Active Autowerke E46 BMW M3 Prima Supercharger KitPRIMA: A LEADER AMONG EQUALS In collaboration with Frank Smith of TuningTechFS, the Active Autowerke PRIMA supercharger kit has gained a reputation as one of the finest and most affordable systems available for the E46 BMW M3. Capable of exceeding 500 WHP through Level 1 and Level 2 upgrades, PRIMA is a star performer. This supercharger system was designed with no frills in mind instead focusing on the pure and basic fundamentals. PRIMA is a fully