Protec PXL57712 Engine Oil Filter

Protec PXL57712 Oil Filter Overview

The Protec PXL57712 engine oil filter is built for everyday driving and OE-recommended oil change intervals up to 10,000 miles. It uses enhanced cellulose media with resin for strong dirt capture, plus a nitrile gasket and solid metal end caps for a secure seal in normal city and highway use.

• Enhanced cellulose media with resin for up to 96.5% dirt trapping efficiency
• Ideal for traditional oil change intervals up to 10,000 miles
• Anti-drain back valve helps retain oil in the filter after shutdown
• Bypass relief valve set at 23 PSI
• Spin-on lube filter design with M20x1.5 thread size
• 21 micron filtration rating, 9-11 GPM flow rate, and 300 burst pressure
• Solid metal end caps and nitrile gasket for a positive seal

Fitment and Application

Compatible with Subaru WRX STI, Subaru Impreza, Subaru Forester, Subaru Legacy, Subaru Outback, Saab 9-2X, Subaru Baja, and Mazda 626 applications listed below. This part number, PXL57712, also cross-references Protec-New PXL57712MP for the same application.

• Fits 2015-2021 Subaru WRX STI, N/A
• Fits 2001-2014 Subaru Impreza, N/A
• Fits 2001-2013 Subaru Forester, N/A
• Fits 2001-2012 Subaru Legacy, N/A
• Fits 2001-2012 Subaru Outback, N/A
• Fits 2005-2006 Saab 9-2X, N/A
• Fits 2003-2006 Subaru Baja, N/A
• Fits 2000 Mazda 626, N/A

What This Oil Filter Helps Address

• Excess dirt and debris circulating through the engine oil
• Oil drain-back after shutdown that can delay oil pressure on restart
• Reduced filtration performance during normal commuting and highway driving
• Seal leakage at the filter base due to worn gasket materials
• Inconsistent oil flow through a filter that does not match OE service intervals

Installation Notes and Tips

Verify thread size, gasket seating surface, and filter clearance before installation. Pre-lubricate the gasket with clean engine oil, tighten to the vehicle manufacturer’s specification, and confirm the filter matches the engine application for Subaru Impreza, Forester, Legacy, Outback, WRX STI, Baja, Saab 9-2X, or Mazda 626 service.

Quality Assurance

Protec builds the PXL57712 with enhanced cellulose media, a nitrile gasket, metal end caps, and an anti-drain back valve to support consistent filtration and sealing in normal driving conditions. The filter is engineered for routine maintenance intervals and dependable everyday engine protection.