MAZDA · SH5J ECU

MAZDA 6 SH5J tuning files

Everything we work with on the MAZDA 6 fitted with the SH5J. Across the matched variants stock power runs from 150 to 150 HP. We start conservative here — Stage 1 and Stage 2 are the dependable baseline. We match the right calibration to your exact software and validate it before delivery.

Available solutions

Applicable work for the SH5J on this vehicle. The available set firms up once the exact engine and software are known.

Engine variants & ECU software

2 distinct variants for the MAZDA 6 on the SH5J ECU. Reference the engine and controller software when you upload.

Variant 1

ECU
Catalog engine
2200 150HP
Generation
2013-2018
Matched gains engine
2.2 Skyactiv-D 150
Controller brand
DENSO
ECU
SH5J
Stock power
150 HP
Stage 1 power
210 HP
Power increase
+60 HP (+40%)
Stock torque
380 Nm
Stage 1 torque
480 Nm
Torque increase
+100 Nm (+26%)
ECU SW
SH5L-18881-C
ECU HW
SH14-188K1-
SW upgrade
SH5L-188K2-C

Variant 2

ECU
Catalog engine
2200 150HP
Generation
2013-2018
Matched gains engine
2.2 Skyactiv-D 150
Controller brand
DENSO
ECU
SH5J
Stock power
150 HP
Stage 1 power
210 HP
Power increase
+60 HP (+40%)
Stock torque
380 Nm
Stage 1 torque
480 Nm
Torque increase
+100 Nm (+26%)
ECU SW
SH5N-188K2-C
ECU HW
SH5N-18881-C

Related vehicles

Other vehicles built on the SH5J controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the MAZDA 6 on the SH5J?

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

Do you cover the SH5J ECU software on this model?

Yes — the MAZDA 6 on the SH5J 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.

MAZDA 6 SH5J ECU Tuning Files | TuningBay