Using the MOTOREX PRE-FLUSH flushing additive, the DYNCO’s cleaning programme guarantees thorough, very clean flushing, even for heavily soiled automatic gearboxes. During the cleaning programme, the used oil is therefore converted into a flushing oil. The DYNCO will automatically carry out the flushing programme for 10 minutes, which completely cleans the internal part of the gearbox. Please visit
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Technical details

Field of application

Only use this special cleaning additive for automatic/double-clutch transmissions with the MOTOREX DYNCO flushing device only.


Note the system contents of the gearbox and calculate the corresponding quantity.

Nice to know


  • very economical
  • efficient cleaning effect
  • absolute seal compatibility


To add cleaning additive, remove the cover of the DYNCO’s auxiliary container and and pour the corresponding of the fluid in it. (max. content: 3 litres). Then start the flushing programme.
It is essential that the operator is seated in the vehicle and changes gears, selecting all positions (P-R-N-D-S) and maintraining each position for at least 10 seconds.
This procedure should be performed during the cleaning cycle.


One litre of PRE-FLUSH ADDITIVE is enough for 60 litres of gear oil.



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