TaxReps Store has the Deluxe 2017 version available on sale for $22.95 for download, either MAC or PC, this is the lowest price I have found. Hope this helps others.
TurboTax Deluxe 2017 (Fed + Efile + State) ($22.95)
TurboTax Premier 2017 (Fed + Efile + State) ($34.95)
TurboTax Home & Business 2017 (Fed + Efile + State) ($44.95)