If I understood correctly, then Fifthwheel is looking for a much newer car than a D5 163HP, which will be always be more than 14 years old.
The following car is probably very nice but might be too old.
https://www.autotrader.co.uk/classif...ars&dpp=757262
This one, however, looks very tempting.
https://www.autotrader.co.uk/classif...asc&dpp=757262