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5-Series



Cobb AccessPORT BMW 135i/335i/535i/Z4/1M incl. xDrive

 
The AccessPORT is the industry leading OEM ECU flashing, managing and monitoring assistant. Unlock power hidden within the ECU by replacing conservative factory settings with more aggressive calibrations. The result is impressive gains in torque and horsepower while maintaining a high degree of safety. The AccessPORT comes with pre-installed maps that are optimized for common performance modifications.
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ESS BMW N54 E-Flash Performance Software

 
  • Fits (07-11) E8X 135i, E9X 335i, E6X 535i & E89 Z4 S-Drive35i

ESS E-Flash N54 ECU software is a result of extensive testing and exact calibration of ECU parameters to allow conservative performance gains on an otherwise stock car.

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GIAC E6X/E8X/E9X (2007+) 135i/335i/535i 3.0L N54 Programming

 
  • GIAC performance software for the 2010 - 2007 E9x 335 smoothly delivers a 60 - 110 hp and 60 - 150 ft-lbs gain.
  • Can be performed in-house at Tunerworks without having to ship ECU out for programming.
  • For optimum performance the software must be coupled with exhaust and intercooler.
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