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6577975261 original ECU files

In this archive 6577975261 is the HW number on 9 files and the SW number on 2 files, with 4 different HW and SW pairs. On its own it does not pick the file: the table below shows what else each one carries.

Which 6577975261 file is yours?

Compare the other numbers on each line with your read and open the line that matches. All of them are €18.

Its other numbersListed forMap pack
SW6577975145CAL0044DC0I860SIFN2S BMW 1 Series 3.0 306hp N54B30 · Siemens MSD80 none listed
CALPV91189 BMW 3 Series 3.0 265hp N52B30 · Siemens MSD80 none listed
CAL0044DC0I960SVBT3S BMW 3 Series 3.0 265hp N52B30 · Siemens MSD80 none listed
CALCT92337 BMW 3 Series 3.0 265hp N52B30 · Siemens MSD80 none listed
CALA123749 BMW 3 Series 3.0 265hp N52B30 · Siemens MSD80 none listed
CALCT20246 BMW 3 Series 3.0 265hp N52B30 · Siemens MSD80 none listed
CALCJ27521 BMW 3 Series 3.0 265hp N52B30 · Siemens MSD80 none listed
HW6577975211CALP100632 BMW 3 Series 3.0 306hp N53B30O0 · Siemens MSD80 none listed
SW0044DC0I880SCAL0044DC0I880SITC2S BMW 3 Series 3.0 306hp N55B30M0 · Siemens MSD80 none listed
HW6577975211CALP051781 BMW 3 Series 3.0 306hp N53B30O0 · Siemens MSD80 none listed
SW6577975145CAL0044DC0I860SIEQ1S BMW 3 Series 335i 306hp N54B30O0 · Siemens MSD80 none listed

ECU types carrying 6577975261

Cars and engines it is listed for

ModelEngineFiles
BMW 3 Series3.0 265hp N52B306
BMW 3 Series3.0 306hp N53B30O03
BMW 1 Series3.0 306hp N54B301
BMW 3 Series335i 306hp N54B30O01

Seen together with 6577975261

14 other numbers on these files, and on how many.

Where do I find these numbers?