HARLEY DAVIDSON · J1850 ECU

HARLEY DAVIDSON Electra Glide J1850 tuning files

Everything we work with on the HARLEY DAVIDSON Electra Glide fitted with the J1850. Across the matched variants stock power runs from 58 to 84 HP. There are 3 distinct variants on file for this combination. Stage 1 and Stage 2 are the safe starting points for this platform. Your file is built against the exact ECU software on the car, then operator-verified.

Upload your file →All Electra Glide coverage Custom ECU tuning file service

Available solutions

What we can run on the J1850 for this vehicle — the precise options narrow down by engine and software version.

Stage 1 Stage 2

Engine variants & ECU software

3 distinct variants for the HARLEY DAVIDSON Electra Glide on the J1850 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 1690 84HP
Controller brand: DELPHI
ECU: J1850
Stock power: 84 HP
SW upgrade: DL088FLAB

Variant 2

ECU

Catalog engine: 1450 58HP
Controller brand: DELPHI
ECU: J1850
Stock power: 58 HP
SW upgrade: 33273-05B
Calibration: 33273-05B

Variant 3

ECU

Catalog engine: 1450 58HP
Controller brand: DELPHI
ECU: J1850
Stock power: 58 HP
SW upgrade: 32904-05C
Calibration: 32904-05C

Related vehicles

Other vehicles built on the J1850 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the HARLEY DAVIDSON Electra Glide on the J1850?

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

Do you cover the J1850 ECU software on this model?

Yes — the HARLEY DAVIDSON Electra Glide on the J1850 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.