Engine Oil Filter with Extra Capacity, Spin-On Canister Design and M20x1.5 Thread for Oil Changes

This engine oil filter combines an extra-capacity spin-on canister with enhanced cellulose media for routine oil changes. Its M20x1.5 thread and included gasket make the filter specifications easy to compare with your vehicle's service requirements.

Mazda OEM part N3R1-14-302 is a Roki filter offered for Subaru WRX and STI applications. The application list covers 2002–2014 WRX and 2004–2019 STI. Check the part number and your vehicle's fitment requirements before ordering.

Features

• Extra-capacity canister compared with the original early-2000s WRX and STI filter described by the seller.
• Spin-on canister construction with an M20x1.5 thread.
• Enhanced cellulose filter media rated at 21 microns.
• Gasket or seal included.
• Built-in bypass valve rated at 20.3–26.1 PSI.

Specifications

• Part number: N3R1-14-302
• Filter style: Spin-on canister
• Thread size: M20x1.5
• Filter media: Enhanced cellulose
• Micron rating: 21 microns
• Gasket or seal included: Yes
• Bypass valve: Yes
• Bypass valve pressure: 20.3–26.1 PSI
• Listed WRX applications: 2002–2007 and 2008–2014
• Listed STI applications: 2004–2007, 2008–2014 and 2015–2019

Frequently Asked Questions

Which WRX and STI model years is this oil filter listed for?

N3R1-14-302 is listed for 2002–2014 Subaru WRX and 2004–2019 Subaru STI applications. Confirm the part number against your vehicle's service requirements before ordering.

What thread size and filter media does this filter use?

This spin-on oil filter uses an M20x1.5 thread and enhanced cellulose media with a 21-micron rating.

Does this oil filter include a seal and bypass valve?

Yes. N3R1-14-302 includes a gasket or seal and a bypass valve rated at 20.3–26.1 PSI.

Is a drain-plug crush washer included with this filter?

A drain-plug crush washer is not listed as included with N3R1-14-302. The filter includes its own gasket or seal; a drain-plug washer is a separate oil-change item.