http://cgi.ebay.com/ebaymotors/AIR-INTAKE-SENSOR-SPEED-CHIP-for-Mazda-RX7-RX-8_W0QQitemZ8022228508QQcategoryZ33597QQssPageNameZ WDVWQQrdZ1QQcmdZViewItem

There are so many things wrong on that page that I don't no where to begin... Bart, just stay away from any ebay electro-doodads that claim an increase of 20 HP for your car.

Yes, complete waste of money.

thanks for the advice~