{"title":"OEM Exhaust Sensors","description":"\u003cp\u003eOEM Exhaust Sensors\u003c\/p\u003e","products":[{"product_id":"rear-oxygen-sensor-wrx-my08","title":"Rear Oxygen Sensor WRX MY08","description":"\u003cp\u003eThis sensor measures the oxygen content in the exhaust system post catalyst. An oxygen sensor can establish the air-fuel ratio by measuring the excess oxygen left over from the combustion process. The ECU compares the rear oxygen sensor signal to the front oxygen sensor signal to determine if the catalytic converter is operating efficiently.\u003c\/p\u003e\n\u003cp\u003eA faulty rear O2 sensor is likely to set a CEL but is unlikely to affect the engine operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Part No.: \u003c\/strong\u003e22690AA900\u003c\/p\u003e\n\u003cp\u003eNOTE: OEM (Original Equipment Manufacturer) indicates this part originated from the supplier to Subaru that manufactured the genuine part.  It is identical to the Subaru part but without the Subaru packaging and markings on the part may differ.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat it fits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWRX EJ255 MY08-14\u003c\/li\u003e\n\u003cli\u003eForester XT MY09-13\u003c\/li\u003e\n\u003cli\u003eS-GT EJ20X MY08-11\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Original Equipment Manufacturer","offers":[{"title":"Default Title","offer_id":43822997241910,"sku":"RSTR-EFM1","price":124.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/5143\/3782\/files\/rstrefm1_4.jpg?v=1757170395"},{"product_id":"rear-oxygen-sensor-grb","title":"Rear Oxygen Sensor GRB","description":"\u003cp\u003eThis sensor measures the oxygen content in the exhaust system post catalyst.  An oxygen sensor can establish the air-fuel ratio by measuring the excess oxygen left over from the combustion process.  The ECU compares the rear oxygen sensor signal to the front oxygen sensor signal to determine if the catalytic converter is operating efficiently.\u003c\/p\u003e\u003cp\u003eA faulty rear O2 sensor is likely to set a CEL but is unlikely to affect the engine operation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eManufacturer Part No.: \u003c\/strong\u003e22690AA850\u003c\/p\u003e\u003cp\u003eNOTE: OEM (Original Equipment Manufacturer) indicates this part originated from the supplier to Subaru that manufactured the genuine part.  It is identical to the Subaru part but without the Subaru packaging and markings on the part may differ.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it fits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSTI EJ257 MY08-21\u003c\/li\u003e\n\u003cli\u003eSTI EJ207 MY08-20\u003c\/li\u003e\n\u003cli\u003eLegacy Spec B EJ255\/EJ20Y\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Original Equipment Manufacturer","offers":[{"title":"Default Title","offer_id":43822997274678,"sku":"RSTR-EFM0X","price":83.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/5143\/3782\/files\/rstrefm1.jpg?v=1756055845"},{"product_id":"front-oxygen-sensor-wrx-my11-14","title":"Front Oxygen Sensor WRX MY11-14","description":"\u003cp\u003eThis sensor measures the oxygen content in the exhaust system pre catalyst. An oxygen sensor (or AF sensor) can establish the air-fuel ratio by measuring the excess oxygen left over from the combustion process. The front air-fuel (AF) sensor is used by the ECU for fuel calculations during closed loop fueling.\u003c\/p\u003e\n\u003cp\u003eA faulty sensor can result in poor engine operation or stalling and may set a CEL.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Part No.: \u003c\/strong\u003e22641AA590\u003c\/p\u003e\n\u003cp\u003eNOTE: OEM (Original Equipment Manufacturer) indicates this part originated from the supplier to Subaru that manufactured the genuine part.  It is identical to the Subaru part but without the Subaru packaging and markings on the part may differ.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat it fits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWRX EJ255 MY10-14\u003c\/li\u003e\n\u003cli\u003eForester XT EJ255\/EJ205 MY11-13\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Original Equipment Manufacturer","offers":[{"title":"Default Title","offer_id":43822997307446,"sku":"RSTR-EFL2","price":178.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/5143\/3782\/files\/rstrefl2.jpg?v=1757169340"},{"product_id":"front-oxygen-sensor-grb","title":"Front Oxygen Sensor GRB","description":"\u003cp\u003eThis sensor measures the oxygen content in the exhaust system pre catalyst. An oxygen sensor (or AF sensor) can establish the air-fuel ratio by measuring the excess oxygen left over from the combustion process. The front air-fuel (AF) sensor is used by the ECU for fuel calculations during closed loop fueling.\u003c\/p\u003e\n\u003cp\u003eA faulty sensor can result in poor engine operation or stalling and may set a CEL.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Part No.: \u003c\/strong\u003e22641AA510\u003c\/p\u003e\n\u003cp\u003eNOTE: OEM (Original Equipment Manufacturer) indicates this part originated from the supplier to Subaru that manufactured the genuine part.  It is identical to the Subaru part but without the Subaru packaging and markings on the part may differ.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat it fits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSTI EJ257 MY08-14\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Original Equipment Manufacturer","offers":[{"title":"Default Title","offer_id":43822997340214,"sku":"RSTR-EFL1","price":167.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/5143\/3782\/files\/rstrefl1.jpg?v=1756015938"},{"product_id":"front-oxygen-sensor-wrx-my09-10","title":"Front Oxygen Sensor WRX MY09-10","description":"\u003cp\u003eThis sensor measures the oxygen content in the exhaust system pre catalyst. An oxygen sensor (or AF sensor) can establish the air-fuel ratio by measuring the excess oxygen left over from the combustion process. The front air-fuel (AF) sensor is used by the ECU for fuel calculations during closed loop fueling.\u003c\/p\u003e\n\u003cp\u003eA faulty sensor can result in poor engine operation or stalling and may set a CEL.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Part No.: \u003c\/strong\u003e22641AA420\u003c\/p\u003e\n\u003cp\u003eNOTE: OEM (Original Equipment Manufacturer) indicates this part originated from the supplier to Subaru that manufactured the genuine part.  It is identical to the Subaru part but without the Subaru packaging and markings on the part may differ.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat it fits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWRX EJ255 MY09-10\u003c\/li\u003e\n\u003cli\u003eForester XT EJ255 MY10\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Original Equipment Manufacturer","offers":[{"title":"Default Title","offer_id":43822997372982,"sku":"22641AA420D","price":169.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/5143\/3782\/files\/22641AA420D.jpg?v=1756014871"},{"product_id":"front-oxygen-sensor-ej207-twinscroll","title":"Front Oxygen Sensor EJ207 Twinscroll","description":"\u003cp\u003eThis sensor measures the oxygen content in the exhaust system pre catalyst. An oxygen sensor (or AF sensor) can establish the air-fuel ratio by measuring the excess oxygen left over from the combustion process. The front air-fuel (AF) sensor is used by the ECU for fuel calculations during closed loop fueling.\u003c\/p\u003e\n\u003cp\u003eA faulty sensor can result in poor engine operation or stalling and may set a CEL.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Part Nos.: \u003c\/strong\u003e22641AA500 (MY08-14), 22641AA191 (MY03-07)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat it fits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSTI EJ207 MY03-14\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Subaru Genuine","offers":[{"title":"MY08-14","offer_id":43822997438518,"sku":"RSTR-EFL0","price":252.02,"currency_code":"USD","in_stock":true},{"title":"MY03-07","offer_id":43822997471286,"sku":"RSTR-4432","price":267.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/5143\/3782\/files\/rstr4432.jpg?v=1756013595"},{"product_id":"front-oxygen-sensor-ej205","title":"Front Oxygen Sensor EJ20","description":"\u003cp\u003eThis sensor measures the oxygen content in the exhaust system pre catalyst.  An oxygen sensor (or AF sensor) can establish the air-fuel ratio by measuring the excess oxygen left over from the combustion process.  The front air-fuel (AF) sensor is used by the ECU for fuel calculations during closed loop fueling.\u003c\/p\u003e\u003cp\u003eA faulty sensor can result in poor engine operation or stalling and may set a CEL.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eManufacturer Part Nos.: \u003c\/strong\u003e22641AA042\u003c\/p\u003e\u003cp\u003eNOTE: OEM (Original Equipment Manufacturer) indicates this part originated from the supplier to Subaru that manufactured the genuine part.  It is identical to the Subaru part but without the Subaru packaging and markings on the part may differ.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it fits:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEJ207 MY01-02\u003c\/li\u003e\n\u003cli\u003eEJ205 MY02-07\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Original Equipment Manufacturer","offers":[{"title":"Default Title","offer_id":43822997504054,"sku":"RSTR-4431","price":192.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/5143\/3782\/files\/rstr4431_2_32f03034-24c1-48b7-a8d3-b8627d5a2f77.jpg?v=1760043032"},{"product_id":"front-oxygen-sensor-gd","title":"Front Oxygen Sensor GD","description":"\u003cp\u003eThis sensor measures the oxygen content in the exhaust system pre catalyst. An oxygen sensor (or AF sensor) can establish the air-fuel ratio by measuring the excess oxygen left over from the combustion process. The front air-fuel (AF) sensor is used by the ECU for fuel calculations during closed loop fueling.\u003c\/p\u003e\n\u003cp\u003eA faulty sensor can result in poor engine operation or stalling and may set a CEL.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Part Nos.: \u003c\/strong\u003e22641AA450\u003c\/p\u003e\n\u003cp\u003eNOTE: OEM (Original Equipment Manufacturer) indicates this part originated from the supplier to Subaru that manufactured the genuine part.  It is identical to the Subaru part but without the Subaru packaging and markings on the part may differ.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat it fits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEJ257 MY04-07\u003c\/li\u003e\n\u003cli\u003eWRX EJ255 MY06-07\u003c\/li\u003e\n\u003cli\u003eForester EJ255 MY04-08\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Original Equipment Manufacturer","offers":[{"title":"Default Title","offer_id":43822997536822,"sku":"RSTR-4432B","price":170.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/5143\/3782\/files\/rstr4432b.jpg?v=1756012043"},{"product_id":"front-oxygen-sensor-fa20f","title":"Front Oxygen Sensor FA20F","description":"\u003cp\u003eThis sensor measures the oxygen content in the exhaust system pre catalyst. An oxygen sensor (or AF sensor) can establish the air-fuel ratio by measuring the excess oxygen left over from the combustion process. The front air-fuel (AF) sensor is used by the ECU for fuel calculations during closed loop fueling.\u003c\/p\u003e\n\u003cp\u003eA faulty sensor can result in poor engine operation or stalling and may set a CEL.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Part Nos.: \u003c\/strong\u003e22641AA650\u003c\/p\u003e\n\u003cp\u003eNOTE: OEM (Original Equipment Manufacturer) indicates this part originated from the supplier to Subaru that manufactured the genuine part.  It is identical to the Subaru part but without the Subaru packaging and markings on the part may differ.  Made by Denso.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat it fits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWRX FA20F MY15-21\u003c\/li\u003e\n\u003cli\u003eForester XT FA20F MY14-18\u003c\/li\u003e\n\u003cli\u003eForester EJ255 MY04-08\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Original Equipment Manufacturer","offers":[{"title":"Default Title","offer_id":43822997569590,"sku":"22641AA650D","price":161.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/5143\/3782\/files\/22641AA650D.jpg?v=1757168681"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/5143\/3782\/collections\/OEMexhaustsensors.jpg?v=1773632403","url":"https:\/\/www.rallispec.com\/collections\/oem-exhaust-sensors.oembed","provider":"Rallispec","version":"1.0","type":"link"}