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Lexus GS
250 - 209hp ( 209 PS / 154 kW ) — Tuning File

209 PS stock power · 2012 - 2016 (2012-2016) · Gasoline
Vehicle Data
BrandLexus
ModelGS
Generation2012 - 2016
Year2012-2016
FuelGasoline
Displacement2,500.0 L
Engine Code4GR-FSE
ECUDenso NEC76F00xx
Stock Power209 PS
Stock Torque253 Nm
Tuning Potential
STAGE1
224 PS +15
Power
268 Nm +15
Torque
+15 PS
Gain
STAGE2
230 PS +21
Power
275 Nm +22
Torque
+21 PS
Gain
ECU Remap — Lexus GS 250 - 209hp ( 209 PS / 154 kW )

The Lexus GS 250 - 209hp ( 209 PS / 154 kW ) (Gasoline, 209 PS) can be tuned with a Stage 1 ECU remap to 224 PS — a gain of +15 PS without any hardware modifications. Our tuning files target the original ECU software and optimise parameters such as injection timing, boost pressure and fuel maps to unlock the full performance potential.

All tuning files at ecufiles.io are developed and tested by experienced engineers. The original ECU file is always preserved — the remap is 100% reversible at any time.

Frequently Asked Questions
What does an ECU remap do on the Lexus GS 250 - 209hp ( 209 PS / 154 kW )?
An ECU remap (chiptuning) modifies the engine control unit software to optimise parameters like injection timing, turbo boost pressure and fuel delivery. On the 250 - 209hp ( 209 PS / 154 kW ), this typically results in more power, better throttle response and improved fuel efficiency at part load.
How much power gain is possible with Stage 1 on the 250 - 209hp ( 209 PS / 154 kW )?
Stage 1 brings the 250 - 209hp ( 209 PS / 154 kW ) from 209 PS to 224 PS — a gain of +15 PS. No hardware modifications are required, making it the most popular and cost-effective tuning option.
Is chiptuning reversible on the Lexus GS?
Yes. We always save the original ECU file before applying any remap. The tuning can be fully reversed to factory settings at any time.
How fast do I receive the tuning file?
We process orders Monday to Friday from 08:00–20:00 and Saturday from 10:00–16:00. Most tuning files for the Lexus GS are delivered within 1–3 hours after uploading your original file.

Order Tuning File for Lexus GS

Upload your original file — we deliver the right tuning file for your 250 - 209hp ( 209 PS / 154 kW ). Fast, secure, credit-based. B2B access for chiptuning professionals.

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