{"product_id":"kooks-01-04-chevrolet-corvette-base-1-3-4-x-3-header-catted-x-pipe-kit","title":"Kooks 01-04 Chevrolet Corvette Base 1-3\/4 x 3 Header \u0026 Catted X-Pipe Kit","description":"\u003ch4\u003e\u003cstrong\u003eKooks 1-3\/4\" x 3\" Long Tube Headers \u0026amp; Catted X-Pipe for 2001 and 2004 Chevrolet Corvette C5 Z06 LS6 5.7L\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe Kooks 2152H220 1-3\/4-inch long tube headers and catted X-pipe kit unleashes the full potential of the 2001 and 2004 Corvette C5 Z06 with the LS6 5.7L V8, delivering dyno-proven gains of 40 and 55 rear-wheel horsepower and 35 and 50 lb-ft of torque by replacing factory manifolds with equal-length primaries and a high-flow 3-inch catted X-pipe that connects directly to the 2-1\/2-inch OEM exhaust for seamless integration and maximum scavenging across the entire RPM range.\u003c\/p\u003e\n\u003cp\u003eHandcrafted from T304 aircraft-quality stainless steel with 3\/8-inch laser-cut flanges, merged collectors, and 300-cell metallic substrate catalytic converters, this system ensures 49-state emissions compliance while supporting up to 650+ HP from cams or bolt-ons. The precision engineering maintains ground clearance and heat management for daily-driven Z06s without compromising the aggressive V8 soundtrack that made the C5 Z06 legendary.\u003c\/p\u003e\n\u003cp\u003eFor C5 Z06 owners who demand track-winning performance with street-legal reliability, the 2152H220 kit is the championship-proven, complete bolt-on solution trusted by LS enthusiasts worldwide.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e1-3\/4-inch equal-length mandrel-bent primaries for maximum top-end power\u003c\/li\u003e\n\u003cli\u003e3-inch catted X-pipe with high-flow metallic substrate\u003c\/li\u003e\n\u003cli\u003eFull T304 stainless steel with TIG welds and 3\/8-inch flanges\u003c\/li\u003e\n\u003cli\u003eMerged collectors for optimal exhaust velocity\u003c\/li\u003e\n\u003cli\u003eDirect connection to 2-1\/2-inch OEM exhaust no cutting required\u003c\/li\u003e\n\u003cli\u003eDyno gains of 40 and 55 RWHP and 35 and 50 RWTQ on stock LS6\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\u003eFits 2001 and 2004 C5 Z06 only with LS6 5.7L\u003c\/li\u003e\n\u003cli\u003eIncludes O2 sensor fittings and air tube provisions for emissions\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\u003eRemove factory manifolds and bolt headers to cylinder heads\u003c\/li\u003e\n\u003cli\u003eConnect X-pipe to collectors and OEM exhaust 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\u003e2001 and 2004\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCorvette\u003c\/td\u003e\n\u003ctd\u003eZ06. LS6 5.7L V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eNote: Fits all 2001 and 2004 C5 Z06 coupe only. Excludes base C5 or convertible models.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch4\u003eWhat's Included in the Purchase\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e(2) 1-3\/4\" x 3\" Long-Tube T304 Stainless Headers with Merged Collectors\u003c\/li\u003e\n\u003cli\u003e(1) 3\" x 3\" x 2-1\/2\" Catted Stainless X-Pipe\u003c\/li\u003e\n\u003cli\u003eGaskets, Stage 8 Locking Header Bolts, Clamps and Hardware\u003c\/li\u003e\n\u003cli\u003eO2 Sensor Extensions and Fittings\u003c\/li\u003e\n\u003cli\u003eDetailed Installation Instructions\u003c\/li\u003e\n\u003cli\u003ePart Number: Kooks 2152H220\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 fit my 2002 Z06?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, direct bolt-on for all 2001 and 2004 C5 Z06 with LS6 5.7L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Will it cause a check engine light?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, catted X-pipe and included extensions keep sensors in position\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: How loud is the exhaust?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Deep aggressive V8 rumble, refined without drone at highway speeds\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":42282856874063,"sku":"KSH2152H220","price":3249.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/kooks-2152h220-headers_01.jpg?v=1764097015","url":"https:\/\/www.blackopsautoworks.com\/products\/kooks-01-04-chevrolet-corvette-base-1-3-4-x-3-header-catted-x-pipe-kit","provider":"Black Ops Auto Works","version":"1.0","type":"link"}