Supported vehicles › Lexus › RX

Lexus · Cars & LCV

Lexus RX tune files, remaps & software solutions

11 engines · 2003–2022 · 3 ECU/TCU types · files for Autotuner, KESS3, Flex, Dimsport DFOX / New Genius, PCMflash, MMCFlash, BitBox and more

Custom files for the Lexus RX built in WinOLS from your own read — not a generic file pulled from a database. Send the read from your tool and Josh builds the calibration for your exact software version, usually back within 10–20 minutes during file-service hours (9am–9pm Mon–Sat AEST), and supports it afterwards. Typical Stage 1 figures are shown per engine below and confirmed per calibration. This platform is covered in depth on the Toyota Denso tune files hub.

WhatsApp 0466 659 997
Check availability at tacfiles.com

Lexus RX 2.0 petrol

Years2022
Stock power244 hp
Stock torque380 Nm
ECU / TCU types1
Stage 1 — typical+15% power / +20% torque → ~280 hp / 455 Nm

Controllers and read methods

  • Denso Gen4 R7F702002 AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxBENCH

What we build for this engine

  • Stage 1 and Stage 2 calibrations built from your read
  • Pops and bangs, launch and rev-limit changes where the platform allows
  • Catalyst, flap and DTC work
  • WinOLS map packs and DAMOS where we hold our own definitions

Lexus RX 200t petrol

Years2016
Stock power245 hp
Stock torque350 Nm
ECU / TCU types1
Stage 1 — typical+5% power / +5% torque → ~255 hp / 370 Nm

Controllers and read methods

  • Denso Gen2 D76F01xx AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxBENCHOBD

What we build for this engine

  • Stage 1 and Stage 2 calibrations built from your read
  • Pops and bangs, launch and rev-limit changes where the platform allows
  • Catalyst, flap and DTC work
  • WinOLS map packs and DAMOS where we hold our own definitions

Lexus RX 270 petrol

Years2009
Stock power188 hp
Stock torque252 Nm
ECU / TCU types1
Stage 1 — typical+5% power / +5% torque → ~195 hp / 265 Nm

Controllers and read methods

  • Denso 76F00xx 76F00xx AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxOBD

What we build for this engine

  • Stage 1 and Stage 2 calibrations built from your read
  • Pops and bangs, launch and rev-limit changes where the platform allows
  • Catalyst, flap and DTC work
  • WinOLS map packs and DAMOS where we hold our own definitions

Lexus RX 300 (2.0T) petrol

Years2016
Stock power240 hp
Stock torque350 Nm
ECU / TCU types1
Stage 1 — typical+15% power / +20% torque → ~275 hp / 420 Nm

Controllers and read methods

  • Denso Gen2 D76F01xx AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxBENCHOBD

What we build for this engine

  • Stage 1 and Stage 2 calibrations built from your read
  • Pops and bangs, launch and rev-limit changes where the platform allows
  • Catalyst, flap and DTC work
  • WinOLS map packs and DAMOS where we hold our own definitions

Lexus RX 300 (3.0 V6) petrol

Years2003
Stock power204 hp
Stock torque283 Nm
ECU / TCU types1
Stage 1 — typical+5% power / +5% torque → ~215 hp / 295 Nm

Controllers and read methods

  • Denso 76F00xx 76F00xx AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxOBD

What we build for this engine

  • Stage 1 and Stage 2 calibrations built from your read
  • Pops and bangs, launch and rev-limit changes where the platform allows
  • Catalyst, flap and DTC work
  • WinOLS map packs and DAMOS where we hold our own definitions

Lexus RX 330 (3.3 V6) petrol

Years2003
Stock power230 hp
Stock torque242 Nm
ECU / TCU types1
Stage 1 — typical+5% power / +5% torque → ~240 hp / 255 Nm

Controllers and read methods

  • Denso 76F00xx 76F00xx AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxOBD

What we build for this engine

  • Stage 1 and Stage 2 calibrations built from your read
  • Pops and bangs, launch and rev-limit changes where the platform allows
  • Catalyst, flap and DTC work
  • WinOLS map packs and DAMOS where we hold our own definitions

Lexus RX 350 (2.4T) petrol

Years2022
Stock power275 hp
Stock torque430 Nm
ECU / TCU types1
Stage 1 — typical+15% power / +20% torque → ~315 hp / 515 Nm

Controllers and read methods

  • Denso Gen4 R7F702002 AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxBENCH

What we build for this engine

  • Stage 1 and Stage 2 calibrations built from your read
  • Pops and bangs, launch and rev-limit changes where the platform allows
  • Catalyst, flap and DTC work
  • WinOLS map packs and DAMOS where we hold our own definitions

Lexus RX 350 (3.5i V6) petrol

Years2003–2016
Stock power279–315 hp
Stock torque346–380 Nm
ECU / TCU types2
Stage 1 — typical+5% power / +5% torque → ~295–330 hp / 365–400 Nm

Controllers and read methods

  • Denso 76F00xx 76F00xx AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxOBD
  • Denso Gen2 D76F01xx AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxBENCHOBD

What we build for this engine

  • Stage 1 and Stage 2 calibrations built from your read
  • Pops and bangs, launch and rev-limit changes where the platform allows
  • Catalyst, flap and DTC work
  • WinOLS map packs and DAMOS where we hold our own definitions

Lexus RX 400h (3.3i V6) hybrid_petrol

Years2003
Stock power272 hp
Stock torque287 Nm
ECU / TCU types1
Stage 1 — typical+5% power / +5% torque → ~285 hp / 300 Nm

Controllers and read methods

  • Denso 76F00xx 76F00xx AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxOBD

What we build for this engine

  • Stage 1 and Stage 2 calibrations built from your read
  • Pops and bangs, launch and rev-limit changes where the platform allows
  • Catalyst, flap and DTC work
  • WinOLS map packs and DAMOS where we hold our own definitions

Lexus RX 450h (3.5i V6) hybrid_petrol

Years2009–2016
Stock power299–313 hp
Stock torque335 Nm
ECU / TCU types2
Stage 1 — typical+5% power / +5% torque → ~315–330 hp / 350 Nm

Controllers and read methods

  • Denso 76F00xx 76F00xx AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxOBD
  • Denso Gen2 D76F01xx AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxBENCHOBD

What we build for this engine

  • Stage 1 and Stage 2 calibrations built from your read
  • Pops and bangs, launch and rev-limit changes where the platform allows
  • Catalyst, flap and DTC work
  • WinOLS map packs and DAMOS where we hold our own definitions

Lexus RX 500h (2.4T) hybrid_petrol

Years2022
Stock power371 hp
Stock torque460 Nm
ECU / TCU types1
Stage 1 — typical+15% power / +20% torque → ~425 hp / 550 Nm

Controllers and read methods

  • Denso Gen4 R7F702002 AutotunerKESS3FlexDFOXPCMflashbFlashBitBoxBENCH

What we build for this engine

  • Stage 1 and Stage 2 calibrations built from your read
  • Pops and bangs, launch and rev-limit changes where the platform allows
  • Catalyst, flap and DTC work
  • WinOLS map packs and DAMOS where we hold our own definitions

Lexus RX FAQ

Do you have a tune file for the Lexus RX?

Yes — for every engine and ECU listed above. Files are built from your own read in WinOLS for your exact software version, not supplied from a generic database.

How do I get a Lexus RX file?

WhatsApp the read to 0466 659 997 with the engine, ECU, your tool and what you want, or upload it at tacfiles.com for an automated return where a matching project exists.

What gains will a Lexus RX Stage 1 give?

Typical Stage 1 figures are shown on each engine card above — measured on our dyno where marked, otherwise the typical gain for that engine class. Final numbers depend on the calibration and hardware, so we confirm per file. Reliability comes first — files stay inside what the engine, injectors and cooling handle comfortably.

Related

All Lexus modelsAll supported vehiclesSupported ECU typesFor tuners & workshopsTune file serviceToyota Denso tune files

Send your Lexus RX read

WhatsApp 0466 659 997 with the engine, ECU, your tool and what you want. Hand-built files typically return in 10–20 minutes during file-service hours (9am–9pm Mon–Sat AEST).

WhatsApp 0466 659 997
Check availability at tacfiles.com

Vehicle, ECU and read-method data compiled from the published compatibility lists of the flashing tools we work with (files are returned for Autotuner, KESS3, Flex, DFOX, PCMflash, bFlash, BitBox and more). Stock figures are manufacturer-published values as listed by those tools and may vary by market. All tuning files are intended for off-road, motorsport, agricultural or commercial use only; it is the responsibility of the vehicle owner to ensure compliance with local regulations.