How do you get hellcat cruisers in jak 3

if u evr beaten the 2nd , then u should know that u were friends with ashlin the baron daughter, she became the new leader of haven city and change the color of the guards and their vehicles to get rid bad memories ( too bad more bad news coming) ashlin lets u use them to get in and out they city to retreive articfact of the precursors to find a way to save the planet from darkmakers