running shoes

[jonqwer10]

could be a vehicule that you enter on a pair of shoes and you are running 2 time faster than normal speed.

[Ad Bot]

[Plasmus]

It doesent have to be a vehicle,an item maybe,
or a player type.

[Snip3r]

Just make an event for it

Onactivate Player ChangeDataBlock Quake-Like Player