For $300+shipping dollars you can have a used but in excellent condition the greddy ultimate + harness for high power renesis (6 port) with the map of turbo application already set in the ultimate. this ultimate came with the turbo kit from greddy, we decided to use a microtech management unit. the type of harness that you will receive includes some fetures that only comes with the greddy turbo kit, check the other forum. I also can e-mail you the latest updates, manuals and program of the ultimate.
my e-mail is kent@suimportracing.com.

 

is this still available? is it a plug and play harness?

 

Yep, still available, harness is plug and play.

 

is this still available?

 

Does it work with the 4 port?