{"product_id":"2002-2006-nissan-altima-2-5l-exhaust-header-gasket","title":"2002-2006 Nissan Altima 2.5L Exhaust Header Gasket","description":"\u003cdiv class=\"product-container\"\u003e\n\u003ch6 class=\"product-title\"\u003e2002–2006 Nissan Altima 2.5L Exhaust Header Gasket\u003c\/h6\u003e\n\u003cdiv class=\"product-intro\"\u003e\n\u003cp class=\"lead-text\"\u003e\u003cstrong\u003eSeals the joint between your header and cylinder head to prevent exhaust leaks.\u003c\/strong\u003e This gasket handles thermal cycling and vibration without degrading, keeping your exhaust system airtight and your engine running efficiently. Critical wear item that should be replaced whenever headers are removed.\u003c\/p\u003e\n\u003cdiv class=\"trust-indicators\"\u003e\n\u003cspan class=\"badge\"\u003e✓ Ships from FL Warehouse\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ In-House Quality Check\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ Direct-from-Warehouse\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eKey Features\u003c\/h6\u003e\n\u003cdiv class=\"design-features\"\u003e\u003cul class=\"feature-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-resistant composition\u003c\/strong\u003e - Withstands exhaust manifold temperatures without warping or cracking over time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-formed design\u003c\/strong\u003e - Drops in place without custom cutting or shaping required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-spec sealing\u003c\/strong\u003e - Matches factory gasket dimensions for proper header-to-head alignment\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eSpecs\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eHard panel construction\u003c\/li\u003e\n\u003cli\u003eSingle gasket\u003c\/li\u003e\n\u003cli\u003eNew condition\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6 class=\"section-title\"\u003eWhats Included\u003c\/h6\u003e\n\u003cul\u003e\u003cli\u003eExhaust header gasket\u003c\/li\u003e\u003c\/ul\u003e\n\u003cdiv class=\"product-faq\"\u003e\n\u003ch6 class=\"section-title\"\u003eFrequently Asked Questions\u003c\/h6\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to replace this gasket if I'm just removing my headers for cleaning?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Header gaskets are single-use — once you break the seal, you lose compression at that joint. Install fresh gasket every time headers come off to avoid exhaust leaks and rough running.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eWhat hardware do I need to bolt the header back down?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRefer to your vehicle's service manual for the correct fastener specifications. Gasket comes alone — you'll need the proper bolts, washers, and torque sequence from your manual.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eShould I use sealant on top of this gasket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eGasket is pre-formed to seal without additional product. Some builders apply a thin bead of high-temp gasket maker for added insurance on older engines, but it's not required — test-fit the gasket first to verify it sits flush.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"K2 Industries","offers":[{"title":"Default Title","offer_id":54605073645873,"sku":"K2-4586-NIS-006-TSARK","price":89.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0813\/5727\/5441\/files\/GKTSET-NA02-L4-1.jpg?v=1781492750","url":"https:\/\/acmtechnik.com\/products\/2002-2006-nissan-altima-2-5l-exhaust-header-gasket","provider":"ACM Technik LLC","version":"1.0","type":"link"}