The patented ProFlex™ Commander adaptive flex fuel system for BMW E90/E91/E92/E93 328i allows you to start making more power and running cooler with E85. True plug and play flex-fuel for your BMW in about an hour with no tuning required.

ProFlex Commander Features:

Complete system - everything you need to run E85
100% Dyno tested for safety, durability and power gains
Easy DIY installation - Under an hour with common tools
Patented BlendSense™ technology adjusts in real time with 30 millisecond refresh rate
True flex fuel - switch from gas to ethanol and back anytime
Improved injector management for more power on gas or E85
7-10% More wheel HP and torque on E85 (dyno proven)
No tuning required - Compatible with stock or performance gas tunes; instantly adapts to new tunes
Cleaner emissions and cooler cylinder, oil and coolant temps
Race grade fuel at the pump - high octane, low cost
Compatible with power adders and bolt-ons
ProFlex Connect app provides accurate, real-time ethanol content on your iPhone or Android device via BT Wireless communication
Cold Start Plus™ - improves fuel atomization for easier starting in cold weather

This System Fits: All E9x 328i models

Choose Commander Pro (option below)

Choose the ProFlex Commander Pro for your vehicle if you have aftermarket forced induction or aftermarket 600cc/60lb/hr or larger injectors. If you plan to make these upgrades later order the PRO. It will work fine with your existing set-up and will automatically adapt when you install your upgrades.

The Commander PRO was specifically designed for improved injector function in forced induction

The ProFlex Commander product line is backed by a limited 12 month warranty. Learn more.

Vehicle Fitment

Submodel	Engine	Years
Sedan E90	N52B30	2007-2013
Wagon E91	N52B30	2007-2013
Coupe E92	N52B30	2007-2013
Convertible E93	N52B30	2007-2013

PROFLEX Connect App

With the free PROFLEX Connect app you can connect your smartphone to your PROFLEX Commander and view your vehicle’s ethanol content in real-time, locate and navigate to E85 pumps near your location and run system monitoring and diagnostics. Available for iOS and Android. Click here to learn more.

328i Dyno Graph

Our test BMW 328i picked up 16WHP with the ProFlex Commander and E85 compared to pump gas.

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BMW - 3-series

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ProFlex Commander for BMW E9x 328i (N52)

$899.00