Peterbilt 579 Delphi ETC3 1877245 PC4__1284P4C_6 File Info
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Hersteller
Peterbilt
Serie
579
Baureihe
Output
424.0PS 311.9kW
StgHersteller
Delphi
StgBaureihe
ETC3
Stgnr_Stg
21490632123
Stgnr_Her
1877245
Software
PC4__1284P4C_6
SoftwareVersion
You can find the chip tuning file you are looking for on "Carecufile.com"