If its the one with the rings the only difference is that those need to use a crimp ring to connect. the one I am selling allows you to plug it directly into the cap.
Also as the cap has 4 connections in the + side (2 4gaguge and 2 8 gauge) you can use it instead of a distribution block if you have 2 amps.
What are everyone's thoughts regarding chassis strengthening? Would you say that your Skyline already is perfect from factory meaning its not too stiff that road use is unbearable yet able to handle any extra power...