In 1988 they won their first division title in 23 years ( since 1964 -- 65 , when they finished first in a one - division league ) .
In 1988 they lost to the Oilers in a five - game semifinal series .
In 1988 they won their first division title in 23 years ( since 1964 -- 65 , when they finished first in a one - division league ) , but lost to the Oilers in a five - game semifinal series .