Product Highlights
- Effortless drop-in replacement for Lexus stock radiator cap.
- Holds higher pressure than standard OEM caps to maximize your cooling system's capabilities (maximum pressure rating: 1.3 bar).
- Raises the temperature limit of your coolant, significantly reducing the risk of overheating under intense thermal loads.
- Delivers unmatched cooling efficiency and peace of mind for daily drivers, high-revving competition cars, off-road rigs, and custom builds.
- Engineered to seamlessly withstand the harshest high-performance environments while giving your engine bay a clean, simple look.
- Features upgraded silicone gaskets from less durable rubber gaskets for a secure and long-lasting seal.

Vehicle Applications
REMARK: Check your vehicle's radiator cap to ensure that it matches the type listed. If your radiator has been replaced with an aftermarket unit, it may use a different type of radiator cap.

Part number 2068-38N = Type B, Flat Valve
Part number 2068-40S = Type A, Spring-Loaded

Lexus ES250 2.5L L4 (2021-2025)
Lexus ES250 2.5L V6 (1990-1991)
Lexus ES300 3.0L V6 (1992-2003)
Lexus ES300h 2.5L L4 Hybrid (2013-2025)
Lexus ES330 3.3L V6 (2004-2006)
Lexus ES350 3.5L V6 (2007-2025)
Lexus GS300 3.0L L6 (1993-2005)
Lexus GS300 3.0L V6 (2006)
Lexus GS350 3.5L V6 (2007-2011, 2015)
Lexus GS400 4.0L V8 (1998-2000)
Lexus GS430 4.3L V8 (2001-2007)
Lexus GS450h 3.5L V6 Hybrid (2007-2011)
Lexus GX460 4.6L V8 (2010-2012, 2015-2023)
Lexus GX470 4.7L V8 (2003-2009)
Lexus IS250 2.5L V6 (2006-2015)
Lexus IS300 3.0L L6 (2001-2005)
Lexus IS300 3.5L V6 (2016-2018)
Lexus IS350 3.5L V6 (2006-2018)
Lexus LS400 4.0L V8 (1990-2000)
Lexus LS430 4.3L V8 (2001-2006)
Lexus LX450 4.5L L6 (1996-1997)
Lexus LX470 4.7L V8 (1998-2007)
Lexus LX570 5.7L V8 (2008-2013, 2017-2021)
Lexus NX250 2.5L L4 (2022-2025)
Lexus NX350 2.4L L4 Turbo (2023-2024)
Lexus NX350h 2.5L L4 Hybrid (2023-2025)
Lexus NX450h+ 2.5L L4 Plug-in Hybrid (2023-2025)
Lexus RC300 3.5L V6 (2016-2018)
Lexus RC350 3.5L V6 (2015-2018)
Lexus RX300 3.0L V6 (1999-2003)
Lexus RX330 3.3L V6 (2004-2006)
Lexus RX350 2.4L L4 Turbo (2023-2024)
Lexus RX350 3.5L V6 (2007-2022)
Lexus RX350h 2.5L L4 Hybrid (2023-2025)
Lexus RX350L 3.5L V6 (2018-2022)
Lexus RX400h 3.3L V6 Hybrid (2006-2008)
Lexus RX450h 3.5L V6 Hybrid (2010-2022)
Lexus RX450h+ 2.5L L4 Plug-in Hybrid (2024-2025)
Lexus RX450hL 3.5L V6 Hybrid (2018-2022)
Lexus RX500h 2.4L L4 Turbo Hybrid (2023-2025)
Lexus SC300 3.0L L6 (1992-2000)
Lexus SC400 4.0L V8 (1992-2000)
Lexus SC430 4.3L V8 (2002-2010)
Lexus TX350 2.4L L4 Turbo (2024)
Lexus TX500h 2.4L L4 Turbo Hybrid (2024-2025)
Lexus TX550h+ 3.5L V6 Plug-in Hybrid (2024-2025)
Lexus UX200 2.0L L4 (2020-2022)
Lexus UX250h 2.0L L4 Hybrid (2020-2024)
Lexus UX300h 2.0L L4 Hybrid (2025)

Features and Benefits
The HPS Performance Stainless Steel Radiator Cap is designed as a direct replacement for your Lexus stock radiator cap, featuring a robust 1.3 bar pressure rating and silicone sealing gaskets. By holding a higher pressure than standard OEM caps, it effectively raises your coolant's boiling point to reduce the risk of overheating under intense thermal loads. This increased boiling point delivers unmatched peace of mind and cooling efficiency across a wide variety of applications, whether you are relying on an everyday vehicle in heavy stop-and-go traffic, pushing the limits in a high-revving competition car, navigating rugged terrain in an off-road rig, or putting the finishing touches on a custom build. Combining an effortless, drop-in installation with a clean, simple look, this premium stainless steel cap is engineered to seamlessly withstand the harshest high-performance environments while keeping your engine running cool.

Product Information
- Product Type: High-Pressure Stainless Steel Radiator Cap
- Material: Stainless Steel
- Color: Silver
- Warranty: 2 Years
- Weight: 6 oz
- Shipping Box Dimension: 4 inch x 4 inch x 4 inch