Your Vehicle
Lexus GS 300 250hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Power HP
Torque Nm
Book your Stage 1 remap
499 € VAT included · pay online, the work is done at the workshop you choose
Power Graph
Lexus GS 300 250hp: da 250 a 270HP
Remapping Lexus GS
MasterTuning is a leader in developing remapping for Lexus. La Lexus GS 300 250hp può passare da 250 HP a 270 HP con un incremento di 20 HP.
The development of each remap is customized by MasterTuning.
- 100% tested and customized files guarantee
- Tested and developed on a 4x4 dyno
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Lexus GS 300 250hp
The Lexus GS 300 250hp is equipped with a petrol engine that produces 250 HP and 310 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Lexus can achieve 270 HP (+8%) and 330 Nm (+6%).
Our Stage 1 tuning for the GS 2005 - 2012 delivers an impressive gain of +20 HP and +20 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code 3GR-FSE identifies this specific powerplant configuration. The Denso 275036-8730 (CAN) ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 250 HP from factory, this Lexus GS is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.
Technical Specifications — Lexus GS 300 250hp
Factory technical data for the Lexus GS 300 250hp (2005 - 2012), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | 3GR-FSE |
|---|---|
| ECU / Control unit | Denso 275036-8730 (CAN) |
| Fuel | Petrol |
| Compression ratio | 11.5 |
| Bore × stroke | 87.5 X 83.0 mm |
| Stock power | 250 HP · 310 Nm |
| Remapped power (Stage 1) | 270 HP (+20) · 330 Nm (+20) |
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your Lexus GS.
Frequently Asked Questions - Lexus GS
How much power can I gain from remapping my Lexus GS?
With MasterTuning Stage 1, your Lexus GS 300 250hp can gain +20 HP (from 250 to 270 HP) and +20 Nm of torque. This represents a 8% increase in power.
Is ECU remapping safe for the Lexus GS engine?
Yes, MasterTuning's remapping for the Lexus GS 300 250hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the 3GR-FSE engine.
Is the Lexus ECU remapping reversible?
Absolutely. The original factory calibration of your Lexus GS is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Lexus warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
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Book your remap or ask for a quote
Stage 1 can be bought online and is done at the workshop you choose; for Stage 2 we send you a quote.
Stage 2 is quoted on request: write to us and we will reply with price and timing.
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