The auto component or auto ancillaries space, though, features more listed opportunities. These companies supply critical components such as engines, transmission, axles, suspension, brakes, lighting, electronics and batteries to automobiles. It is a major manufacturing sector, accounting for 2.3% of GDP and employing 1.5 million people. Piggybacking on the fortunes of the auto industry and another way to play the space, the auto ancillary segment can offer opportunities. With over Rs. 4 lakh crore in market capitalisation, this sector has more companies in its fold to play the auto space.