2004 Manitoba Senior B Hockey Playoffs

Hockey Manitoba had 1st Round losing teams in Senior A stepped down to challenge for the Manitoba Senior B Championship. =Teams=
 * GlenWawa Norjets
 * Minnedosa Bombers
 * Peguis Hawks
 * Reston Rockets

=Playoffs=
 * Semi Finals

GlenWawa defeated Minnedosa 2-games-to-none Reston defeated Peguis
 * Final

GlenWawa defeated Reston 2-games-to-1 GlenWawa Norjets won the Manitoba Senior B Championship