2018 Lexus GS
US · Midsize Cars
The 2018 Lexus GS is listed in the US market. Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.
- Engine
- Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI & PFI), 3.5L 6-cylinder (SIDI & PFI), 5.0L 8-cylinder (SIDI & PFI)
- Power
- Not available
- Torque
- Not available
- Transmission
- Varies by configuration: Automatic, CVT
- Drivetrain
- Varies by configuration: RWD, AWD
- Fuel
- Varies by configuration: Gasoline, Hybrid
- Seating
- Not available
Key Performance & Dimensions
Engine
| Specification | Value | Source |
|---|---|---|
| Engine | Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI & PFI), 3.5L 6-cylinder (SIDI & PFI), 5.0L 8-cylinder (SIDI & PFI) | |
| Displacement | 2.0 L to 5.0 L | |
| Cylinders | 4 to 8 | |
| Aspiration | Turbocharged | |
| Fuel type | Varies by configuration: Gasoline, Hybrid | EPA fueleconomy.gov |
Not available from our sources: Power, Torque.
Transmission and drivetrain
| Specification | Value | Source |
|---|---|---|
| Transmission | Varies by configuration: Automatic, CVT | |
| Gears | 6 to 8 | |
| Drivetrain | Varies by configuration: RWD, AWD |
Fuel economy and range
| Specification | Value | Source |
|---|---|---|
| Combined | 31 mpg (7.6 L/100 km) to 19 mpg (12.4 L/100 km) | EPA fueleconomy.gov |
| City | 29 mpg (8.1 L/100 km) to 16 mpg (14.7 L/100 km) | |
| Highway | 34 mpg (6.9 L/100 km) to 24 mpg (9.8 L/100 km) |
Not available from our sources: Electric range, Battery capacity.
Trims and configurations
7 configurations listed by our sources. Engines, drivetrains and fuel economy can differ between them.
Recalls
NHTSA lists 1 recall campaign for this model year. Last checked October 13, 2026.
26V222000: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2015-2022 Lexus RC, 2016-2020 GS, and 2022 IS vehicles. The low-pressure fuel pump inside the fuel tank may fail.
Remedy: Dealers will replace the fuel pump assembly, free of charge. Interim letters notifying owners of the safety risk were mailed June 5, 2026. Additional letters will be sent once the final remedy is available. Owners may contact Toyota's…
Reported April 8, 2026. View on NHTSA
Data sources
- EPA fueleconomy.gov · retrieved October 12, 2026 · US Government public data
- NHTSA vPIC · retrieved October 12, 2026 · US Government public data
Source checked: October 12, 2026
Data verified: October 13, 2026
Specifications can vary by market, trim, configuration and production date. Confirm with the manufacturer before buying parts or making safety decisions. Report an error.
Related vehicles
- 2017 Lexus GS
Varies by configuration: Gasoline, Hybrid
Varies by configuration: 5.0L 8-cylinder (SIDI & PFI), 3.5L 6-cylinder (SIDI & PFI), 2.0L 4-cylinder turbocharged (SIDI & PFI) · Varies by configuration: RWD, AWD
31 mpg (7.6 L/100 km) to 19 mpg (12.4 L/100 km) - 2019 Lexus GS
Gasoline
Varies by configuration: 5.0L 8-cylinder (SIDI & PFI), 3.5L 6-cylinder (SIDI & PFI), 2.0L 4-cylinder turbocharged (SIDI & PFI) · Varies by configuration: RWD, AWD
26 mpg (9.0 L/100 km) to 19 mpg (12.4 L/100 km)
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Frequently asked questions
What engine does the 2018 Lexus GS have?
Varies by configuration: 2.0L 4-cylinder turbocharged (SIDI & PFI), 3.5L 6-cylinder (SIDI & PFI), 5.0L 8-cylinder (SIDI & PFI). Engines can differ by trim, so check the trim list below.
What is the fuel economy of the 2018 Lexus GS?
Combined fuel economy is 31 mpg (7.6 L/100 km) to 19 mpg (12.4 L/100 km), as published by the source shown in the specification table.
Is the 2018 Lexus GS front-wheel, rear-wheel or all-wheel drive?
Drivetrain: Varies by configuration: RWD, AWD.
Are there recalls for the 2018 Lexus GS?
NHTSA lists 1 recall campaign for this model year (last checked October 13, 2026). Details are in the Recalls section.