Windtunnel offers from Amazon.com

Bagless cansister vacuum with WindTunnel technology. 15 Power Nozzle styling has a low profile design for cleaning tough-to-get-at places. Deluxe Pump Handle design allows for near effortless control and operation. Finger-Touch Variable Speed Control provides flexibility in varying suction.
Price: $203.95 [Notify me when price goes down.]

For all WindTunnel models. Allergen filtration. Three bags per package.
Price: $3.39 [Notify me when price goes down.]

99.7% Filtration. Convenient See Thru Dust Window so there's no guess when bag is full. Desgined to fit All Hoover Windtunnell machines. Also will fit Hoover Tempo.
Price: $4.48 [Notify me when price goes down.]

Hoover #S3639 WindTunnel Canister Vac. HOOVER INC/TTI FLOOR CARE.
Price: $161.95 [Notify me when price goes down.]

Model No.: U8351900. Warranty: One Year. Origin: Mexico.
Price: $199.00 [Notify me when price goes down.]

Model No.: S3755. Style: Bagless Canister. Color: Silver/Black. Air System: Patented WindTunnel Technology.
Price: $150.75 [Notify me when price goes down.]

In stock and ready to ship!. Brand new in sealed package!.
Price: $2.99 [Notify me when price goes down.]

S3200 SnowHill V ServerBoard.
Price: $185.00 [Notify me when price goes down.]

Fits Self-propelled Windtunnel Uprights.. This is the V Shaped Belt. part number on your old belt is 38528034.
Price: $1.62 [Notify me when price goes down.]