Parts, Service and Performance for your German car

AEM Wideband Systems

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AEM Wideband 4 Channel UEGO Controller

Four unique differential analog outputs.

AEM Wideband Digital Air/Fuel Gauge

A wideband air / fuel controller and gauge interface in one unit!
$163.36 $160.28

AEM Wideband Exhaust Back Pressure Sensor Install Kit

Designed to give accurate back pressure readings without sacrificing sensor longevity.
$184.28 $178.26

AEM Wideband Inline UEGO Sensor Controller

Allows you to monitor Air/Fuel ratio without a gauge.
$189.05 $178.51