I bought these items with the Boxster I purchased and I ended up only using the front fenders, as I must run stock front bumper in SCCA E Production. The fenders needed to work with the bumper are 99-3017G:
http://www.americaninternationalracing.com/custom.asp?id=259246&page=80
The rear flares can also be seen here:
http://www.americaninternationalracing.com/custom.asp?id=259246&page=102
This is the same kit with pictures available
here:
http://www.precisionchassisworks.com/boxstersubaru-engine-conversion.html
I am asking $450 plus shipping for everything.