Spool Mercedes M177 E63 AMG Wireless Ethanol Analyzer Kit mercedes raising the fueling limits on

raising the fueling limits on the platform and helping you run bigger turbos and/or higher ethanol concentration blends

we are available to assist with any questions your tuner may have

Compatible with our free mobile app

The Spool Performance FX-350 stands as a testament to advanced automotive engineering

Spool Mercedes M177 E63 AMG Wireless Ethanol Analyzer Kit mercedes raising the fueling limits onThe Spool Wireless Ethanol Analyzer kit is a very cost effective and robust ethanol content and fuel temperature monitoring solution. With the included smartphone app, the analyzer paired with a GM ethanol sensor can display the in tank fuel's ethanol concentration percentage and fuel temperatures in Fahrenheit. The Analyzer module incorporates the latest Bluetooth 4. 0 low energy protocol which means very little battery usage on your smartphone and