These warmed-over XR8 base vehicles came with the same 'Boss 260’ 5.4 litre V8 engine as the base XR8 producing the same 260 kW (353 HP) output as the base XR8.
The warmed-over XR8 base vehicles featured a 'Boss 260’ 5.4 litre V8 engine identical to the base XR8's, delivering the same 260 kW (353 HP) output, ensuring consistent performance across both models.