Beck Arnley 045-0259 PCV Valve

OE-Style PCV Valve for Nissan and Infiniti

The Beck Arnley 045-0259 PCV valve is built for foreign nameplate applications that call for OE specifications in form, fit, and function. It is a direct replacement choice for crankcase ventilation service on Nissan Frontier, Xterra, Pathfinder, Maxima, Quest, D21, 300ZX, 200SX, Pickup, and INFINITI QX4, M30 models.

With the correct engine-side thread size and outlet sizing, this PCV valve supports proper crankcase ventilation on the listed applications. Beck Arnley 045-0259 is a practical fit for drivers searching for a PCV valve for 1985-2004 Nissan and INFINITI vehicles.

Key Features

• Beck Arnley PCV valve for emission control and crankcase ventilation service
• Engine side size: 1/4-19 BSPT
• Outlet size: 0.7
• Built to OE specifications for form, fit, and function
• Application coverage for select Nissan and INFINITI models

Detailed Description

Beck Arnley 045-0259 is an OE-style PCV valve engineered for foreign nameplate vehicles that require precise crankcase ventilation control. Beck Arnley sources parts through a global network to match the original application requirements, helping ensure the correct fit on vehicles such as the Nissan Pathfinder, Nissan Maxima, and INFINITI QX4. If you are replacing a worn PCV valve on a Nissan Frontier or Nissan Xterra, this part number provides a direct-service solution for the listed engine configurations.

This part cross-references no listed aftermarket part numbers in the provided data.

What This Part Helps Address

• Excess crankcase pressure from a sticking or restricted PCV valve
• Rough idle caused by poor crankcase ventilation flow
• Oil vapor buildup in the intake system
• Emission control issues related to PCV valve wear
• Hard-to-match replacement needs on older Nissan and INFINITI applications

Installation Notes and Tips

• Verify the engine-side thread specification before installation: 1/4-19 BSPT.
• Confirm outlet sizing matches the original valve connection.
• Inspect connected hoses and grommets for wear before installing the new valve.
• Use the vehicle’s service information to confirm the exact application by year and model.

Quality Assurance

Beck Arnley parts are specified to meet foreign nameplate OE requirements for form, fit, and function. This makes Beck Arnley 045-0259 a dependable replacement option for maintenance on compatible Nissan and INFINITI crankcase ventilation systems.

Compatible Vehicles

• Fits 1999-2004 Nissan Frontier, N/A
• Fits 2003-2004 Nissan Xterra, N/A
• Fits 2000-2001 Nissan Xterra, N/A
• Fits 1997-2000 INFINITI QX4, N/A
• Fits 1987-2000 Nissan Pathfinder, N/A
• Fits 1993-1998 Mercury Villager, N/A
• Fits 1993-1998 Nissan Quest, N/A
• Fits 1995 Nissan Pickup, N/A
• Fits 1986-1994 Nissan D21, N/A
• Fits 1985-1994 Nissan Maxima, N/A
• Fits 1990-1992 INFINITI M30, N/A
• Fits 1985-1989 Nissan 300ZX, N/A
• Fits 1987-1988 Nissan 200SX, N/A