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ESS Tuning - N55 Stage 1 ECU Performance Software - E-Chassis

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$895.00

A well-respected name in the tuning game, ESS Tuning has announced their N55 ESS ECU Performance Software for the E-Chassis.

ESS has built some of the fastest BMWs in the industry and continues to carry the tradition with the introduction of their performance software for N55 powerplant. Expert calibrated ESS Performance ECU software.

Features
- Bench Flash for FULL ECU control, unlike piggyback controllers
- Optimized Throttle response in Normal, Sport and Sport Plus modes
- Reprogrammed Torque management
- Full OBD2 port access to retain diagnostics/datalogging/critical safety systems
- Top speed/VMAX removal
- 91/93 octane maps
- Removed cat check option for those running Catless downpipes (off-road use only)

Optional Features
- Top Speed Limiter/VMAX removal
- Cold Start Delete

Models Supported
BMW E82 135i
BMW E82/E88 135is Coupe/Convertible
BMW E82/E88 135is Coupe/Convertible
BMW E90 335i Sedan
BMW E92 335i Coupé


WARNING: May contain items that are found to have compounds and/or chemicals known to the State of California to cause cancer, birth defects, and reproductive harm.
For more info, please visit https://www.P65Warnings.ca.gov.