{"product_id":"kooks-tri-y-stepped-headers-with-ultra-green-high-flow-cats-for-2023-2025-chevrolet-corvette-c8-z06-5-5l-lt6-1-7-8-to-2-stainless-steel","title":"Kooks Tri-Y Stepped Headers with Ultra-GREEN High-Flow Cats for 2023–2025 Chevrolet Corvette C8 Z06 5.5L LT6 – 1-7\/8” to 2” Stainless Steel","description":"\u003ch2 data-section-id=\"1nenz2g\" data-start=\"278\" data-end=\"304\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"281\" data-end=\"304\"\u003eProduct Description\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"306\" data-end=\"520\"\u003eUnlock the full potential of your \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eChevrolet Corvette C8 Z06\u003c\/span\u003e\u003c\/span\u003e with Kooks Tri-Y stepped headers and Ultra-GREEN high-flow catalytic converters, engineered specifically for the high-revving 5.5L LT6 engine.\u003c\/p\u003e\n\u003cp data-start=\"522\" data-end=\"925\"\u003eThis performance exhaust system features a stepped 1-7\/8” to 2” Tri-Y header design, optimized to improve exhaust scavenging, increase airflow velocity, and deliver stronger mid-range torque and top-end power. The Tri-Y configuration is ideal for maximizing performance on naturally aspirated engines like the LT6, providing a more efficient exhaust pulse flow compared to traditional long-tube headers.\u003c\/p\u003e\n\u003cp data-start=\"927\" data-end=\"1255\"\u003eConstructed from premium 304 stainless steel, these headers are built for long-term durability, heat resistance, and corrosion protection. The included Ultra-GREEN high-flow catalytic converters further enhance exhaust flow while maintaining compatibility with modern fuel types, including pump gas, E85, and unleaded race fuel.\u003c\/p\u003e\n\u003cp data-start=\"1257\" data-end=\"1527\"\u003eDesigned with a stock bolt pattern and flanged connections, this system installs directly to OEM exhaust components without requiring additional parts. The kit comes complete with Ultra-GREEN catted connection pipes, making it a full performance solution in one package.\u003c\/p\u003e\n\u003cp data-start=\"1529\" data-end=\"1634\"\u003eOptional Jet-Hot ceramic coating is available to reduce heat, improve durability, and enhance appearance.\u003c\/p\u003e\n\u003chr data-start=\"1636\" data-end=\"1639\"\u003e\n\u003ch2 data-section-id=\"1j5qwet\" data-start=\"1641\" data-end=\"1660\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1644\" data-end=\"1660\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1661\" data-end=\"2163\"\u003e\n\u003cli data-section-id=\"182fdi\" data-start=\"1661\" data-end=\"1731\"\u003eStepped 1-7\/8” to 2” Tri-Y header design for optimized performance\u003c\/li\u003e\n\u003cli data-section-id=\"11j0t6g\" data-start=\"1732\" data-end=\"1786\"\u003eImproves exhaust scavenging and airflow efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"15wydye\" data-start=\"1787\" data-end=\"1842\"\u003eUltra-GREEN high-flow catalytic converters included\u003c\/li\u003e\n\u003cli data-section-id=\"5vea7c\" data-start=\"1843\" data-end=\"1899\"\u003eFull 304 stainless steel construction for durability\u003c\/li\u003e\n\u003cli data-section-id=\"b6dkjv\" data-start=\"1900\" data-end=\"1954\"\u003eDirect bolt-on installation with OEM-style flanges\u003c\/li\u003e\n\u003cli data-section-id=\"12h45vf\" data-start=\"1955\" data-end=\"1997\"\u003eCompatible with factory exhaust system\u003c\/li\u003e\n\u003cli data-section-id=\"1w3r24\" data-start=\"1998\" data-end=\"2052\"\u003eSupports pump gas, E85, and race fuel applications\u003c\/li\u003e\n\u003cli data-section-id=\"16cn5q0\" data-start=\"2053\" data-end=\"2109\"\u003eOptional Jet-Hot ceramic coating for heat management\u003c\/li\u003e\n\u003cli data-section-id=\"16jmdjn\" data-start=\"2110\" data-end=\"2163\"\u003eComplete system with no additional parts required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2165\" data-end=\"2168\"\u003e\n\u003ch2 data-section-id=\"8aj2vg\" data-start=\"2170\" data-end=\"2184\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2173\" data-end=\"2184\"\u003eFitment\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2185\" data-end=\"2235\"\u003e\n\u003cli data-section-id=\"18bsesn\" data-start=\"2185\" data-end=\"2235\"\u003e2023–2025 Chevrolet Corvette C8 Z06 (5.5L LT6)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2237\" data-end=\"2240\"\u003e\n\u003ch2 data-section-id=\"yzh1rk\" data-start=\"2242\" data-end=\"2271\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2245\" data-end=\"2271\"\u003eAdditional Information\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2272\" data-end=\"2421\"\u003e\n\u003cli data-section-id=\"1olyez4\" data-start=\"2272\" data-end=\"2298\"\u003eBuilt-to-order product\u003c\/li\u003e\n\u003cli data-section-id=\"1klqlls\" data-start=\"2299\" data-end=\"2370\"\u003eEstimated lead time: 6–8 weeks (up to 12 weeks depending on demand)\u003c\/li\u003e\n\u003cli data-section-id=\"zhe1vw\" data-start=\"2371\" data-end=\"2421\"\u003eProfessional installation strongly recommended\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kooks","offers":[{"title":"Default Title","offer_id":52264941683000,"sku":"2181HY30","price":6588.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/7264\/9784\/files\/e874ff8eeca4b341b9800a0403939fe4_e39ac95f-ce5a-4041-b8bd-e877a8152c60.webp?v=1777104836","url":"https:\/\/engmotorsport.com\/products\/kooks-tri-y-stepped-headers-with-ultra-green-high-flow-cats-for-2023-2025-chevrolet-corvette-c8-z06-5-5l-lt6-1-7-8-to-2-stainless-steel","provider":"ENG Motorsport","version":"1.0","type":"link"}