{"product_id":"header-stainless-steel-98-04-nissan-frontier-pathfinder-xterra-3-0l-3-3l-3-7l-3-8l-4-0l-long-tube","title":"98-04 Nissan Frontier\/Pathfinder\/Xterra Long Tube Header Stainless Steel","description":"\u003cdiv class=\"product-container\"\u003e\n\u003ch6 class=\"product-title\"\u003eLong Tube Header — Stainless Steel\u003c\/h6\u003e\n\u003cdiv class=\"product-intro\"\u003e\n\u003cp class=\"lead-text\"\u003e\u003cstrong\u003eStainless steel long tube header engineered to replace your factory cast iron manifold and flow scavenged exhaust more efficiently.\u003c\/strong\u003e Built from 304 stainless, this header resists corrosion and handles heat cycles without cracking. Designed to bolt at factory mounting locations.\u003c\/p\u003e\n\u003cdiv class=\"trust-indicators\"\u003e\n\u003cspan class=\"badge\"\u003e✓ Factory Mounting Points\u003c\/span\u003e \u003cspan class=\"badge\"\u003e✓ 304 Stainless Steel\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\u003eStainless construction\u003c\/strong\u003e - Won't rust or pit from heat cycles and road salt exposure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong tube design\u003c\/strong\u003e - Better scavenging and flow compared to factory cast manifolds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory bolt-on mounting\u003c\/strong\u003e - Installs at OEM attachment points without modifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003ch6 class=\"section-title\"\u003eSpecs\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: 304 Stainless Steel\u003c\/li\u003e\n\u003cli\u003eCondition: New\u003c\/li\u003e\n\u003cli\u003eConfiguration: Long tube design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6 class=\"section-title\"\u003eWhats Included\u003c\/h6\u003e\n\u003cul\u003e\u003cli\u003eHeader assembly only\u003c\/li\u003e\u003c\/ul\u003e\n\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\u003eWill I need new exhaust piping downstream of this header?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYour existing exhaust can stay, but you'll want to verify the outlet diameter matches your current piping. If it doesn't, you'll need transition piping or a custom downpipe to connect cleanly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to tune after installing this header?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA tune isn't required to bolt this on, but your engine's fuel mapping won't be optimized for the improved exhaust flow. You'll see better results — and may prevent a check engine light — if you get a tune or tune file loaded after installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp\u003e\u003cstrong\u003eWhat do I need to do before installation to protect the header?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eInspect the mounting gasket surface on your engine block for debris or corrosion, and clean it with a wire brush. Use a high-temp gasket sealer on both sides of your new gasket when bolting the header down to prevent exhaust leaks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"K2 Industries","offers":[{"title":"Default Title","offer_id":45873613930730,"sku":"K2-4963-NIS-006-EC","price":219.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0477\/0427\/7142\/files\/HDS-NP98V6-LT-1.jpg?v=1772740867","url":"https:\/\/www.k2-industries.com\/en-is\/products\/header-stainless-steel-98-04-nissan-frontier-pathfinder-xterra-3-0l-3-3l-3-7l-3-8l-4-0l-long-tube","provider":"K2 Industries","version":"1.0","type":"link"}