The Pilgrim were 5-0 victors over Darlington at Billingham Town, with Ben Johnson leading the way with two goals.
Elliot Foster, Owen Sheriff and Logan Tate completed the scoring for Mark Thompson's side.
Boston (3-4-2-1): Oliver Ford; Bailey Dilley, Owen Sheriff, Taylor Jaine; Krisztian Gagyi, Finlay Armond, Han Stevens, Zane Millar; Logan Tate, Ben Johnson; Elliot Foster. Subs (used): Joe Melson, Sam Harris, Jack Waddington; (unused): Mackenzie Burdass.
Referee: Melvin Hobson.