Wai'anae beat Saint Louis in their last meeting in 2005 -- a 30 - 20 non-league victory -- .
The Crusaders own a 19 - 5 lead in the overall series .
Wai'anae beat Saint Louis in their last meeting in 2005 -- a 30 - 20 non-league victory -- but the Crusaders own a 19 - 5 lead in the overall series .