All of 22RPD's tunes are comprehensively developed in-house to provide the most refined tune and the highest output possible per platform available anywhere. We spend the time to be the expert so you can rely on us to take your street or race BMW to the next level. We take a comprehensive approach to tuning; this means we work with the whole system to find the most power, best throttle response, and highest drive-ability around. We are pleased to provide these packages for your BMW.Stage 1: Stock Stage 2: Charge Pipes, Intakes Stage 3: Downpipes and FMIC Stage 4: All of the above plus inlets Stage 1: 420Hp 470Tq Stage 2: 470Hp 500Tq Stage 3: 500Hp 540Tq Stage 4: 530Hp 590TqLooking for more configuration options? Check out our Stage 2 tunes!Need help deciding which options? Check out our Glossary!