Hi,    I am wondering if it is worth getting the Octy remapped. Partly because of where the torque comes in, but mostly because many remaps seem to offer around 8% or more improvement in mpg and we're doing 16,000 miles p.a at the moment and that's going to increase soon.   Some back of the envelope numbers suggest that using premium diesel at 1.38 per litre and allowing for Mrs H doing most of the driving, all other things staying the same e.g. weight in car, type of driving, her style of d