ESS Tuning - E-Tronic Tuner - BMW N55 F-Series 35i spec


ESS E-tronic provides safe, simple to add power to the already potent 135i/235i/335i/435i/535i/X3 3.5i and X5 3.5i. Unlike other external controller products on the market E-tronic is a sophisticated multi channel controller that has RPM and MAF intergration. This provides for full control of boost at all RPM ranges and proper AFR calibrations without the need to splice into any factory wiring. OEM grade hardware is used to provide high quality, safe, reliable power with excellent driveablility. Pre-set calibrations provide for a very simple installation without the need for setup or adjustments once installed. E-Tronic can be disabled or removed at anytime allowing customers to keep factory warranty.

Models Supported
2012-2015 F20 M135i
2012+ F30 335i Sedan
2009+ F07 535i Gran Touring
2010+ F10 535i
2011+ F12 640i Coupé
2012+ F12 640i Gran Coupé
2012+ F01 740i
2010+ F25 X3 xDrive35i