Fitment: (03-07) Ski-Doo 800 HO, REV, Power T.E.K. Includes 2-Rage Cages, 2-Power Wings, and gaskets. Complete Air/Fuel control; Total System Integration: Unparralled & Superior. Guaranteed. Boyesen's Power Pack is designed to optimize your airflow intake and fuel delivery, eliminating off-idle hesitation and unleashing phenomenal increases in hor.