Lexus LS 600h (5.0 V8) 394 hp — Stage 1 file (+10 hp)

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Chip tuning for Lexus LS 600h (5.0 V8) 394 hp ECU

Lexus LS (2001) 600h (5.0 V8) 394 hp — premium hybrid engine of the passenger segment of the Toyota Motor Corporation group (Япония, 1937). Stage 1 chip tuning raises power from 394 to 404 hp (+10 hp, +3%) and torque from 521 to 541 Nm (+20 Nm).

Lexus is the premium sub-brand of the Toyota Motor Corporation, launched in 1989. F is Lexus's performance division (LFA, RC F, IS F). The Lexus LC and LS are the brand's flagship models, powered by V8 and V6 engines. Toyota is the world leader in hybrid production volume. Toyota PHEV variants include the Prius Prime, RAV4 Prime and Highlander Hybrid Plug-in. The bZ4X is Toyota's flagship electric crossover.

The GR Supra with the BMW B58 is a segment of its own, handled with BMW tooling. The GR models (Yaris GR, Supra) have a growing tuning culture. The Denso ECU is a locked Toyota platform, and most models do not respond to standard chip tuning. The top Toyota GR engines (Supra, Yaris GR) mark the ceiling of the Japanese performance segment.

Frequently asked questions

How much horsepower does Stage 1 add for the Lexus LS 600h (5.0 V8) 394 hp?

Stage 1 for the Lexus LS 600h (5.0 V8) 394 hp adds +10 hp — power increases from 394 to 404 hp (+3%). Torque rises from 521 to 541 Nm (+20 Nm).

What does a Stage 1 remap of the Lexus LS 600h (5.0 V8) 394 hp include?

Stage 1 is a software optimization of the factory ECU firmware of the Lexus LS with no hardware changes. The injection, boost, ignition-timing and torque maps are reprogrammed. The gain is +10 hp with no hardware changes.

Does Stage 1 make sense on the Lexus LS 600h (5.0 V8) 394 hp with this much power?

On the top-spec Lexus LS 600h (5.0 V8) 394 hp engine, Stage 1 is the starting point before Stage 2 with a downpipe, intake and a larger intercooler. The mass-market factory calibration leaves substantial headroom for an aggressive software tune.

What is Stage 2 for the Lexus LS 600h (5.0 V8) 394 hp?

Stage 2 for the Lexus LS 600h (5.0 V8) 394 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.

Does the factory warranty of the Lexus LS remain valid after Stage 1?

After remapping the Lexus LS, the official factory warranty on the engine and gearbox is lost (this applies to any manufacturer when the ECU is modified). CHIPOK guarantees the quality of the calibration and free revisions.

How long is the wait for a Stage 1 remap for the Lexus LS?

Reading and writing via OBD takes 25-30 minutes on the Lexus LS. Bench reading (BDM/JTAG) takes about 60 minutes plus refitting. Remote file processing at CHIPOK takes 5-30 minutes.

How do you roll back to the factory firmware of the Lexus LS?

Before Stage 1 the original of the Lexus LS 600h (5.0 V8) 394 hp is read out and saved — returning to the factory state is possible at any time.

How much does chip tuning the Lexus LS 600h (5.0 V8) 394 hp cost?

The remap price for the Lexus LS 600h (5.0 V8) 394 hp is dynamic and is calculated in the CHIPOK calculator based on the selected options. A credit-based payment model, with no subscription fees.

Last updated: 30.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno