Standard Ignition EGV644 EGR Valve
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Standard Ignition

Standard Ignition EGV644 EGR Valve

Brand Standard Ignition EGV644
Digital/Mechanical Mechanical
Gaskets Included Yes
Number of Bolt Holes 2
Fits INFINITI and Nissan · 6 vehicles

Mechanical operation. Provides straightforward EGR control with a ported valve design.

Gasket included. Seal is included for a cleaner, more complete installation.

Emission control part. Helps regulate exhaust gas recirculation in the system.

Cross-references Standard Ignition EGV644, 2-26049 and 4F1399 for the same application. See all 8.

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Standard Ignition EGV644 EGR Valve

The Standard Ignition EGV644 is a mechanical ported EGR valve for emission control service on select Nissan and INFINITI applications. It is built with a gasket or seal included and uses a 2-bolt mounting pattern with one hose connector for direct replacement service.

Key Features

  • Mechanical exhaust gas recirculation valve for emission control repair
  • Ported EGR valve design
  • Gasket or seal included for installation service
  • 1 hose connector and 2 bolt holes
  • Compatible with 1996-1997 Nissan Pathfinder and 1997-2000 INFINITI QX4
  • Standard Ignition EGV644 replacement part number

Detailed Description

The Standard Ignition EGV644 is an exhaust gas recirculation valve used to regulate exhaust flow back into the intake stream on the listed Nissan Pathfinder and INFINITI QX4 applications. As a mechanical, ported EGR valve, it is specified for vehicles that use this style of emission control hardware. The included gasket or seal supports a proper service replacement, and the 2-bolt, single-hose configuration matches the listed fitment. This part cross-references 2-26049 and EGR1134 for the same application.

What It Helps Fix

  • EGR-related fault codes
  • Rough idle caused by EGR flow problems
  • Emissions test failures tied to EGR operation
  • Sticking or restricted exhaust gas recirculation flow
  • Driveability issues related to a worn EGR valve

Installation Notes and Tips

Verify the vehicle’s EGR valve style, hose connection, and bolt-hole layout before installation. Clean the mounting surface thoroughly and replace any damaged vacuum or exhaust passages as needed. The Standard Ignition EGV644 is listed for 1996-1997 Nissan Pathfinder and 1997-2000 INFINITI QX4 applications, so confirm year and engine/emissions configuration against the vehicle before service.

Quality Assurance

Standard Ignition supplies emission control components for service replacement applications. The EGV644 is built to match the listed mechanical ported EGR configuration for the specified Nissan Pathfinder and INFINITI QX4 fitments.

Related reading

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2000INFINITIQX4N/A—
1999INFINITIQX4N/A—
1998INFINITIQX4N/A—
1997INFINITIQX4N/A—
1997NissanPathfinderN/A—
1996NissanPathfinderN/A—
Directly replaces or cross-references 8 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — EGV6442-260494F139970-5974130-7117147100W000EGR1134EGR4102