Standard Ignition V348 PCV Valve

Brand Standard Ignition V348
Attachment Method Push On
Contents Valve
Hose Size - mm 10 mm
Nipple Orientation Angled
Fits Lexus and Toyota · 28 vehicles

Push-on fit. Simplifies installation with a secure, no-fuss connection.

Angled design. Helps route hoses cleanly in tight engine spaces.

Plastic construction. Lightweight valve body with a black finish.

Cross-references Standard Ignition V348, 2-9443 and 1220450020 for the same application. See all 4.

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Standard Ignition V348 PCV Valve

The Standard Ignition V348 is a black plastic PCV valve with a push-on attachment method and angled nipple orientation for crankcase ventilation service. It uses 10 mm hose connections with 2 hose connectors, making it a direct-fit style replacement for select Lexus and Toyota applications, including Lexus GS430, LS430, SC430, LX470, GS400, LS400, SC400, and Toyota Sequoia, Tundra, and Land Cruiser.

Key Features

  • PCV valve for emission control and crankcase ventilation system service
  • Push-on attachment method for straightforward hose connection
  • Black plastic construction
  • Angled nipple orientation for routing in tight engine bays
  • 2 hose connectors with 10 mm hose size
  • Inlet diameter: 0.2 in. (5.08 mm)
  • Outlet diameter: 0.27 in. (6.858 mm)
  • Standard Ignition V348 part number for catalog matching and replacement lookup

Product Details

Standard Ignition V348 is a replacement PCV valve built for vehicles that rely on controlled crankcase ventilation to manage blow-by gases and maintain proper engine vacuum balance. This part cross-references 2-9443 and PCV443 for the same application. For fitment-based searches, it is a direct replacement option for 2001-2003 Lexus GS430, 2001-2003 Lexus LS430, 2002-2003 Lexus SC430, 1998-2002 Lexus LX470, 2001-2002 Toyota Sequoia, 2000-2002 Toyota Tundra, 1998-2000 Lexus GS400, 1998-2000 Lexus LS400, 1998-2000 Lexus SC400, and 1998 Toyota Land Cruiser. The Standard Ignition V348 part number is also useful when verifying the correct emission control component for these Lexus and Toyota V8 applications.

Common Issues This Part May Address

  • Rough idle caused by a restricted or sticking PCV valve
  • Excess crankcase pressure from poor ventilation flow
  • Oil vapor buildup in the intake tract
  • Vacuum irregularities related to worn crankcase ventilation components
  • Emission system faults tied to PCV valve wear

Installation Notes and Tips

  • Confirm hose size and connector orientation before installation.
  • Inspect the connected hoses for cracks, hardening, or oil saturation before replacing the valve.
  • Make sure the push-on connections seat fully on the 10 mm hose ends.
  • Verify the replacement matches the original inlet and outlet diameters for proper fit.
  • Use the vehicle application list to confirm compatibility with your Lexus or Toyota model before ordering.

Quality Assurance

Standard Ignition replacement parts are cataloged for application-specific fitment and OE-style service use. Verify the part number V348 against the original component and vehicle listing to ensure the correct PCV valve for your Lexus or Toyota application.

This part fits 28 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2003LexusGS430N/A
2003LexusLS430N/A
2003LexusSC430N/A
2002LexusGS430N/A
2002LexusLS430N/A
2002LexusLX470N/A
2002LexusSC430N/A
2002ToyotaSequoiaN/A
2002ToyotaTundra4.7LV8N/A
2001LexusGS430N/A
2001LexusLS430N/A
2001LexusLX470N/A
2001ToyotaSequoiaN/A
2001ToyotaTundra4.7LV8N/A
2000LexusGS400N/A
2000LexusLS400N/A
2000LexusLX470N/A
2000LexusSC400N/A
2000ToyotaTundra4.7LV8N/A
1999LexusGS400N/A
1999LexusLS400N/A
1999LexusLX470N/A
1999LexusSC400N/A
1998LexusGS400N/A
1998LexusLS400N/A
1998LexusLX470N/A
1998LexusSC400N/A
1998ToyotaLand CruiserN/A
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — V3482-94431220450020PCV443