1968 cuda fastback behind rear seat upholstry kit
Try Auto Custom Carpets. I used them for my 66 Barracuda and I like the quality. Click the first link in my signature and scroll down to see photos of my carpet before and after shots.
http://www.accmats.com/
I bought my carpet through Rock Auto and got a good deal on it at the time.
http://www.rockauto.com