National Highway 8 is a 4-lane National Highway in India. According to estimates, it is the busiest highway in the subcontinent, as it connects the national capital Delhi to the financial capital Mumbai, as well as important cities Gurgaon, Jaipur, Ajmer, Udaipur, Ahmedabad, Kheda, Nadiad, Anand, Vadodara, Surat, The total length is 1428km. Under the new numbering it has become part of the NH48.