yup, that's the TPS. You should be able to get it anywhere. I prefer Robbins Auto. They actually had a headlight switch for my old Grand Marquis in stock when it pooped on me!! From then on I've gone to them for the hard to find non-ford parts.
00 SVT Contour (1584)
04 F-350 XLT Sport V10
02 Honda Spirit 750
64 390 FE Big Block