AEM Bosch LSU 4.9 Replacement O2 Sensor supra engine parts All necessary brackets and fasteners

All necessary brackets and fasteners for easy installation

Simply wire to your aftermarket ecu for full control over the speed of your fans

and a special spring for supercharged vehicles

By doubling the thickness of the OEM core and increasing the frontal surface area by 151% you gain an extraordinary amount of added cooling

Over the past 11 years AMS has tested just about every core available to source the best core for our kits

AEM Bosch LSU 4.9 Replacement O2 Sensor supra engine parts All necessary brackets and fastenersAEM Bosch LSU 4. 9 Replacement O2 Sensor Part Number: 30 2004 AEM's Bosch 4. 9 LSU 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 Digital Wideband UEGO Air Fuel Controller Part Number 30 4110. These sensors have a laser etched, calibrated resistor in the sensors connector body. This resistor is specifically created