Quote "wow ive never herd of anyone taking there ecu with them... guess that coudl be a bright idea, but what if you lose your ecu in the mall? then what would you do for the day till lyou could get another one. but im stupid, so wtf do i know"

if my brother or a friend was with me i would put it in there car but mines small i can put it in my pocket (just tried it to be sure). its a stand alone not the factory. oh and i woundnt lose it...... trust me!