Now topping the turbodiesel range, the 2.0-litre HDi engine with 136bhp is capable of 40mpg and has emissions of 188g/km.
With 236lb ft of torque, this engine can haul the C8 up to 118mph should you be that way inclined.For those not looking for supercar performance, the 120bhp 2.0 HDi turbodiesel turns in 41mpg and turns out 182g/km of carbon dioxide.
Prices for the 120bhp model start at £18,000, and the 136bhp version kicks off at £20,025.
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