Radiator Coolant Reservoir Cap 16405-31030 for Toyota Lexus 2005-2023 | LongTopAuto

This 100% Genuine New Radiator Coolant Reservoir Cap is engineered to maintain optimal pressure within your vehicle's cooling system. Designed as a direct replacement for OEM 16405-31030, this cap ensures a hermetic seal to prevent coolant evaporation and overheating. Constructed from high-grade, heat-resistant thermoplastic, it provides long-term durability and system integrity under extreme thermal cycling conditions.

Technical Specifications

• OE Number: 16405-31030
• Interchange Numbers: 1640531030, 16405-31031
• Material: High-Density Heat-Resistant Polymer
• Quality: 100% Genuine New OEM Specification

Detailed Fitment

• Model: Toyota Camry | Years: 2007-2017 | Details: Chassis ACV40/GSV40/AVV50 [2AR-FE/2GR-FE]
• Model: Toyota Highlander | Years: 2008-2019 | Details: Chassis GSU40/GSU50 [2GR-FE/1AR-FE]
• Model: Lexus RX350 | Years: 2010-2015 | Details: Chassis GGL10/GGL15 [2GR-FE]
• Model: Toyota RAV4 | Years: 2006-2018 | Details: Chassis ACA30/GSA33/ASA44 [2AR-FE/2GR-FE]

Dynamic Category Benefits

• Category: Cooling System Components

Highlights

• Maintains precise system pressure to prevent coolant boiling
• Prevents air ingress into the cooling circuit
• Direct-fit design ensures quick and error-free installation

Disclaimer

Notice: Fitment may vary. Please verify your VIN (Vehicle Identification Number) with us before purchasing to ensure 100% fitment.