To complete a memorable day for the Banbury outfit, Jack Doohan was crowned the British F4 Rookie Champion.
The result of the three podiums for the team, saw Arden crowned the British F4 Teams Champions for the first time, out-scoring Double R Racing by 39 points at the end of the season finale.
In the overall championship, Dennis Hauger finished as the lead Arden driver in fourth position overall, just ahead of Doohan in fifth, Patrik Pasma in sixth and Priaulx rounding out the quartet with seventh overall in the final points classification.
Doohan also received the prestigious Joe Tandy Memorial Trophy, meaning it is the second year in a row that an Arden driver has won the coveted award – following Oscar Piastri claiming it in 2017. Hauger finished the first race in seventh just one ahead of team-mate Doohan as the Rookie title race hotted up.
In the partially reversed-grid second race, Pasma finished in sixth position.
The Red Bull Juniors once again were at it again fighting for race and Rookie podium honours, with Hauger finishing just behind Priaulx and one position ahead of Doohan who rounded out the Arden quartet in eighth position, taking fastest lap in the process. The final race of the British F4 Championship saw Priaulx finish second in the season finale.
Pasma finished a solid fifth to round out his impressive form in the second half of the season.
The Rookie Championship was on the line in the final race between the two Arden Red Bull Juniors.
Doohan had a small advantage over Hauger heading into the final round and Doohan crossed the line in seventh position to seal the championship, with Hauger finishing outside the points.