{"product_id":"stainless-bros-o2-sensor-bungs","title":"Stainless Bros o2 Sensor Bungs – M18x1.5","description":"\u003cp data-start=\"297\" data-end=\"522\"\u003eHigh-quality 304 stainless steel O₂ sensor bungs, machined to precision by Stainless Bros. Available in two coped sizes for tubing from 1.75\"–5\" and a J-style variant for sensor relocation or tight clearances.\u003c\/p\u003e\n\u003chr data-start=\"524\" data-end=\"527\"\u003e\n\u003cp data-start=\"554\" data-end=\"784\"\u003eThe Stainless Bros O₂ Bung Series delivers professional-grade quality for your custom exhaust builds. Each bung is CNC-machined from 304 stainless steel with clean M18x1.5 threads — the standard size for most O₂ sensors.\u003c\/p\u003e\n\u003cp data-start=\"786\" data-end=\"818\"\u003eChoose from three options:\u003c\/p\u003e\n\u003cul data-start=\"820\" data-end=\"1136\"\u003e\n\u003cli data-start=\"820\" data-end=\"912\"\u003e\n\u003cp data-start=\"822\" data-end=\"912\"\u003e🔹 \u003cstrong data-start=\"825\" data-end=\"856\"\u003eCoped for 1.75\"–2.5\" tubing\u003c\/strong\u003e — perfect for smaller-diameter pipes and tight bends.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"913\" data-end=\"1008\"\u003e\n\u003cp data-start=\"915\" data-end=\"1008\"\u003e🔹 \u003cstrong data-start=\"918\" data-end=\"947\"\u003eCoped for 2.75\"–5\" tubing\u003c\/strong\u003e — ideal for larger exhaust systems and turbo applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1009\" data-end=\"1136\"\u003e\n\u003cp data-start=\"1011\" data-end=\"1136\"\u003e🔹 \u003cstrong data-start=\"1014\" data-end=\"1030\"\u003eJ-Style Bung\u003c\/strong\u003e — designed for sensor relocation or use in confined spaces where straight placement isn’t possible.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1138\" data-end=\"1354\"\u003eThe coped bases allow a flush fit on round tubing, reducing weld buildup and ensuring a leak-free finish. Each piece is ready to TIG weld, resists corrosion, and maintains precision through countless heat cycles.\u003c\/p\u003e\n\u003cp data-start=\"1356\" data-end=\"1493\"\u003eThese are the same components trusted in high-performance fabrication shops worldwide — now available individually for your next project.\u003c\/p\u003e\n\u003chr data-start=\"1495\" data-end=\"1498\"\u003e\n\u003ch3 data-start=\"1500\" data-end=\"1522\"\u003e\u003cstrong data-start=\"1504\" data-end=\"1522\"\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1523\" data-end=\"1839\"\u003e\n\u003cli data-start=\"1523\" data-end=\"1560\"\u003e\n\u003cp data-start=\"1525\" data-end=\"1560\"\u003e\u003cstrong data-start=\"1525\" data-end=\"1538\"\u003eMaterial:\u003c\/strong\u003e 304 Stainless Steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1561\" data-end=\"1589\"\u003e\n\u003cp data-start=\"1563\" data-end=\"1589\"\u003e\u003cstrong data-start=\"1563\" data-end=\"1579\"\u003eThread Size:\u003c\/strong\u003e M18x1.5\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1590\" data-end=\"1641\"\u003e\n\u003cp data-start=\"1592\" data-end=\"1641\"\u003e\u003cstrong data-start=\"1592\" data-end=\"1604\"\u003eFitment:\u003c\/strong\u003e 1.75\"–5\" OD tubing (coped options)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1642\" data-end=\"1733\"\u003e\n\u003cp data-start=\"1644\" data-end=\"1659\"\u003e\u003cstrong data-start=\"1644\" data-end=\"1657\"\u003eVariants:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1662\" data-end=\"1733\"\u003e\n\u003cli data-start=\"1662\" data-end=\"1682\"\u003e\n\u003cp data-start=\"1664\" data-end=\"1682\"\u003eCoped 1.75\"–2.5\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1685\" data-end=\"1703\"\u003e\n\u003cp data-start=\"1687\" data-end=\"1703\"\u003eCoped 2.75\"–5\"\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1706\" data-end=\"1733\"\u003e\n\u003cp data-start=\"1708\" data-end=\"1733\"\u003eJ-Style Relocation Bung\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1734\" data-end=\"1768\"\u003e\n\u003cp data-start=\"1736\" data-end=\"1768\"\u003e\u003cstrong data-start=\"1736\" data-end=\"1750\"\u003eWeld Type:\u003c\/strong\u003e TIG recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1769\" data-end=\"1839\"\u003e\n\u003cp data-start=\"1771\" data-end=\"1839\"\u003e\u003cstrong data-start=\"1771\" data-end=\"1787\"\u003eApplication:\u003c\/strong\u003e Custom exhausts, turbo systems, sensor relocation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foreverfabrication","offers":[{"title":"Coped Bung for 1.75\"–2.5\" tubing","offer_id":45791252054205,"sku":null,"price":5.99,"currency_code":"USD","in_stock":true},{"title":"Coped Bung for 2.75\"–5\" tubing","offer_id":45791252086973,"sku":null,"price":5.99,"currency_code":"USD","in_stock":true},{"title":"J-Style Bung","offer_id":45791252119741,"sku":null,"price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1254\/5501\/files\/3bde0f2e-bb71-45d7-b0e2-e514a2f36729.png?v=1760550058","url":"https:\/\/shop.foreverfabrication.com\/products\/stainless-bros-o2-sensor-bungs","provider":"Foreverfabrication","version":"1.0","type":"link"}