This paper discussed the need to enhancing quality teaching and research in higher education sector in Nigeria. Education sector has been be-devilled by various challenges in recent times this include low academic performance of students, examination malpractices, cultism, truancy just to mention a few, they also faced serious challenges ranging from poor quality graduates, problem of funding and poor quality environment. Hence there is therefore the need to enhance or improve the quality of higher education for sustainability. This paper highlighted the meaning of quality, factors that influence higher education quality, the input, process and output based on system theory. The need to enhance teaching and learning in higher education to produce quality graduates were discussed. Research as the fulcrum of academia was highlighted. The importance of research to the nation was widely explained, challenges facing research work which include poor funding of research, lack of equipment and material for doing basic scientific research were discussed. Strategies to improve teaching, training and research in higher education were suggested.

KEYWORDS: Higher Education, Quality, Sustainable Development, Teaching, Research. Inputs, Process Output.