salam..guys today i asked ma mom if can modify any of my rides she said ok...but the problem starts here which one to modify 2005 1.6DOHC chevy optra or 2005 1.0vitz....help me choose one and btw vitz is automatic...and one more thing will it have a bad effect on vitz if i race on my vitz....experts only plzzz..regards u kan also check them out at :https://www.pakwheels.com/forumreply_az_TopicID!23493~ForumID!11~pw.html