Mitsubishi

Emission

Before Kiko

After Kiko

% Reduction

Percentage CO₂

14.1

14.6

−3.55

Percentage CO

0.341

0.035

89.7

ppm UHC

197

67

66.0

Volkswagen

Percentage CO₂

15.1

15.2

-0.07

Percentage CO

0.10

0.04

60.0

ppm UHC

30

14

53.3