ok i just got a 04 xfire and i raced my friends 3000gt sl and beat him by a car and a bumper. and i raced a 350z off a role and tied it. but off the line he beat me by a car. whats the quarter mile that some of you guys have gotten???? and how else can i increase sum power. i wanna get this thing in the 13.6-13.8 range.