– Can be plugged into the outside of the PDS controller to change the performance characteristics of golf carts;- Fits EZGO 2000-up electric 36 volt golf carts with a PDS controller only (Precision Drive System carts which forward/reverse switch mounted on the dash);- Will not fit on carts with a DCS or Series Drive System. Will also not work on 48 Volt Systems (2008-Up). If you have a 48 volt system, this will not work.- Allows your PDS (Precision Drive System) 36 volt cart the ability to increase its overall speed without the high cost of upgrading your controller or motor.- OEM Part Number: 73272-G01- Freedom speed chip could noticeably faster your EZGO PDS Cart to a top speed of about 18~ 22mph,allow it increase its overall speed without the high cost of upgrading your controller or motor;- Easy to install,takes roughly 10 minutes install (if you not sure how to mount,you could find a step by step video on Youtube);NOTE: Dont forget to turn off the tow maintenance switch before ins