The 2021 Volvo XC90 T8 is a three-row plug-in hybrid SUV with a turbocharged inline-four-cylinder engine up front that sends 313 horsepower through an 8-speed automatic transmission. In the back is an electric motor that delivers 87 horsepower. Together, this new luxury hybrid for sale generates 400 horsepower and 472 pound-foot of torque. 2021 Volvo …