Lexus RX 350 (3.5i V6) 275 hp — Stage 1 file (+10 hp)
hp
Stage 1 file for Lexus RX 350 (3.5i V6) 275 hp
Target +0 hp. Custom development for your engine.
Chip tuning for Lexus RX 350 (3.5i V6) 275 hp ECU
Lexus RX (2009) 350 (3.5i V6) 275 hp — premium petrol engine of the passenger segment of the Toyota Motor Corporation group (Япония, 1937). Stage 1 chip tuning raises power from 275 to 285 hp (+10 hp, +4%) and torque from 340 to 360 Nm (+20 Nm). ECU — Denso 76F00XX. Flashing method: OBD or Bench depending on the unit's protection. In the CHIPOK database: 2 configurations. The 2009 generation — old-era petrol ECUs (ME7/ME9/MED9/Simos) with easily readable memory.
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. The GR Supra uses the BMW B58 straight-six, an unusual turbo engine for Toyota. Denso is Toyota's in-house ECU supplier (a locked platform). The Toyota GR-series delivers a solid gain from Stage 1 on the turbo engines.
Toyota has an active JDM tuning community (GR Supra, GR Yaris, GR86). The Toyota Denso ECU requires dedicated read/write tooling. 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
How much horsepower does Stage 1 add for the Lexus RX 350 (3.5i V6) 275 hp?
After Stage 1 the power of the Lexus RX 350 (3.5i V6) 275 hp rises from 275 to 285 hp, a gain of 10 hp (+4%). Torque rises from 340 to 360 Nm (+20 Nm).
How does Stage 1 differ from stock on the Lexus RX?
Stage 1 chip tuning of the Lexus RX is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +10 hp with no hardware changes.
Is Stage 1 safe on the high-output Lexus RX 350 (3.5i V6) 275 hp?
The high-output Lexus RX 350 (3.5i V6) 275 hp has a conservative factory calibration aimed at the mass market. Stage 1 unlocks the engine's real potential while turbo and injector life are preserved.
How much does Stage 2 add on the Lexus RX?
Stage 2 on the Lexus RX 350 (3.5i V6) 275 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.
Which ECU is fitted to the Lexus RX 350 (3.5i V6) 275 hp?
The Lexus RX 350 (3.5i V6) 275 hp ECU is the Denso 76F00XX. Production versions support OBD access; locked variants require Bench (BDM/JTAG).
What happens to the Lexus RX warranty after chip tuning?
The factory warranty of the Lexus RX 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 RX take?
On the Lexus RX 350 (3.5i V6) 275 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 RX?
Yes, the original ECU firmware of the Lexus RX 350 (3.5i V6) 275 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 RX?
Stage 1 for the Lexus RX 350 (3.5i V6) 275 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.