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ESS E-FlashFlash N54 "is/1M" ECU software is a result of extensive testing and exact calibration of ECU parameters to allow conservative performance gains on an otherwise stock car. The ESS 335i software is developed and tested in extreme heat in the Arizona desert as well as extreme cold temperatures in Scandinavia. The end user can select between 2 different power levels and cat/no cat in the DirectFlash unit. ESS E-Flash also includes full engine diagnostic functionality and code clearing capabilities.
DirectFlash Stage 1 :
Top Speed Governor: Removed
RPM Limit: 7200RPM
Fuel requirement: 91US
Horsepower: 400 DIN (Stock 335) - 390 DIN if used with stock intercooler
Normal whp range on DynoJet: 345-365whp
Custom tuning available on an hourly basis, files can be loaded with DirectFlash unit through email.
When ordering this product you will receive 1 ESS E-Flash OBD2 reprogramming 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.
*Correction factor for drivetrain loss is 15% above RWHP as seen in dynograph (RWHP/0.85)
Application intended for: All 1M, 335is, Z4 3.5is from 2009 2010 2011