Service Net Department deals in the business with Institution, TATA Authorized Service Stations (TASS) and Key Account Customers (KAC) of entire North East India. Service Net Department of Kohli & Sons, Guwahati is the pioneer in the entire state of Northeast India offering TATA Genuine Parts, TATA Motors Durafit Parts, TATA Genuine DEF (Diesel Exhaust Fluid), TATA Motor Genuine Oil (TMGO) and TATA Motor Prolife covering all the 7 states of entire North East. The institution currently serving Assam Rifles, Border Roads Organization (BRO), EME (Service Branch of Indian army), ITBP, SSB, BSF, ASTC whereas TASS and KAC serve all the TATA authorized service stations and key customers in the entire region of North East.