This where I purchased mine.
http://rjminjectiontech.com/?p=7
Scroll down to see this one
Alternator Charge Cable Kit $40.00
5ft of 2 gauge heavy duty EPDM cable rated -60°F to 220°F, super flexable, resistant to flame, oil, abrasions, tar and grease.
Mega-Fuse holder
2 - 175Amp Mega-Fuses
Red Protective Boot for Alternator connection
4 lugs (3/8″ for Battery, 1/4″ for Alternator, 5/16″ for Mega-Fuse)
Red Adhesive Lined Heat Shrink
Solder Pellets