Thrustmaster RGT or F430 might also be interesting. They are not perfectly made for PS3, but working with GT5.
Both are around 100$ new.
From Thrustmaster's homepage:
Your wheel is now compatible with some PlayStation® 3 games (along with Force Feedback functionality), including:
- COLIN McRae - DIRT® 2 - PS3
- DIRT® 3 - PS3
- DIRT SHOWDOWN® - PS3
- F1 2010 - PS3
- F1 2011 - PS3
- F1 2012 - PS3
- GRAN TURISMO® 5(*) - PS3
(*) Requires the V2.05 update.
(*) In menus, use the gas pedal to confirm, and the brake pedal to cancel.
- GRID 2 – PS3
- NEED FOR SPEED™ THE RUN - PS3
- SHIFT 2 UNLEASHED™ - PS3
- SPLIT/SECOND VELOCITY - PS3
- SUPERCAR CHALLENGE - PS3
- SuperStars® V8 Next Challenge – PS3
- TEST DRIVE®-FERRARI RACING LEGENDS – PS3
- WRC Fia World Rally Championship – PS3
- WRC 2 - Fia World Rally Championship – PS3
- WRC 3 - Fia World Rally Championship – PS3
- Other titles coming soon
On PlayStation®3, in the general menu, use your official gamepad (not your racing wheel) to navigate and start your games. The wheel will work only when the game is started.