Trane 4 Ton 15.2 SEER2 Gas System [with Install] (1) Trane 4 Ton 15.6 SEER2 XR15 48000 BTUh AC Condenser 4TTR5048N1000, (2) Trane 80000 BTUh 80% AFUE S8X1 Single-Stage Gas Furnace S8X1C080M5PSC & (3) Trane 3-5 Ton 60000 BTUh Downflow/Horizontal/Upflow Cased Coil 4TXCC009DS3HC. $7,450.00