HARLEY DAVIDSON · J1850 ECU

HARLEY DAVIDSON Wide Glide J1850 tuning files

The HARLEY DAVIDSON Wide Glide on the J1850, mapped from stock file to finished result. Stock output across the matched variants spans 68–68 HP. For this platform the dependable path begins with Stage 1 and Stage 2. Every file is matched to the exact calibration on your vehicle and signed off by an operator.

Available solutions

Solutions that apply to the J1850 on this vehicle platform. The exact set depends on the specific engine and software version.

Engine variants & ECU software

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

Variant 1

ECU
Catalog engine
1548 68HP
Controller brand
DELPHI
ECU
J1850
Stock power
68 HP
SW upgrade
32901-10
Calibration
32901-10

Variant 2

ECU
Catalog engine
1548 68HP
Controller brand
DELPHI
ECU
J1850
Stock power
68 HP
SW upgrade
32902-07G
Calibration
32902-07G

Variant 3

ECU
Catalog engine
1548 68HP
Controller brand
DELPHI
ECU
J1850
Stock power
68 HP
SW upgrade
31858-08B
Calibration
31858-08B

Variant 4

ECU
Catalog engine
1548 68HP
Controller brand
DELPHI
ECU
J1850
Stock power
68 HP
SW upgrade
32900-07H
Calibration
32900-07H

Variant 5

ECU
Catalog engine
1548 68HP
Controller brand
DELPHI
ECU
J1850
Stock power
68 HP
ECU SW
32920-07D
ECU HW
32852-11
SW upgrade
32900-07H
Calibration
32900-07H

Variant 6

ECU
Catalog engine
1548 68HP
Controller brand
DELPHI
ECU
J1850
Stock power
68 HP
ECU SW
32920-07D
ECU HW
32852-11
SW upgrade
32900-07F
Calibration
32900-07F

Variant 7

ECU
Catalog engine
1548 68HP
Controller brand
DELPHI
ECU
J1850
Stock power
68 HP
ECU SW
32920-07D
ECU HW
32852-11
SW upgrade
31856-08A
Calibration
31856-08A

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 Wide 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 Wide 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.

HARLEY DAVIDSON Wide Glide J1850 ECU Tuning Files | TuningBay