Teams from Ipswich, Biggleswade, Hatfield, Spalding and Milton Keynes also took part.
In the group stages Dunstable were on form as they thrashed Biggleswade 9-0 thanks to some excellent passing, moving and counter-attacking, before drawing 1-1 against Milton Keynes as both teams produced some fantastic goalkeeping.
Dunstable then played group winners Hatfield in the semi-finals as they clinched a 2-1 victory in the last minute.
In the final, undefeated Spalding scored an early game in a fast-paced encounter.
However, some excellent movement saw the goals flow as Dunstable eventually triumphed 7-4.
Dunstable: Matthew Ridout, Charlie Costin, Ian Williams, Tim Hutton, Dave Ridout, Sam Parry, Martin Hacket, Guy Venner, Ryan Currell.