Kato #106-3510 Amtrak Superliner Passenger Cars Phase II, Set A were produced by Kato, a Japanese company known for their high-quality model trains. The #106-3510 set includes four cars: a coach, a coach-baggage, a sleeper, and a diner. They are part of the Amtrak Phase II series, which means they have a classic and timeless look.
The asking price for these two cars is $120.00 plus shipping.
There is a short video demonstration run of these cars here: Amway Superliner phase II A in mp4 format.
