Lexus RX 450h 2GR-FXS 3.5L Hybrid Engine For Sale

Lexus RX 450h 2GR-FXS 3.5L V6 DOHC 24-valve Hybrid Engine.

Next-generation Performance and Hybrid Power plant, Used Engine For Sale

The Lexus RX 450h 2GR-FXS 3.5L Hybrid Engine is a proven and highly refined powertrain designed to deliver smooth performance, strong reliability, and excellent fuel efficiency in luxury hybrid SUVs. 

Developed from Toyota’s respected GR engine family, the 2GR-FXS is engineered specifically for hybrid applications, combining a capable petrol V6 with electric motor assistance for seamless power delivery and reduced emissions. This engine is an excellent option for replacement or refurbishment where OEM-quality hybrid performance is required.

The 2GR-FXS engine is most commonly found in the Lexus RX 450h (AL10 and AL20 series) but is also used across several Toyota and Lexus hybrid models. 

Compatible vehicles include the Lexus ES 300h, Lexus GS 450h, Lexus LS 500h, Toyota Highlander Hybrid, Toyota Crown Hybrid, and selected global Toyota luxury hybrids furthermore using the same V6 hybrid architecture. Its widespread use across premium platforms ensures strong parts availability and a well-established service network, making it a practical and reliable choice in the used hybrid engine market.

Specifications, Common weaknesses and Maintenance.

In terms of specifications, the Lexus 2GR-FXS is a 3.5-liter V6 petrol engine featuring an all-aluminum block and heads, DOHC 24-valve configuration, and Dual VVT-i variable valve timing. It operates on an Atkinson cycle, optimizing fuel efficiency when paired with the hybrid system. 

The petrol engine produces approximately 262 horsepower, with total system output reaching 308 horsepower depending on the vehicle configuration. The engine uses direct and port fuel injection (D-4S), improving combustion efficiency while helping reduce carbon buildup compared to direct-injection-only systems.

Common weaknesses of the 2GR-FXS engine are generally minor when proper maintenance is observed. Known issues may include water pump wear, timing cover oil seepage, and EGR system carbon buildup over high mileage. Routine maintenance such as timely oil changes with correct-grade synthetic oil, cooling system servicing, and periodic hybrid system inspections are essential. 

With proper care, the Lexus RX 450h 2GR-FXS 3.5L Hybrid Engine is known to exceed 300,000 km, offering exceptional longevity, smooth performance, and strong resale value in today’s hybrid engine market.