Home Full-text access for editors Lean Six Sigma implementation in an OEM: a case-based approach by V. Raja Sreedharan; Rajeev Trehan; M. Dhanya; P. Arunprasad International Journal of Process Management and Benchmarking (IJPMB), Vol. 10, No. 2, 2020 Abstract: Lean Six Sigma (LSS) is a successful quality improvement program. However, many pieces of literature have reported that companies have struggled with LSS projects and Indian manufacturing firms are no exception to this scenario.