{"product_id":"qfs-wideband-o2-oxygen-sensor-for-gm-aem-fast-autometer","title":"QFS Wideband O2 Oxygen Sensor for GM, AEM, Fast \u0026 Autometer","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFitment \u0026amp; SKU: Compatible with GM vehicles (OE# 12575657, AC Delco 213-1572) and wideband controllers including AEM 30-2004, Autometer 2243, and FAST 170408. SKU: HFP-O2S-49.\u003c\/li\u003e\n\u003cli\u003eIndustry-Standard Compatibility: Designed specifically as a direct replacement for the AEM 30-2004 sensor; compatible with the AEM 30-4110 (Digital Wideband), AEM 30-0300 (X-Series), and various Autometer, FAST, and Dynojet wideband controllers\u003c\/li\u003e\n\u003cli\u003eLSU 4.9 Architecture: Utilizes the advanced Bosch LSU 4.9 design, which does not require \"free-air\" calibration when used with compatible modern controllers, ensuring consistent accuracy throughout the life of the sensor\u003c\/li\u003e\n\u003cli\u003eBroad Cross-Reference: Replaces multiple high-performance and OEM part numbers including Autometer 2243, FAST 170408, AC Delco 213-1572, and GM 12575657\u003c\/li\u003e\n\u003cli\u003e*Critical Connector Note: This sensor features the ROUNDED electrical plug. It is a dedicated LSU 4.9 replacement and will NOT work with older controllers requiring the square-style LSU 4.2 connector\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43395777954001,"sku":"BW-B082WMVLW2","price":75.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/610dKQoaU5L.jpg?v=1792077406","url":"https:\/\/belmontwarehouse.com\/products\/qfs-wideband-o2-oxygen-sensor-for-gm-aem-fast-autometer","provider":"Belmont Warehouse","version":"1.0","type":"link"}