Spool Mercedes M157 Wireless Ethanol Analyzer Kit & 10 Micron Filter Unit Please select Filter and Ethanol Analyzer Kit Option:Filter and Ethanol Analyzer Kit in both performance and efficiency

in both performance and efficiency

The stock HPFP on the M157 Motors is severely limited in capacity when trying to tune and raise the output of the motor

The stock HPFP on the M256 Motors is severely limited in capacity when trying to tune and raise the output of the motor

particularly in scenarios requiring substantial fuel volumes such as upgraded HPFP and turbo applications

Optional: Ethanol Content Monitor Kit with mobile app for real-time ethanol content and fuel temperature monitoring

Spool Mercedes M157 Wireless Ethanol Analyzer Kit & 10 Micron Filter Unit Please select Filter and Ethanol Analyzer Kit Option:Filter and Ethanol Analyzer Kit in both performance and efficiencyThe 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