Hindustan Petroleum Corporation Limited (HPCL) is a state-owned oil company in India and a Fortune 500 company. It has an annual turnover of over Rs. 1,16,428 Crores. HPCL's marketing operations are divided into four strategic business units: Retail, Direct Sales, LPG and Aviation. The research focused on lubricant brands for diesel engine oil, passenger car motor oil, and four-stroke oil. Through surveys of bazaar shops and retail outlets in Delhi, Jaipur, Pune and Mumbai, the research aimed to determine the key success factors for lubricant brands. Key determinants for bazaar shops included pricing, promotion, and availability while for retail outlets they included promotion,