i found that having the grounding locations dispersed instead of one central ground, it also ground the rest of your car well, like the grounds from the wiring in the car, for me, i have my battery in my trunk, an everything works great, spend $100 on a grounding kit, I paid $75 for mine, and its huge wiring. Take this for example; you have a surge of power, where is it going to be dispersed faster, the 4 gauge or the 0g? i realize there probably won't be enough power to utilize all those strands, but i like my chances with 0