Spencer Allen and Carter Kerwin led Redlands with three goals each.
Oxy was 4 for 7 on power plays, but shot just .281 from the field.
Redlands went on an 8-2 run in the second and third quarter that put the game out of reach.
Season Impact: The Tigers fall to 4-5 overall and 0-3 in SCIAC.
Redlands improves to 7-6 overall and 2-1 in SCIAC.
Next Game: The Tigers are back in action at the Gary Troyer Tournament with four games this weekend, beginning with Connecticut College at La Verne on Friday at 1:40 p.m.