Edelbrock
Edelbrock 91171 - Replacement Wide-Band Oxygen Sensor for Edelbrock #91170 2-Channel Wide Band Air Fuel Ratio Monitor and Edelbrock #3532 Wide Band Air Fuel Ratio Monitor. Includes a Bosch LSU 4.2 Sensor with square connector
Edelbrock 91171 - Replacement Wide-Band Oxygen Sensor for Edelbrock #91170 2-Channel Wide Band Air Fuel Ratio Monitor and Edelbrock #3532 Wide Band Air Fuel Ratio Monitor. Includes a Bosch LSU 4.2...