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ESS optimized ECU software is a result of 100's of dyno runs and exact calibration of all parameters to allow maximum performance gains with improved driveability/fuel consumption and stock engine longevity.
Part number: 101-123
Horsepower: 155DIN (Stock 122)
Torque: 380NM
Installation is done through a ECU flash update. You will receive instructions on how to remove and send in ECU when you order this product.
Correction factor for drivetrain loss is 15% above RWHP as seen in dynograph (RWHP/0.85)
Application intended for: BMW E81 E82 E87 E88 E90 E91 E92 E93 118d 318d 122 hp version from 2007 2008 2009