{"product_id":"aem-x-series-wideband-uego-afr-sensor-controller-gauge","title":"AEM X-Series Wideband UEGO AFR Sensor Controller Gauge","description":"\u003cp\u003eReal-Time AFR Data You Can Trust on Every Run, in Every Build The AEM 30-0300 X-Series Wideband UEGO AFR Sensor Controller Gauge combines AEM's X-Digital technology with a Bosch LSU 4.9 wideband oxygen sensor to deliver fast, accurate air-fuel ratio readings in a 52mm gauge housing. The AEM 30-0300 reads from 10:1 to 20:1 AFR (0.68 to 1.36 lambda), making it suitable for naturally aspirated, turbocharged, and supercharged applications running gasoline, E85, or other fuel blends. The X-Series design displays both.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eExact AEM manufacturer part number 30-0300 for confident product matching\u003c\/li\u003e\n\u003cli\u003ePurpose-built monitoring or control function identified by the product title\u003c\/li\u003e\n\u003cli\u003eConnector, range, signal, and display requirements must match the installation\u003c\/li\u003e\n\u003cli\u003eDesigned for performance street, motorsport, or calibration use as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\u003ctd colspan=\"4\"\u003eUniversal or specification-matched application. Verify every dimension, connector, range, and interface before ordering.\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eAEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003e30-0300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eGauges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe exact AEM gauges and quantity identified by the title and MPN. Additional sensors, wiring, fittings, hardware, tuning, or accessories are included only when specifically stated.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout AEM\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAEM develops application-specific performance intake, filtration, monitoring, engine-management, fueling, and charge-cooling products. Black Ops Auto Works organizes each listing by exact MPN and verified application data.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRelated Parts\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en-ca\/products\/aem-x-series-0-160-mph-black-bezel-w-black-face-gps-speedometer-gauge\"\u003eAEM X-Series 0-160 MPH Black Bezel w\/ Black Face GPS Speedometer Gauge\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-ca\/products\/aem-rtd-exhaust-gas-temperature-sensor-kit\"\u003eAEM RTD Exhaust Gas Temperature Sensor Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-ca\/collections\/aem\"\u003eShop the complete AEM collection\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is AEM part 30-0300?\u003c\/strong\u003e\u003cbr\u003eIt is the AEM gauges described on this page in the exact listed configuration.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow do I confirm fitment?\u003c\/strong\u003e\u003cbr\u003eMatch the complete year, make, model, trim, engine, drivetrain, and every application note before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I select this product by appearance alone?\u003c\/strong\u003e\u003cbr\u003eNo. Similar-looking components can use different connectors, dimensions, ranges, mounting points, or calibrations.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is included?\u003c\/strong\u003e\u003cbr\u003eOnly the components identified for this exact MPN are included; related wiring, sensors, fittings, hardware, or accessories may be separate.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes this product require tuning?\u003c\/strong\u003e\u003cbr\u003eTuning depends on the product and vehicle. Engine management, airflow, fueling, and water-methanol changes may require calibration.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs professional installation recommended?\u003c\/strong\u003e\u003cbr\u003eYes when the work involves fuel, wiring, calibration, pressurized systems, sensor scaling, or safety-critical connections.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this product new?\u003c\/strong\u003e\u003cbr\u003eYes. The item condition is new unless the product page explicitly states otherwise.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat should I verify before checkout?\u003c\/strong\u003e\u003cbr\u003eConfirm the exact MPN, application, specifications, included items, connector or plumbing requirements, and installation notes.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Instructions\u003c\/strong\u003e\u003c\/p\u003e\u003col\u003e\n\u003cli\u003eConfirm manufacturer part number 30-0300 and the complete application before disassembly.\u003c\/li\u003e\n\u003cli\u003eInspect the component and compare every connector, port, mounting point, dimension, and included item before modifying the vehicle.\u003c\/li\u003e\n\u003cli\u003eFollow the current AEM instructions and the vehicle service procedure for wiring, plumbing, fasteners, sensor placement, and calibration.\u003c\/li\u003e\n\u003cli\u003eRoute wiring, hoses, and intake components away from heat, sharp edges, moving parts, and electrical noise sources.\u003c\/li\u003e\n\u003cli\u003eTest the complete system, check for leaks or faults, and verify safe operation before driving.\u003c\/li\u003e\n\u003c\/ol\u003e\u003cp\u003e\u003cstrong\u003eCalifornia Proposition 65 Warning\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eWARNING: This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm.\u003c\/p\u003e","brand":"AEM","offers":[{"title":"Default Title","offer_id":39986783092815,"sku":"AEM30-0300","price":215.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/aem-aem30-0300-gauges-image-01.png?v=1788306666","url":"https:\/\/www.blackopsautoworks.com\/en-ca\/products\/aem-x-series-wideband-uego-afr-sensor-controller-gauge","provider":"Black Ops Auto Works","version":"1.0","type":"link"}