im trying to install my amp kit and idk where the firewall is or any spot on the driverside that i can stick the power cable through to get it to the car battery. Can anyone help me with some pictures or an explanation where it is. i need the facts asap bc tmr im meeting someone for some subs im buying and i need my kits to be installed so i can test em out b4 i buy em and know that they both work!