The Exeter girls earned a 43-40 come-from-behind win over Muhlenberg in the first round of the District 3 4A playoffs on Saturday.
The Eagles trailed the Muhls by nine points in the second half before rallying in the fourth quarter.
Muhlenberg, who was the No. 14 seed, had beaten the 19th-seeded Eagles twice during the regular season.
The game marked Exeter's first District playoff appearance since the 1990's.