NISSAN · SH705823N ECU

NISSAN 370Z SH705823N tuning files

The NISSAN 370Z on the SH705823N, mapped from stock file to finished result. Across the matched variants stock power runs from 280 to 313 HP. There are 4 distinct variants on file for this combination. Stage 1 and Stage 2 are the safe starting points for this platform. Each file is tied to the precise software on your car and checked before it goes out.

Upload your file →All 370Z coverage

Available solutions

What we can run on the SH705823N for this vehicle — the precise options narrow down by engine and software version.

Stage 1 Stage 2

Engine variants & ECU software

4 distinct variants for the NISSAN 370Z on the SH705823N ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 3500 313HP
Generation: 2003-2009
Matched gains engine: 3.5 V6 313
Controller brand: HITACHI
ECU: SH705823N
Stock power: 313 HP
Stage 1 power: 335 HP
Power increase: +22 HP (+7%)
Stock torque: 353 Nm
Stage 1 torque: 375 Nm
Torque increase: +22 Nm (+6%)
ECU HW: MEC60-260

Variant 2

ECU

Catalog engine: 3500 313HP
Generation: 2003-2009
Matched gains engine: 3.5 V6 313
Controller brand: HITACHI
ECU: SH705823N
Stock power: 313 HP
Stage 1 power: 335 HP
Power increase: +22 HP (+7%)
Stock torque: 353 Nm
Stage 1 torque: 375 Nm
Torque increase: +22 Nm (+6%)

Variant 3

ECU

Catalog engine: 3500 280HP
Generation: 2003-2009
Matched gains engine: 3.5 V6 280
Controller brand: HITACHI
ECU: SH705823N
Stock power: 280 HP
Stage 1 power: 300 HP
Power increase: +20 HP (+7%)
Stock torque: 350 Nm
Stage 1 torque: 370 Nm
Torque increase: +20 Nm (+6%)
ECU HW: MEC60-170B16712

Variant 4

ECU

Catalog engine: 3500 280HP
Generation: 2003-2009
Matched gains engine: 3.5 V6 280
Controller brand: HITACHI
ECU: SH705823N
Stock power: 280 HP
Stage 1 power: 300 HP
Power increase: +20 HP (+7%)
Stock torque: 350 Nm
Stage 1 torque: 370 Nm
Torque increase: +20 Nm (+6%)

Related vehicles

Other vehicles built on the SH705823N controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the NISSAN 370Z on the SH705823N?

Stage 1, Stage 2. The exact set depends on the specific engine and software version.

Do you cover the SH705823N ECU software on this model?

Yes — the NISSAN 370Z on the SH705823N ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.

How is the file delivered?

Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.