{"product_id":"kooks-20-24-chevrolet-corvette-stingray-6-2l-v8-high-output-green-3in-catted-connecting-pipes","title":"Kooks 20-24 Chevrolet Corvette Stingray 6.2L V8 High Output Green 3in Catted Connecting Pipes","description":"\u003ch4\u003e\u003cstrong\u003eComplete the System: Precision Fit Connection Pipes for Full Power Delivery\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe Kooks 21803400 3-inch Ultra GREEN high-flow catted connection pipes are the perfect emissions-legal match for Kooks C8 Stingray headers, providing a direct bolt-on link from header collectors to the factory mid-pipe while delivering unrestricted flow and dyno-proven gains of 20 and 30 rear-wheel horsepower and 25 and 35 lb-ft of torque when paired with headers. Featuring 400-cell metallic substrate Ultra GREEN catalytic converters, these pipes light off quickly for emissions compliance and support over 850 HP from tunes or forced induction upgrades.\u003c\/p\u003e\n\u003cp\u003eHandcrafted from T304 aircraft-quality stainless steel with mandrel-bent 3-inch tubing, 3\/8-inch laser-cut flanges, and full TIG welds 100% welded construction, this kit ensures zero leaks under high boost or heat while maintaining factory ground clearance and heat shielding. The design preserves the C8’s exotic V8 soundtrack with a deeper, more aggressive tone and zero drone during normal driving.\u003c\/p\u003e\n\u003cp\u003eFor C8 Stingray owners who demand maximum performance with 49-state legality, the 21803400 Ultra GREEN catted connection pipes are the championship-proven link that completes the ultimate mid-engine exhaust system.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e3-inch mandrel-bent T304 stainless steel tubing\u003c\/li\u003e\n\u003cli\u003eUltra GREEN 400-cell high-flow metallic catalytic converters\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on to Kooks headers and OEM mid-pipe\u003c\/li\u003e\n\u003cli\u003e3\/8-inch laser-cut flanges with full TIG welds\u003c\/li\u003e\n\u003cli\u003eSupports 850+ HP with proper tuning\u003c\/li\u003e\n\u003cli\u003ePreserves factory heat shielding and ground clearance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e49-state EPA compliant not for sale or use in California or CARB states without exemption\u003c\/li\u003e\n\u003cli\u003eRequires Kooks C8 Stingray headers for proper fitment\u003c\/li\u003e\n\u003cli\u003eIncludes all hardware and gaskets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCalifornia Proposition 65:\u003c\/strong\u003e Contains chemicals known to the State of California to cause cancer or reproductive harm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e Limited lifetime on stainless construction and 25,000 miles on catalytic converters to original purchaser.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended lift required\u003c\/li\u003e\n\u003cli\u003eBolt pipes to Kooks header flanged outlets\u003c\/li\u003e\n\u003cli\u003eConnect to OEM mid-pipe with supplied hardware\u003c\/li\u003e\n\u003cli\u003eTorque flanges to 25-30 ft-lbs and run drive cycle for ECU adaptation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\/Engine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2020 and 2024\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCorvette\u003c\/td\u003e\n\u003ctd\u003eStingray. LT2 6.2L V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eNote: Fits all C8 Stingray coupe and convertible with Kooks headers. Headers sold separately.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch4\u003eWhat's Included in the Purchase\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e(2) 3\" Ultra GREEN Catted Connection Pipes\u003c\/li\u003e\n\u003cli\u003eGaskets and Flange Hardware Kit\u003c\/li\u003e\n\u003cli\u003eDetailed Installation Instructions\u003c\/li\u003e\n\u003cli\u003ePart Number: Kooks 21803400\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhy Choose Kooks?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eOver 60 years of championship-winning exhaust engineering\u003c\/li\u003e\n\u003cli\u003eHandcrafted in the USA from T304 aircraft-quality stainless steel\u003c\/li\u003e\n\u003cli\u003eLimited lifetime warranty and dyno-proven performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Does this work with factory headers?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, designed specifically for Kooks C8 Stingray headers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is it 50-state legal?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e 49-state EPA compliant, CARB exemption required for California\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: How much power does it add?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e 20 and 30 RWHP when paired with Kooks headers\u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eDo Kooks headers require a tune after installation?\u003c\/strong\u003e\u003cbr\u003e\n    Yes. A professional tune is strongly recommended after installing long tube headers. The significant improvement in exhaust flow changes air fuel ratios and requires ECM recalibration to achieve optimal power output and safe operation.\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eWill these headers void my factory powertrain warranty?\u003c\/strong\u003e\u003cbr\u003e\n    Under the Magnuson-Moss Warranty Act, a manufacturer cannot void your vehicle warranty simply because you installed an aftermarket part unless they prove the component directly caused the failure. Consult your dealer for specifics on your situation.\n  \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Do these Kooks headers require a tune after installation? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. A professional tune is strongly recommended after installing long tube headers. The significant improvement in exhaust flow changes air fuel ratios and requires ECM recalibration to achieve optimal power output and safe operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will Kooks headers void my factory powertrain warranty? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Under the Magnuson-Moss Warranty Act, a manufacturer cannot void your vehicle warranty simply because you installed an aftermarket part unless they prove the component directly caused the failure in question. Consult your dealer for specifics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What warranty does Kooks provide? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Kooks products are backed by a limited lifetime warranty to the original purchaser against defects in materials and workmanship. Racing and competition use applications may have specific warranty exclusions. Contact Kooks Performance directly for warranty details.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS or Fed Ex Ground.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e Typically ships same day or next if in stock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Heavy-duty box with foam protection.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kooks Headers","offers":[{"title":"Default Title","offer_id":42197340979279,"sku":"KSH21803400","price":2611.14,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/kooks-21803400-pipes_01.jpg?v=1764099975","url":"https:\/\/www.blackopsautoworks.com\/products\/kooks-20-24-chevrolet-corvette-stingray-6-2l-v8-high-output-green-3in-catted-connecting-pipes","provider":"Black Ops Auto Works","version":"1.0","type":"link"}