Guys - see the link below, I have bought quite a few things from this guy in NEW ZEALAND who is wrecking 2 SVXs.(his name is Peter)
http://www.trademe.co.nz/Trade-Me-Mo...sories/Subaru/
Exterior/auction-84087006.htm
If you guys want anything give him an email at -
petersw@ihug.co.nz
Since the only wiring going to the seat is the power-in connector, then all you need to do is splice into the existing power supply (after all how often are you likely to want both seats moving at the same time - eg possibly overloading the supply & blowing a fuse?).