30-4110 AEM Wideband O2 Air/Fuel UEGO Gauge Kit Active Fuel Management Disable Link to instructions for 1999-2007

Link to instructions for 1999-2007 Classic Gen-III

All 2010+ owners are strongly encouraged to use a minimum of 89 octane at all times due to compression ratio

3L up to 30-35hp on a 7

improved towing and improved throttle response

Black Bear Performance offers three different levels of custom tuning service for your 2007-2008 GMC Sierra 4

30-4110 AEM Wideband O2 Air/Fuel UEGO Gauge Kit Active Fuel Management Disable Link to instructions for 1999-2007OVERVIEW AEMs legendary Wideband O2 Air Fuel UEGO Gauge unites unsurpassed accuracy, speed and control with an easy to read, digital interface. This gauge type controller features a digital LED display and sweeping LED needle that changes colors as AFR changes from rich to lean. The units 52mm (2 1 16) gauge housing fits in most gauge pods and can be remotely mounted virtually anywhere. All AEM digital gauges feature a 0 5v analog output for use with