I have 2 of these harnesses for sale - they are a really good quality extension harness that you can use to tap in any aftermarket electronics and make them completely reversable down the road. This saves your factory harness from all the hacking up you would do to add an AFC, turbo timer, boost controller, or anything else!
Their website lists them at $150 shipped, I am selling them for $135 shipped. I only have 2 (left over from a group buy) and I will not negotiate on price - I'm not taking a hit on these things....
Anyway, drop me an e-mail if you want one - here's a shot of them: