The patented ProFlex™ Commander PRO adaptive flex fuel system for 2002-2011 Mercedes SL600  allows you to start making more power and running cooler with E85. True plug and play flex-fuel for your V12 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: 2002-2011 Mercedes SL600 and S600

PLEASE NOTE: Customers with headers will require upgraded fuel injectors to safely run full E85. Fuel injectors are not included with this system. Please contact us to add injectors to your order.

Use our iOS or Android app to connect to your PROFLEX Commander!

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