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Mazda

Mazda L325-13-890A Genuine PCV Valve

Mazda L325-13-890A Genuine PCV Valve

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✔ Genuine Mazda L325-13-890A PCV Valve — OEM Part
✔ Fitment: Select Mazda 3 (2004–2013), Mazda 5 (2006–2010), Mazda 6 (2003–2008), and MX-5 Miata (2006–2015) models with 2.0L and 2.3L engines
✔ Direct replacement for factory PCV valve — no modifications required
✔ Manufactured to Mazda’s original specifications
✔ Genuine OEM quality — reliable crankcase ventilation and emission control
✔ Replaces LF1313890, LF13-13-890


Genuine Mazda L325-13-890A PCV Valve — for Mazda 3, 5, 6, and MX-5 Miata

A smoking tailpipe, high or erratic idle speed, a dipstick that will not stay in its tube, or a hissing oil cap while the engine is running — these are common signs that your PCV valve is failing. A stuck PCV valve can cause excessive crankcase pressure, forcing oil past seals and gaskets, leading to oil leaks and premature engine wear. Replacing it with this genuine Mazda part restores proper crankcase pressure and protects your engine.

This is a factory-original Mazda PCV valve (OE part number L325-13-890A), designed for the 2.0L and 2.3L engines used in the Mazda 3, 5, 6, and MX-5 Miata. It is engineered with a calibrated internal spring and precision-machined stem to open at the correct vacuum level, maintaining optimal crankcase pressure across all operating conditions. This is the same part sold at Mazda dealerships.

When to Replace

• Increased oil consumption (engine burns oil)
• Rough or fluctuating idle
• Whistling, hissing, or clicking noise from the PCV valve area
• Check engine light with codes related to crankcase ventilation
• Oil sludge buildup in the intake manifold
• Excessive crankcase pressure (oil pushed out through seals or dipstick tube)
• The valve does not rattle when shaken (stuck closed or open)

Product Details & Highlights

• ✔ Genuine Mazda OEM — not an aftermarket or Chinese replica
• ✔ Calibrated internal spring — opens at correct vacuum level
• ✔ Precision-machined stem — ensures consistent flow control
• ✔ Heat-resistant materials — withstands high under-hood temperatures
• ✔ Ready to install — no adjustment or calibration needed
• ✔ Backed by Mazda’s manufacturer warranty (valid through any authorized dealer)

Package Contents

• 1 × Genuine Mazda L325-13-890A PCV valve

FAQ

FAQ

Is this a genuine Mazda part or a copy?
This is 100% genuine Mazda OEM — in original factory packaging with Mazda part number printed on the label. It is not an aftermarket brand or a replica.

Does this fit my 2010 Mazda 3 with the 2.0L engine?
Yes — the 2010 Mazda 3 with the 2.0L MZR engine uses this PCV valve. We recommend verifying with your VIN.

Does this fit the Mazda MX-5 Miata?
Yes — the MX-5 Miata (2006–2015) uses this valve. Please verify with your VIN.

Can I reuse the old PCV valve?
No — this valve is designed for one-time use. Once it has been installed, it should be replaced with a new one.

Does this valve come with a gasket or O-ring?
This valve typically uses the existing factory gasket or O-ring. Please check your original valve and consult your vehicle's service manual for seal requirements.

What is the torque spec for installation?
The valve is typically hand-tightened until it seats, then a small additional turn with a wrench. Do not overtighten — the housing can crack. Refer to your service manual for the exact torque.

Does this fit the Mazda 6 with the 2.3L engine?
Yes — the Mazda 6 (2003–2008) with the 2.3L engine uses this valve. Please verify with your VIN.

Does this fit my 2005 Mazda 3?
Yes — the 2005 Mazda 3 with the 2.0L or 2.3L engine uses this valve. Please verify with your VIN.

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