BHP+20 hp (8%)
Standard
250 hp
Tuned
270 hp
Torque+20 Nm (6%)
Standard
310 Nm
Tuned
330 Nm
Suitability
Moderate (4/10)Gains Profile
Limited headroomHeadroom
LowLexus GS 300 250hp ECU Remapping
Considering an ECU remap for your Lexus GS 300 250hp? A Stage 1 remap can take this 2005 - 2012 petrol engine from 250 BHP to 270 BHP and from 310 Nm to 330 Nm of torque (naturally aspirated). This engine scores 4/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Lexus GS can achieve.
How this engine compares
- 2ndof 3 Lexus GS engines by power gain
- 14%of the 9,842 engines we hold gain data for see a smaller power increase
- 8%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The Lexus GS 300 250hp is a 3.0L naturally aspirated petrol engine producing 250 BHP and 310 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 270 BHP and 330 Nm — a gain of around 20 BHP (8%) and 20 Nm (6%).
This engine has limited remap suitability, though the available headroom is limited, so gains are modest compared to higher-output variants. The tuning headroom is classified as limited, based on the percentage gain available from the factory output.
Considerations: Naturally aspirated engine: gains are usually limited; results vary widely.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.
Considerations
!Naturally aspirated engine: gains are usually limited; results vary widely.
Other GS 2005 - 2012 Engines
| Engine | BHP | Gain | Torque | Gain |
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