AEM Bosch UEGO Replacement Sensor 20-1989 Both dampers share the same

Both dampers share the same function but have different base static fuel pressure operating ranges:

Installation

Radium recommends running both kits together as the complete 20-0099-FL Dual Kit

using caliper temperature indicator stickers is the next best alternative

AEM Bosch UEGO Replacement Sensor 20-1989 Both dampers share the sameAEM's Bosch 4. 2LSU Wideband UEGO O2 replacement sensor kit includes only the sensor (with attached cable and male connector) and is intended to replace an existing mounted wideband sensor used with AEM wideband air fuel UEGO controllers. These sensors have a laser etched, calibrated resistor in the sensor's connector body. This resistor is specifically created for the exact sensor that it is attached to. Modifying this will invalidate the sensor's