BMW 3 Series E46 (99-05)


ESS MS45 M54B30 ECU Tuning Software

Go Back
ESS MS45 M54B30 ECU Tuning Software

Product Information

ESS Normal Aspiration 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. RPM limit is increased to 6700RPM (7000RPM in 330 ZHP), and top speed governor is removed.

Throttle response programming is greatly improved over stock.

Power is increased by 10 whp and 10lbs/ft of torque when programmed for premium fuel (91US/96Euro).

Special programming for custom setups are available on request.

When ordering this product, you will receive the ESS E-Flash reprogramming interface so you can upload the software yourself through the OBD2 port.

Brand: ESS Tuning
Product Code: 101-45N

Product Options:


Add to Cart