What is the average price of a Rheem 2-stage furnace?

What is the average price of a Rheem 2-stage furnace in 2026 is 3,500 to 5,500 dollars installed including furnace, labor, permit, and removal of old furnace, with average around 4,500 dollars for 80,000 BTU model. Rheem 2-stage furnaces include Classic Plus R96V two-stage variable speed 96 percent AFUE and Classic Plus R92T two-stage 92 percent AFUE, most popular mid-range offering. For 80,000 BTU size common for 2000 sq ft: Rheem R96V 96 percent AFUE two-stage variable speed 80,000 BTU costs 3,500 to 5,500 dollars installed, including furnace unit itself at 1,500 to 2,200 dollars, gas piping, venting with PVC for high efficiency, electrical connection, condensate drain installation at 100 to 200 dollars, and labor of 800 to 1,500 dollars for crew of 2 for 4 to 8 hours, plus permit at 100 to 300 dollars and old furnace removal. Two-stage means gas valve has low stage at 70 percent capacity that runs 70 percent of time for better comfort and even heating within 2 degrees versus single stage that swings 4 degrees, and high stage at 100 percent for coldest days. Variable speed blower operates quiet at 68 decibels versus fixed speed at 74 decibels. Prices vary by region: California and Northeast 15 to 20 percent higher. Compared to Trane S9V2 two-stage at 4,500 to 6,500 dollars, Rheem 2-stage is 20 percent cheaper, offering good value with 10-year parts and lifetime heat exchanger warranty when registered.