The patented ProFlex™ Commander adaptive flex fuel system for Mercedes E55 AMG allows you to start making more power and running cooler with E85. True plug and play flex-fuel for your Mercedes 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 connection
• Cold Start Plus™ - improves fuel atomization for easier starting in cold weather

PLEASE NOTE The E55 requires upgraded fuel pumps and injectors to safely run full E85. Fuel pumps and injectors are not included and sold separately. Please contact us for recommendations on where to buy these components.

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