Bluefin will also flag your car as being modified and give the "TD1" error, which will void your warranty if anything goes wrong with the car - well anything thats related to the increased power.
The DTUK box throws up a different flag, one that doesnt mean its been modified but its more of a...
I have a DTUK tuning box and pedal box for sale
They are around 6 months old and still covered by warranty.
These things have a 3 year warranty so still 2 1/2 left.
All parts will be included including original box etc.
£450 - ono