{"product_id":"stage-8-locking-header-fastener-kits","title":"Stage 8 Locking Header Fastener Kits","description":"\u003cp\u003eUpgrade your exhaust hardware with \u003cstrong\u003eStage 8 Grade 8 Locking Header Fasteners\u003c\/strong\u003e. These patented fasteners include a grooved hex-head bolt or nut, a retainer, and a snap clip. The retainer fits over the bolt head and locks it against the header tube, while the snap clip holds the retainer securely in place.\u003c\/p\u003e\n\n\u003cp\u003eOnce installed and tightened, these fasteners won't back out, eliminating blown gaskets and exhaust leaks caused by loose bolts. Perfect for performance engines, headers, and exhaust manifold upgrades.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePatented locking system: bolt, retainer, and snap clip\u003c\/li\u003e\n  \u003cli\u003ePrevents fasteners from backing out under vibration or heat\u003c\/li\u003e\n  \u003cli\u003eMaintains proper header and gasket seal\u003c\/li\u003e\n  \u003cli\u003eGrade 8 construction for maximum strength and durability\u003c\/li\u003e\n  \u003cli\u003eIdeal for performance engines, exhaust manifolds, and cylinder head applications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Stage 8","offers":[{"title":"Default Title","offer_id":51711719670043,"sku":"STG6935","price":91.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/5757\/3147\/files\/stg-6935_qq_xl.jpg?v=1769790305","url":"https:\/\/wwmperformance.com\/products\/stage-8-locking-header-fastener-kits","provider":"WWM Performance","version":"1.0","type":"link"}