Spool Mercedes M157 Wireless Ethanol Analyzer Kit & 10 Micron Filter Unit Please select Filter and Ethanol Analyzer Kit Option:Filter and Ethanol Analyzer Kit Inadequate low-pressure fueling can cause

Inadequate low-pressure fueling can cause damage to the pump piston and bore

Resulting damage from low pressure starvation is detectable and would be cause for voided warranties

The pump features a bigger bore size than stock that translates into roughly 80% more flow when compared to stock

Inadequate low pressure fueling can cause damage to the pump piston and bore as they are lubricated by controlled leakage of fuel

Our 10-micron filter unit boasts the best filtration available on the M133 market without any noticeable pressure drop in the low side fuel system

Spool Mercedes M157 Wireless Ethanol Analyzer Kit & 10 Micron Filter Unit Please select Filter and Ethanol Analyzer Kit Option:Filter and Ethanol Analyzer Kit Inadequate low-pressure fueling can causeThe 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