Does the IS300 have a 2JZ?
Yes. The Lexus IS300 uses Toyota's 2JZ inline-6 engine family, specifically the naturally aspirated 2JZ-GE found in U.S.-market IS300 models from 2001 through 2005. It is not the turbocharged 2JZ-GTE used in the Supra.
Engine details for the IS300
Below are the core specifications that define the IS300’s powerplant and how it fits into the 2JZ family.
Key facts about the IS300 engine configuration:
- Engine family and code: 2JZ-GE
- Displacement: 3.0 liters (2,987 cc)
- Configuration: Inline-6, DOHC with 24 valves
- Induction: Naturally aspirated (no factory turbo on IS300)
- Power and torque: Approximately 215 horsepower and about 210–220 lb-ft of torque in US-market models
- Drivetrain compatibility: Paired with either a 5-speed manual or a 4-speed automatic transmission
In short, the IS300’s engine is the 2JZ-GE: a robust, non-turbocharged six-cylinder that underpins the car’s performance and reliability, distinct from the turbocharged 2JZ-GTE found in the Supra.
Notes for buyers and enthusiasts
Understanding the engine helps when evaluating a used IS300. Check service records for cooling system maintenance, oil leaks around the valve cover, and verify the exact engine code if you’re assessing a specific market variant.
Summary
The IS300 does indeed use a 2JZ engine—the 2JZ-GE—making it part of Toyota's famed JZ family. It is a naturally aspirated 3.0L inline-6, not the turbocharged 2JZ-GTE used in the Supra. Market variations exist, so verify the exact engine code for a given car by checking the VIN and under-hood stamping.
Which Lexus models have the 2JZ engine?
In the US, the last vehicles to utilize the trusty 2JZ engine were the Lexus IS300 and GS300. The 1991-1997 GS was the first of this pair to use the famous powerplant. The second-gen from 1998-2005 then took over and continued to boast the 2JZ until it was replaced by the third-gen variant in 2005.
What engine is in the 2004 IS300?
Powertrain and models
| Engine | Lexus | |
|---|---|---|
| Engine | Power/torque | Model |
| 3.0 L straight-six (2JZ-GE) | 162 kW (217 hp); 295 N⋅m (218 lb⋅ft) at 3,800 rpm | IS 300 SportCross (wagon) |
What car has a 2JZ in it?
4 Toyota Aristo/Lexus GS300
Crucially, it was also available with the 2JZ engine. Unlike the Altezza/IS300, a Japanese market version of the Aristo was available with the twin-turbocharged 2JZ-GTE variant of the engine. This V300 Vertex model has become highly-sought after by JDM enthusiasts.
Did the IS300 come with a 2JZ?
Lexus IS 300
When it first hit the road, it came with a four-cylinder engine, but it got an upgrade for the 2000 model year to a 2JZ-GE engine. Unlike other 2JZ engines in Toyotas, the IS engine did not include turbocharging.
