For sale JDM Ultra Power Earth gounding kit. This is a excellent addition for authentic JDM Style. I used this on my DB8 with a JDM ITR swap it help with electrical noise in the stereo and smooth idling. I have it left over after selling the swap. Excellent condition! This sells for $240 new. I have added several links below if you would like more in depth research on it.
Asking $100 OBO.
http://team99ers.2.forumer.com/index.php?showtopic=2194
http://www.rhdjapan.com/ultra-power-earth-system-25716