Engine Control Unit 911 1984 1989 SMC 000 314 Son 1955 Engineered to fit 911 (996) Options:Fuchs Tital Sintopoid Engineered to fit 911 (996) and Boxster (986) models with precision fitment Ensure your Porsche’s engine stays securely in place with this high quality Engine Mount Our design benefits from 99% of SMD SMT " surface mounted devices" installed on the board also metallized thru holes for guaranteed reliability and no future cold solder joints Using SMD SMT components makes our new design perform much better than the original DME by better handle of current and temperature allowing the engine to operate much better with better injector and spark control