C1-T 87 Octane 89 Octane 92 Octane Chevrolet Impala 28.3 28.4 28.7 Chrysler 300M 27.1 26.9 27.2 Ford Taurus 26.4 26.1 26.8 Lincoln LS 26.1 26.4 27.3 Toyota Camry 28.4 28.9 29.1 Volvo S60 25.3 25.1 25.8