{"product_id":"m18-1-5-oxygen-sensor-spacer-pair-for-vehicle-exhausts","title":"M18 × 1.5 Oxygen Sensor Spacer Pair for Vehicle Exhausts","description":"\u003cstyle data-sw-mobile-description=\"v8\" data-sw-description-template=\"full-v1\"\u003e.sw-product-description{max-width:880px;margin:0 auto;font:16px\/1.62 Arial,Helvetica,sans-serif;color:#34383b}.sw-product-description *{box-sizing:border-box}.sw-product-description section{padding:25px 18px;margin:16px 0;border-radius:16px}.sw-product-description img{display:block;width:100%;height:auto;object-fit:contain;border-radius:12px;margin:0 0 14px}.sw-product-description h2{margin:0 0 14px;color:#c68a2b;font-size:25px;line-height:1.25}.sw-product-description h3{margin:0 0 7px;color:#c68a2b;font-size:19px}.sw-product-description p{margin:0}.sw-hero{padding:0!important;overflow:hidden;background:#111111;color:#fff}.sw-hero img{margin:0;border-radius:0}.sw-hero div{padding:23px 18px}.sw-hero h2{color:#fff}.sw-benefits{background:#f7f0df}.sw-benefit{overflow:hidden;margin:0 0 14px;background:#fff;border-radius:14px;box-shadow:0 3px 14px rgba(30,40,55,.08)}.sw-benefit img{margin:0;border-radius:0}.sw-benefit div{padding:17px}.sw-scene{background:#edf5f4}.sw-how,.sw-specs{background:#fff}.sw-closer{background:#f4f1e8}.sw-package{background:#fff6dc}.sw-faq{background:#eef1f6}.sw-point,.sw-step{margin:9px 0!important}.sw-spec-table{width:100%;border-collapse:collapse}.sw-spec-table th{width:38%;padding:12px;text-align:left;background:#e8f0e8;border-bottom:1px solid #d3dcdf}.sw-spec-table td{padding:12px;background:#fff;border-bottom:1px solid #d3dcdf}.sw-faq details{padding:13px 0;border-bottom:1px solid #d3dcdf}.sw-faq summary{font-weight:800;cursor:pointer}.sw-faq details p{margin-top:8px}@media(max-width:749px){.sw-product-description{font-size:16px!important}.sw-product-description section{padding:20px 14px}.sw-product-description h2{font-size:23px}.sw-spec-table,.sw-spec-table tbody,.sw-spec-table tr,.sw-spec-table th,.sw-spec-table td{display:block!important;width:100%!important}.sw-spec-table tr{margin-bottom:10px;border:1px solid #d3dcdf;border-radius:10px;overflow:hidden}.sw-spec-table th,.sw-spec-table td{border:0!important}}\u003c\/style\u003e\u003cdiv class=\"sw-product-description\"\u003e\n\u003csection class=\"sw-hero\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0803\/0981\/3484\/files\/DM_20261009110651_001.jpg?v=1791515308\" alt=\"M18 × 1.5 Oxygen Sensor Spacer Pair for Vehicle Exhausts\"\u003e\u003cdiv\u003e\u003ch2\u003eCheck fit first, then add a compact M18 × 1.5 adapter between a compatible downstream oxygen sensor and exhaust bung.\u003c\/h2\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"sw-benefits\"\u003e\u003ch2\u003e✨ Why You’ll Love It\u003c\/h2\u003e\n\u003carticle class=\"sw-benefit\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0803\/0981\/3484\/files\/01_b50ae71d-8cd5-4dd4-8f7a-056dcbd37ccf.webp?v=1791462099\" alt=\"M18 × 1.5 Oxygen Sensor Spacer Pair for Vehicle Exhausts – M18 × 1.5 Thread Reference\" loading=\"lazy\"\u003e\u003cdiv\u003e\n\u003ch3\u003eM18 × 1.5 Thread Reference\u003c\/h3\u003e\n\u003cp\u003eThe listed male and female thread interface is M18 × 1.5; vehicle-side clearance and sensor fit still need to be checked before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\u003carticle class=\"sw-benefit\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0803\/0981\/3484\/files\/DM_20261009110741_007.png?v=1791515406\" alt=\"M18 × 1.5 Oxygen Sensor Spacer Pair for Vehicle Exhausts – Integrated Mini-Core Design\" loading=\"lazy\"\u003e\u003cdiv\u003e\n\u003ch3\u003eIntegrated Mini-Core Design\u003c\/h3\u003e\n\u003cp\u003eThe adapter places the downstream sensor farther from direct exhaust flow and incorporates the pictured internal mesh\/core structure.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\u003carticle class=\"sw-benefit\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0803\/0981\/3484\/files\/DM_20261009110741_003.png?v=1791515406\" alt=\"M18 × 1.5 Oxygen Sensor Spacer Pair for Vehicle Exhausts – Stainless-Steel Construction\" loading=\"lazy\"\u003e\u003cdiv\u003e\n\u003ch3\u003eStainless-Steel Construction\u003c\/h3\u003e\n\u003cp\u003eThe metal body is intended for the heat and corrosion exposure found around compatible exhaust fittings.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\u003carticle class=\"sw-benefit\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0803\/0981\/3484\/files\/DM_20261009110741_004.png?v=1791515394\" alt=\"M18 × 1.5 Oxygen Sensor Spacer Pair for Vehicle Exhausts – Two-Piece Set\" loading=\"lazy\"\u003e\u003cdiv\u003e\n\u003ch3\u003eTwo-Piece Set\u003c\/h3\u003e\n\u003cp\u003eThe package contains two matching adapters for a compatible dual-sensor application or a spare, subject to vehicle fitment.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/article\u003e\u003c\/section\u003e\u003csection class=\"sw-scene\"\u003e\u003ch2\u003e🏡 Where It Fits into Real Life\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0803\/0981\/3484\/files\/DM_20261009110651_002.jpg?v=1791515308\" alt=\"M18 × 1.5 Oxygen Sensor Spacer Pair for Vehicle Exhausts – symptoms that call for proper oxygen-sensor diagnosis\" loading=\"lazy\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0803\/0981\/3484\/files\/DM_20261009110741_005.png?v=1791515402\" alt=\"M18 × 1.5 Oxygen Sensor Spacer Pair for Vehicle Exhausts – adapter position between sensor and threaded exhaust port\" loading=\"lazy\"\u003e\u003cp class=\"sw-point\"\u003e• Compatible downstream oxygen-sensor locations with an M18 × 1.5 interface\u003c\/p\u003e\n\u003cp class=\"sw-point\"\u003e• Workshop inspection or repair after the actual fault has been diagnosed\u003c\/p\u003e\n\u003cp class=\"sw-point\"\u003e• Modified or specialty exhaust configurations only where local rules permit\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"sw-how\"\u003e\u003ch2\u003e📝 How to Use \u0026amp; Care\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0803\/0981\/3484\/files\/02_343cb6df-81e7-42c8-872c-d36c76c36e20.webp?v=1791462102\" alt=\"M18 × 1.5 Oxygen Sensor Spacer Pair for Vehicle Exhausts – installation overview\" loading=\"lazy\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0803\/0981\/3484\/files\/DM_20261009110741_006.png?v=1791515404\" alt=\"M18 × 1.5 Oxygen Sensor Spacer Pair for Vehicle Exhausts – four-step installation sequence\" loading=\"lazy\"\u003e\u003cp class=\"sw-step\"\u003e\u003cstrong\u003e1.\u003c\/strong\u003e Let the exhaust cool completely, secure the vehicle safely, and locate the downstream oxygen-sensor fitting. Professional installation is recommended.\u003c\/p\u003e\n\u003cp class=\"sw-step\"\u003e\u003cstrong\u003e2.\u003c\/strong\u003e Confirm an M18 × 1.5 thread match, available clearance, sensor-wire reach, and applicable emissions rules before removing any part.\u003c\/p\u003e\n\u003cp class=\"sw-step\"\u003e\u003cstrong\u003e3.\u003c\/strong\u003e Hand-thread the adapter into the compatible exhaust bung first. Do not force or cross-thread it; tighten to the vehicle or component manufacturer's specification.\u003c\/p\u003e\n\u003cp class=\"sw-step\"\u003e\u003cstrong\u003e4.\u003c\/strong\u003e Install the sensor into the adapter, route the wiring away from heat and moving parts, then check for exhaust leaks and diagnostic faults after installation.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"sw-closer\"\u003e\u003ch2\u003e🔎 A Closer Look\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0803\/0981\/3484\/files\/DM_20261009110741_002.png?v=1791515404\" alt=\"M18 × 1.5 Oxygen Sensor Spacer Pair for Vehicle Exhausts – thread dimension and sealing-surface checks\" loading=\"lazy\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0803\/0981\/3484\/files\/DM_20261009110741_001.jpg?v=1791515343\" alt=\"M18 × 1.5 Oxygen Sensor Spacer Pair for Vehicle Exhausts – two-piece package\" loading=\"lazy\"\u003e\u003cp\u003eThe current gallery shows a threaded metal body, hex wrench surfaces, a female sensor-side opening, and an internal perforated mesh\/core. Inspect threads and sealing surfaces before installation, and discontinue use if the part is damaged, loose, or leaking.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"sw-specs\"\u003e\u003ch2\u003e📋 Product Specifications\u003c\/h2\u003e\n\u003ctable class=\"sw-spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eDownstream oxygen-sensor spacer \/ adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThread Reference\u003c\/th\u003e\n\u003ctd\u003eM18 × 1.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApprox. Overall Length\u003c\/th\u003e\n\u003ctd\u003e4.65 cm \/ 1.83 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApprox. Narrow-End Diameter\u003c\/th\u003e\n\u003ctd\u003e1.6 cm \/ 0.63 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApprox. Hex-End Width\u003c\/th\u003e\n\u003ctd\u003e2.5 cm \/ 0.98 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eStainless steel, as advertised in the current gallery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInternal Feature\u003c\/th\u003e\n\u003ctd\u003ePictured mesh \/ mini-core structure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003ctd\u003e2 adapters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFitment\u003c\/th\u003e\n\u003ctd\u003eNot vehicle-specific; verify thread, clearance, sensor position, and local requirements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"sw-package\"\u003e\u003ch2\u003e📦 Package Includes\u003c\/h2\u003e\n\u003cp class=\"sw-point\"\u003e• 2 × M18 × 1.5 oxygen-sensor spacers\/adapters\u003c\/p\u003e\n\u003cp class=\"sw-point\"\u003e• Oxygen sensors, tools, and additional installation hardware are not included\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"sw-faq\"\u003e\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eWill it fit every vehicle?\u003c\/summary\u003e\u003cp\u003eNo. M18 × 1.5 is only one part of fitment. Confirm the exhaust bung, sensor thread, surrounding clearance, wire reach, make, model, engine, and exhaust configuration before ordering.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWill it turn off a check-engine light?\u003c\/summary\u003e\u003cp\u003eNo result is guaranteed. A warning light can have many causes; read the diagnostic codes and repair the underlying fault rather than relying on an adapter as a substitute for diagnosis.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs it legal for road use?\u003c\/summary\u003e\u003cp\u003eEmissions and anti-tampering rules vary by jurisdiction and vehicle. Confirm legality before installation; do not use it to disable or bypass required emissions controls.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs an oxygen sensor included?\u003c\/summary\u003e\u003cp\u003eNo. The package contains two spacers\/adapters only; oxygen sensors and installation tools are not included.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat return period applies?\u003c\/summary\u003e\u003cp\u003eElarohome's current 30-day return policy applies. 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