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.Package includes 22RPD Maf kit (Wiring Harness, weld-on flange, and Maf)Possible Injector and Fuel Combinations:Pump/Race Gas Combinations- 60# injectors, up to 600whp- 80# Injectors, up to 800whp- 1200/1300cc injectors, 750-1200whpEthanol Blend (E85) Combinations- 80# Injectors, up to 650whp- 1200/1300cc injectors, 800-1000whp- 1700cc injectors, 950-1200whpDon't know what injector to choose? We recommend 80s!Large enough for serious power, Compatible with all fuels.Looking for more configuration options? Just Email us!Need help deciding which options? Check out our Glossary!