Victor Reinz 15-10923-01 Engine Valve Cover Gasket Set

Engine Valve Cover Gasket Set for Lexus and Toyota

Victor Reinz 15-10923-01 is an engine valve cover gasket set built for sealing oil at the valve cover on select Lexus and Toyota applications. It is designed for engines exposed to high heat near exhaust manifolds, exhaust crossovers, and EGR systems, helping maintain a clean, dry engine bay.

• Engine valve cover gasket set for oil sealing at the valve cover
• Built for high-temperature engine environments
• Compression limiter design helps reduce over-torquing and gasket damage where applicable
• OE-style sealing solution for Lexus IS300, IS350, RC300, RC350, GS350, GS450h, GS300, and Toyota Highlander applications
• Part number 15-10923-01 for accurate ordering and catalog matching

Fitment Details

• Fits 2018 Lexus IS300, N/A; services 2 valve cover; to 10/2017; with spark plug tube seals
• Fits 2018 Lexus IS350, N/A; services 2 valve cover; to 10/2017; with spark plug tube seals
• Fits 2018 Lexus RC300, N/A; services 2 valve cover; to 11/2017; with spark plug tube seals
• Fits 2018 Lexus RC350, N/A; services 2 valve cover; to 11/2017; with spark plug tube seals
• Fits 2016-2017 Lexus IS300, N/A; with spark plug tube seals
• Fits 2006-2017 Lexus IS350, N/A; with spark plug tube seals
• Fits 2016-2017 Lexus RC300, N/A; with spark plug tube seals
• Fits 2015-2017 Lexus RC350, N/A; with spark plug tube seals
• Fits 2013-2015 Lexus GS350, N/A; with spark plug tube seals
• Fits 2007-2011 Lexus GS350, N/A; with spark plug tube seals
• Fits 2006-2015 Lexus IS250, N/A; with spark plug tube seals
• Fits 2007-2011 Lexus GS450h, N/A; with spark plug tube seals
• Fits 2008-2010 Toyota Highlander, N/A; replaces OE part number 11214-31020; services 2 valve cover; with spark plug tube seals
• Fits 2006 Lexus GS300, N/A; with spark plug tube seals

What It Helps Address

• Oil seepage from the valve cover area
• Oil residue collecting on the engine or driveway
• Heat-related gasket hardening or sealing loss
• Leaks around spark plug tube seals on listed applications
• Service needs tied to valve cover removal and resealing

Installation Notes

Verify engine configuration and model year breakpoints before installation, especially on 2018 Lexus applications with cutoff dates noted in the fitment data. Clean the sealing surfaces thoroughly and follow factory torque specifications to help prevent gasket distortion. This part cross-references MAHLE VS50536 for the same application.

Quality Assurance

Victor Reinz focuses on sealing technology for demanding engine environments, using materials and designs intended to maintain seal integrity under heat and oil exposure. Where specified by the application, compression limiter features help reduce the risk of over-torquing and splitting during service.