacement
2011Mazda32.0LL4N/APremium Replacement
2011Mazda3 Sport2.5LL4N/APremium Replacement
2011Mazda3 Sport2.0LL4N/APremium Replacement
2011Mazda62.5LL4N/APremium Replacement
2011MazdaCX-72.5LL4N/APremium Replacement
2011MazdaCX-72.3LL4N/APremium Replacement
2010Mazda32.5LL4N/APremium Replacement
2010Mazda32.3LL4N/APremium Replacement
2010Mazda32.0LL4N/APremium Replacement
2010Mazda3 Sport2.5LL4N/APremium Replacement
2010Mazda3 Sport2.0LL4N/APremium Replacement
2010Mazda52.3LL4N/APremium Replacement
2010Mazda62.5LL4N/APremium Replacement
2010MazdaCX-72.5LL4N/APremium Replacement
2009FordFusionAutomatic3.0LV6N/APremium Replacement
2009FordFusionAutomatic2.3LL4N/APremium Replacement
2009LincolnMKZ3.5LV6N/APremium Replacement
2009Mazda3 Sport2.0LL4N/APremium Replacement
2009Mazda52.3LL4N/APremium Replacement
2009Mazda62.5LL4N/APremium Replacement
2009MercuryMilanAutomatic3.0LV6N/APremium Replacement
2009MercuryMilanAutomatic2.3LL4N/APremium Replacement
2008FordFusion3.0LV6N/APremium Replacement
2008FordFusion2.3LL4N/APremium Replacement
2008LincolnMKZ3.5LV6N/APremium Replacement
2008Mazda32.3LL4N/ATo 12/05/2008; Premium Replacement
2008Mazda32.0LL4N/ATo 12/05/2008; Premium Replacement
2008Mazda52.3LL4N/APremium Replacement
2008Mazda63.0LV6N/APremium Replacement
2008Mazda62.3LL4N/APremium Replacement
2008MercuryMilanAutomatic3.0LV6N/APremium Replacement
2008MercuryMilanAutomatic2.3LL4N/APremium Replacement
2007FordFusion3.0LV6N/APremium Replacement
2007FordFusion2.3LL4N/APremium Replacement
2007LincolnMKZ3.5LV6N/APremium Replacement
2007Mazda32.3LL4N/APremium Replacement
2007Mazda32.0LL4N/APremium Replacement
2007Mazda63.0LV6N/AOnly Fits FS5A-EL; Premium Replacement
2007Mazda62.3LL4N/AOnly Fits FS5A-EL; Premium Replacement
2007MercuryMilanAutomatic3.0LV6N/APremium Replacement
2007MercuryMilanAutomatic2.3LL4N/APremium Replacement
2006FordFusion3.0LV6N/APremium Replacement
2006FordFusion2.3LL4N/APremium Replacement
2006LincolnZephyr3.0LV6N/APremium Replacement
2006Mazda32.3LL4N/APremium Replacement
2006Mazda32.0LL4N/APremium Replacement
2006Mazda63.0LV6N/AOnly Fits FS5A-EL; Premium Replacement
2006Mazda62.3LL4N/AOnly Fits FS5A-EL; Premium Replacement
2006MercuryMilanAutomatic3.0LV6N/APremium Replacement
2006MercuryMilanAutomatic2.3LL4N/APremium Replacement

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

6E5Z 7B155-A8E5Z 7B155-AFNC1-21-500

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.