ECU Master Classic and Black aftermarket ECUs need modern sensors to function properly.  

These are top-quality new EMU-approved WHP Brand sensors to ensure accurate signals reach your ECU.  We are an Authorized EMU Dealer.  

Includes these Required Sensors

ECU Master WHP 7 BAR Oil Pressure Sensor Kit
ECU Master WHP 7 BAR Fuel Pressure Sensor Kit
ECU Master Intake Air Temperature IAT Sensor Kit

Add Required Wideband O2 Sensor*

ECU Master WHP Wideband 4.2 O2 Sensor ONLY Kit

Optional Add Ons

ECU Master WHP 3.5 BAR MAP Sensor Kit
ECU Master WHP Boost Solenoid Kit
ECU Master WHP Flex Fuel Sensor Kit, Hose Barb
ECU Master WHP Flex Fuel Sensor Kit, -6 AN Fittings

*NOTE:

• The 4.2 O2 Sensor is used for direct input to EMU ECUs, and will plug directly into the WS PRO harness.  
• Wideband O2 Sensor Kits w/Gauge and other external WB O2 controllers communicate with the EMU ECU via a provided 1-wire data connection.