on my RA, i just use the empty nut that was there to ground my connections.. no need to take of the existing one

it's a m12 i think

-joe

 

Hey peeps i have a question mabey someone can help me out. I have a lancer ralliart w/out the infinity sound package but i have a friend who i just sold one to that does have the infinity pkg. He has his own system and was going to give me the infinity head unit,amp,and 8" sub. do i need anything else or is the wiring the same in one that does not have the infinity pkg.

thanks,

ckcteekers

 

did you unplug your battery terminal first? you should do that before you do anything electrical on your car.