{"product_id":"gm-head-gasketgrade-c-12747436-2017-2026-6-6l-duramax-l5p","title":"GM HEAD GASKET (GRADE C) 12747436 | 2017-2026 6.6L DURAMAX L5P","description":"\u003cp\u003eReplace a leaking or damaged cylinder head gasket with the GM 12747436 Head Gasket. Designed as a genuine GM replacement component, this Grade C head gasket provides the factory fit, sealing performance, and reliability required when servicing your Duramax engine.\u003c\/p\u003e\n\u003cp\u003eThe factory head gasket is not reusable and should always be replaced whenever the cylinder head is removed. Manufactured to rigorous GM standards, this gasket is engineered, tested, and validated to deliver long-lasting sealing performance under the demanding conditions found in modern diesel engines.\u003c\/p\u003e\n\u003cp\u003eAs a genuine GM component, this head gasket incorporates the latest production and service updates, ensuring compatibility with current materials and engineering improvements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine GM replacement component\u003c\/li\u003e\n\u003cli\u003eGrade C head gasket\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement\u003c\/li\u003e\n\u003cli\u003eDesigned to meet original equipment specifications\u003c\/li\u003e\n\u003cli\u003eProvides reliable sealing between the cylinder head and engine block\u003c\/li\u003e\n\u003cli\u003eRecommended whenever the cylinder head is removed\u003c\/li\u003e\n\u003cli\u003eManufactured and validated to GM standards\u003c\/li\u003e\n\u003cli\u003eSold individually\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GM Genuine Parts","offers":[{"title":"Default Title","offer_id":52395287576859,"sku":"12747436","price":108.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/5757\/3147\/files\/Screenshot2026-06-24at12.58.59PM.png?v=1782331450","url":"https:\/\/wwmperformance.com\/products\/gm-head-gasketgrade-c-12747436-2017-2026-6-6l-duramax-l5p","provider":"WWM Performance","version":"1.0","type":"link"}