Bolingbrook has advanced to seven straight sectional tournaments, but is still seeking its first ever state championship.
Joliet West led Bloom 27-21 at halftime in the Class 4A Joliet Central Regional, but the Tigers couldn't sustain the lead and dropped a 50-46 decision.
JT Pettigrew had 10 points in the first quarter alone and finished with 32 to lead Bolingbrook to a regional title Friday.