Ebay would be my best guess.
I do E-Bay...once every blue moon, you'll find a deal. On the third blue moon, hit Craigs List. Wherever I end up at the end of the day, I hit CL in that particular city. Got lucky a few times. The parts are out there....just not when you are looking
Kind of like fishin, gotta hold yer mouth right.
Congrats on the new new ride.
Be safe