Does anyone know of a place or online website where I can rent these? Cheapest I found was $44/piece.

Nolly Productions: Turbojet Systems Made Easy DVD
Turbojet Systems Made Easy DVD - MyPilotStore.com

Nolly Productions: FMS/EFIS (Glass Cockpit) DVD
Nolly FMS/EFIS (Glass Cockpit) DVD - MyPilotStore.com

Nolly Productions: Supercharge Your Scan DVD
Nolly Supercharge Your Scan DVD - MyPilotStore.com

Try "justplanevideos.com" They seem to have some nolly videos..on tape only maybe..but I'd give them a shot...good people to work with - I've used them to rent before.