jb4 stage 3 N54 Jul 11, 2013 18:13:42 GMT -6 Quote Select PostDeselect PostLink to PostBack to Top Post by carlton on Jul 11, 2013 18:13:42 GMT -6 i have for sale a JB4 stage 3 tuner with usb cable and dual cone intakes! it really is an amazing performance enhancer!!!!! asking $500 obo contact me at 4056935033 im located in dallas