For the festival of bright lights and loud noises, we’ve put together a list of the 30 most powerful cars currently on sale in India with an ex-showroom* price (Delhi) of less than Rs 30 lakh. That includes all types of shapes and engines. There're just three rules: one engine variant per model; if PS clashes then more torque wins; and for prices, we will list the range between which the same engine performance can be bought at different spec variants.