x20d 163hp ESS E-Flash ECU Tuning Software Stage 1

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 drivability/fuel consumption and stock engine longevity.

When ordering this product you will receive 1 ESS E-Flash OBD2 programming system which will VIN lock to your car.

This system can be used to program between stock and tuned, and it can also be used to load custom files/race fuel files/updates received from ESS over email.

Part number: 101-15
Horsepower: 200 DIN (Stock 163/150LE model)
Torque: 450NM
Installation is done through a ECU flash update.

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 E60 E61 120d 320d 520d 163hp/150hp version from 2006 2007 2008 2009