{"product_id":"ntk-oxygen-sensor-post-catalytic-converter-right-oza554-n9-nissan-350z-hr-370z","title":"NTK Oxygen Sensor Post-Catalytic Converter RIGHT OZA554-N9 - Nissan 350Z HR \/ 370Z","description":"\u003cstyle\u003e\n  .wl-listing { font-family: inherit; color: inherit; max-width: 100%; }\n  .wl-listing p { margin: 0 0 14px; line-height: 1.7; }\n  .wl-listing h2 { font-size: 1.1em; font-weight: 600; margin: 24px 0 10px; padding: 0; border: none; }\n  .wl-listing ul { margin: 0 0 16px; padding-left: 20px; }\n  .wl-listing ul li { margin-bottom: 6px; line-height: 1.6; }\n  .wl-listing .wl-lede { font-size: 1.05em; }\n  .wl-listing .wl-pull { border-left: 3px solid #1a6ab5; padding: 10px 16px; margin: 18px 0; font-weight: 500; background: #f4f8fd; border-radius: 0 4px 4px 0; }\n  .wl-listing .wl-diagnostic { background: #fff7ed; border: 1px solid #fed7aa; border-radius: 6px; padding: 12px 16px; margin: 18px 0; }\n  .wl-listing .wl-diagnostic p { margin: 4px 0; font-size: 0.92em; }\n  .wl-listing .wl-diagnostic strong { color: #9a3412; }\n  .wl-listing .wl-table { width: 100%; border-collapse: collapse; margin: 12px 0 16px; font-size: 0.88em; }\n  .wl-listing .wl-table th { background: #f8f9fb; border: 1px solid #dde3ea; padding: 7px 10px; text-align: left; font-weight: 600; color: #374151; font-size: 0.78em; text-transform: uppercase; letter-spacing: 0.05em; }\n  .wl-listing .wl-table td { border: 1px solid #dde3ea; padding: 7px 10px; color: #4b5563; }\n  .wl-listing .wl-table tr:nth-child(even) td { background: #f8f9fb; }\n  .wl-listing .wl-fitment { background: #f8f9fb; border: 1px solid #dde3ea; border-radius: 6px; padding: 12px 16px; margin: 12px 0; }\n  .wl-listing .wl-fitment p { margin: 4px 0; font-size: 0.92em; }\n  .wl-listing .wl-closing { background: #f0f7ee; border: 1px solid #b6d9a8; border-radius: 6px; padding: 14px 18px; margin-top: 20px; }\n  .wl-listing .wl-closing p { margin: 0; font-size: 0.95em; }\n  .wl-listing .wl-divider { border: none; border-top: 1px solid #e5e7eb; margin: 20px 0; }\n  .wl-listing .wl-install { display: flex; gap: 12px; flex-wrap: wrap; margin: 12px 0 16px; }\n  .wl-listing .wl-install-box { flex: 1; min-width: 120px; background: #f8f9fb; border: 1px solid #dde3ea; border-radius: 6px; padding: 10px 14px; }\n  .wl-listing .wl-install-label { font-size: 0.7em; text-transform: uppercase; letter-spacing: 0.08em; color: #6b7280; margin: 0 0 3px; font-weight: 600; }\n  .wl-listing .wl-install-val { font-size: 0.92em; font-weight: 600; color: #111; margin: 0; }\n  .wl-listing .wl-badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 18px; }\n  .wl-listing .wl-badge { display: inline-block; font-size: 0.75em; font-weight: 600; padding: 3px 10px; border-radius: 20px; letter-spacing: 0.04em; }\n  .wl-listing .wl-badge-blue { background: #E6F1FB; color: #0C447C; border: 1px solid #85B7EB; }\n  .wl-listing .wl-badge-green { background: #EAF3DE; color: #27500A; border: 1px solid #97C459; }\n\u003c\/style\u003e\n\u003cdiv class=\"wl-listing\"\u003e\n\u003cdiv class=\"wl-badge-row\"\u003e\n\u003cspan class=\"wl-badge wl-badge-blue\"\u003eOZA554-N9 · NTK\u003c\/span\u003e \u003cspan class=\"wl-badge wl-badge-green\"\u003ePost-Cat Oxygen Sensor · Right Hand · 4 Wire\u003c\/span\u003e \u003cspan class=\"wl-badge wl-badge-blue\"\u003e350Z HR · 370Z · G35 · G37\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"wl-lede\"\u003e\u003cstrong\u003e\u003cspan data-v-42b219b2=\"\" data-testid=\"image-wrapper\" class=\"base-image--wrapper uc-product-heading__brand-logo\"\u003e\u003cimg src=\"https:\/\/www.sparesbox.com.au\/_ipx\/_\/https:\/\/a.storyblok.com\/f\/220773\/120x120\/448319c3af\/ntk-sensors-new-2022712_185857.jpg\" alt=\"NTK\" loading=\"lazy\" data-cy=\"image\" class=\"base-image base-image-loaded\" data-gtm-vis-recent-on-screen9767379_283=\"514772991\" data-gtm-vis-first-on-screen9767379_283=\"514772991\" data-gtm-vis-total-visible-time9767379_283=\"3000\" data-gtm-vis-has-fired9767379_283=\"1\" width=\"141\" height=\"141\"\u003e\u003c\/span\u003e\u003cbr\u003eNTK Post-Catalytic Converter Oxygen Sensor Right OZA554-N9 Nissan 350Z HR \/ 370Z\u003c\/strong\u003e\u003cbr\u003eOZA554-N9 · Post-Cat · Downstream · Right Hand · 4 Wire · 350Z HR (2007 to 2008) · 370Z (2009 to 2013)\u003cbr\u003e\u003cbr\u003eThe NTK OZA554-N9 is the right hand post-catalytic converter (downstream) oxygen sensor for the Nissan 350Z HR and 370Z Z34. It is a direct OEM fit replacement supplied with a factory-matched connector for plug and play installation. NTK is the world's largest manufacturer of original equipment oxygen sensors, supplying the sensor technology used in many Nissan and Infiniti vehicles as original equipment.\u003c\/p\u003e\n\u003cdiv class=\"wl-pull\"\u003eThe post-cat oxygen sensor sits downstream of the catalytic converter and monitors the efficiency of the converter by measuring the oxygen content of the exhaust gas after the catalyst. The ECU compares the pre-cat and post-cat sensor readings to evaluate catalytic converter performance. A faulty downstream sensor can trigger a check engine light and incorrectly report catalytic converter failure on the 350Z HR and 370Z.\u003c\/div\u003e\n\u003cdiv class=\"wl-diagnostic\"\u003e\n\u003cp\u003e\u003cstrong\u003eCommon symptoms of a faulty post-cat oxygen sensor:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Check engine light with fault codes P0140, P0141, P0144, P0147 or similar downstream O2 codes\u003c\/p\u003e\n\u003cp\u003e• False catalytic converter efficiency fault codes (P0420 \/ P0430)\u003c\/p\u003e\n\u003cp\u003e• Increased fuel consumption\u003c\/p\u003e\n\u003cp\u003e• Failed emissions test\u003c\/p\u003e\n\u003c\/div\u003e\n\u003chr class=\"wl-divider\"\u003e\n\u003ch2\u003eProduct specifications\u003c\/h2\u003e\n\u003ctable class=\"wl-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart number\u003c\/td\u003e\n\u003ctd\u003eOZA554-N9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eNTK (NGK Group)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eZirconia oxygen sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePosition\u003c\/td\u003e\n\u003ctd\u003ePost-catalytic converter (downstream) · Right hand\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of wires\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable length\u003c\/td\u003e\n\u003ctd\u003e371 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector type\u003c\/td\u003e\n\u003ctd\u003e88 (direct-fit factory matched)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSold as\u003c\/td\u003e\n\u003ctd\u003eEach\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr class=\"wl-divider\"\u003e\n\u003ch2\u003eWhy NTK\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNTK is the world's largest supplier and manufacturer of original equipment oxygen sensors, with sensor technology derived from the same ceramic expertise used in OEM supply to Nissan and Infiniti\u003c\/li\u003e\n\u003cli\u003eSuperior dual-coated platinum interface and thinner ceramic element produces faster light-off and response times with improved durability compared to standard replacement sensors\u003c\/li\u003e\n\u003cli\u003eIndividually tested during manufacture to guarantee quality and reliability that meets or exceeds OEM specifications\u003c\/li\u003e\n\u003cli\u003eSupplied with a direct-fit factory-matched connector for plug and play installation with no wiring modification required\u003c\/li\u003e\n\u003cli\u003eDesigned to maintain optimal fuel efficiency and emissions performance on the VQ35HR and VQ37VHR engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr class=\"wl-divider\"\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003cdiv class=\"wl-install\"\u003e\n\u003cdiv class=\"wl-install-box\"\u003e\n\u003cp class=\"wl-install-label\"\u003eDifficulty\u003c\/p\u003e\n\u003cp class=\"wl-install-val\"\u003eDIY friendly\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wl-install-box\"\u003e\n\u003cp class=\"wl-install-label\"\u003ePosition\u003c\/p\u003e\n\u003cp class=\"wl-install-val\"\u003ePost-cat · Right hand\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wl-install-box\"\u003e\n\u003cp class=\"wl-install-label\"\u003eTools required\u003c\/p\u003e\n\u003cp class=\"wl-install-val\"\u003eO2 sensor socket\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wl-install-box\"\u003e\n\u003cp class=\"wl-install-label\"\u003eWiring required\u003c\/p\u003e\n\u003cp class=\"wl-install-val\"\u003eNone\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr class=\"wl-divider\"\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cdiv class=\"wl-fitment\"\u003e\n\u003cp\u003eNissan 350Z Z33 HR · 2007 to 2008 (VQ35HR) · Post-cat right hand\u003c\/p\u003e\n\u003cp\u003eNissan 370Z Z34 · 2009 to 2013 (VQ37VHR) · Post-cat right hand\u003c\/p\u003e\n\u003cp\u003eInfiniti G35 · 2007 to 2008 (VQ35HR) · Post-cat right hand\u003c\/p\u003e\n\u003cp\u003eInfiniti G37 · 2009 to 2013 (VQ37VHR) · Post-cat right hand\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.88em; color: #6b7280; margin-top: 6px;\"\u003eRight hand post-cat sensor only. Confirm your build year and bank position before ordering. Does not fit the 350Z DE (2003 to 2006, VQ35DE) or 370Z from 2014 onwards which use different downstream sensor part numbers.\u003c\/p\u003e\n\u003cdiv class=\"wl-closing\"\u003e\n\u003cp\u003e\u003cstrong\u003eAlways scan for fault codes before replacing the oxygen sensor to confirm the sensor itself is faulty rather than the catalytic converter or wiring harness.\u003c\/strong\u003e A P0420 or P0430 code can be caused by a faulty downstream sensor, a failing catalytic converter, or an exhaust leak upstream of the sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Zend It Auto Parts","offers":[{"title":"Default Title","offer_id":49110400073956,"sku":"OZA554-N9","price":199.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/2679\/0884\/files\/OZA554-N9.jpg?v=1780990190","url":"https:\/\/zenditautoparts.com\/products\/ntk-oxygen-sensor-post-catalytic-converter-right-oza554-n9-nissan-350z-hr-370z","provider":"Zend It Auto Parts","version":"1.0","type":"link"}