Lexus GS 450h 340 hp — Stage 1 file
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Stage 1 file for Lexus GS 450h 340 hp
Target +0 hp. Custom development for your engine.
Chip tuning for Lexus GS 450h 340 hp ECU
Lexus GS (2005) 450h 340 hp — premium hybrid engine of the passenger segment of the Toyota Motor Corporation group (Япония, 1937).
Lexus specialises in premium saloons and SUVs. Lexus shares platforms and engines with Toyota's premium segment. Lexus is the premium sub-brand of the Toyota Motor Corporation, launched in 1989. On Toyota's electric and hybrid models, the inverter and BMS are locked. Hybrid Synergy Drive underpins Toyota's hybrid range (Prius, RAV4, Camry). Toyota is the world leader in hybrid production volume.
Toyota has an active JDM tuning community (GR Supra, GR Yaris, GR86). The Denso ECU is a locked Toyota platform, and most models do not respond to standard chip tuning. The GR models (Yaris GR, Supra) have a growing tuning culture. High-output Toyota GR models sit in the performance segment with solid Stage 1 headroom.
Frequently asked questions
What changes in the Lexus GS ECU after Stage 1?
Stage 1 chip tuning of the Lexus GS is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters.
Is Stage 1 safe on the high-output Lexus GS 450h 340 hp?
Stage 1 on the powerful Lexus GS 450h 340 hp “lifts” the factory limiters with no hardware changes. The gain is noticeable in the mid and upper range. There is headroom left for moving to Stage 2 (downpipe + intake + intercooler).
How much does Stage 2 add on the Lexus GS?
Stage 2 for the Lexus GS 450h 340 hp is Stage 1 plus hardware changes: a downpipe, a larger intake and a performance intercooler. The gain is considerably higher, but it requires professional component selection.
What happens to the Lexus GS warranty after chip tuning?
The factory warranty of the Lexus GS does not remain valid after Stage 1 — the manufacturer withdraws its obligations once the ECU software is changed. CHIPOK provides its own warranty on its work and support.
How long does remapping the Lexus GS take?
On the Lexus GS 450h 340 hp: OBD flash 25-30 minutes, Bench (if required) about an hour. The file processing itself takes 5-30 minutes once the original bin is received.
Is the original file kept when chip tuning the Lexus GS?
Yes, the original ECU firmware of the Lexus GS 450h 340 hp is kept and can be flashed back at any time. Returning to stock via OBD takes 25-30 minutes.
What is the price of a Stage 1 remap for the Lexus GS?
Stage 1 for the Lexus GS 450h 340 hp is paid for with CHIPOK credits (1 cr = 1 €). The final amount is set in the calculator, taking the extra options (off functions) into account.