To become globally compatible and to gain business as well operational excellence industries are implementing various quality improvement initiatives like Lean manufacturing, ISO certification, Total Quality Management, Quality Circle, etc.. But results explored by these initiatives are time constrained and not that much profitable. So methodology, which can provide breakthrough improvement in a short time, is required to be introduced and implemented. Six Sigma is the same methodology which can provide breakthrough improvements in a short time period, so it is very essential to explore its application for gaining quantum gains and profit in terms of quality, market share and customer satisfaction.