The 2004 Volvo S80 is a four door, five passenger Sedan offered in 2.5-liter and 2.9-liter engines. The 2.5-liter features a 208 horsepower turbocharged gas-powered inline 5-cylinder while the 2.9-liter features a 194 horsepower inline 6-cylinder. The 2.9-liter is also available with a twin turbo engine that generates 268 horsepower from an inline 6-cylinder. 2004 marks revised styling, as the front and rear fascias have been enhanced, as well as the taillights. ABS brakes and traction control are standard, with additional equipment including dual zone climate control.