6R0 937 08x-09

Need of upgrading the stock BCM:

There are BCMs which provide a basic set of functions (e.g. central locking, fog lights etc.) and those that have advanced features (e.g. cruise control, static cornering lights, OEM bi-xenon projector lights etc.)

From Ross Tech's website, for the Polo 6R this is how it is:
Basis+ Part Numbers: ***-937-084-***

Medium+ Part Numbers: ***-937-085-***
Supported Features (like Basis+ and additionally): Central Locking, Anti-Theft-System, Outside Mirror Heating, Seat Heating

Medium++ Part Numbers: ***-937-086-***
Supported Features (like Medium+ and additionally): Remote Control

High+ Part Numbers: ***-937-087-***
Supported Features (like Medium++ and additionally): Cruise Control System (CCS), Anti-Theft-System LIN-Databus (for Alarm Horn)

Reku (Recuperation) Part Numbers: ***-937-088-***
Supported Features (like High+ and additionally): Start/Stop System (with Recuperation)

Licht (Lighting) Part Numbers: ***-937-089-***
Supported Features (like High+ and additionally): Lighting Functions (LED DRL, Bi-Xenon etc.)

Licht/Reku (Lighting/Recuperation) ## Part Numbers: ***-937-090-***
Supported Features (like High+ and additionally): Lighting Functions (LED DRL, Bi-Xenon etc.), Start/Stop System (with Recuperation)

As suggested by Ross Tech, only BCMs ending in 087 and above supports cruise control. Then again, during my research I found one 087 module which does not support cruise control: