{"product":{"id":11350205071702,"title":"Kooks Corvette C7 OEM Resonator-Delete X-Pipe (2014-2019) | 21703000","body_html":"\u003ch2\u003eHear more of your C7 with the rear exhaust retained\u003c\/h2\u003e\u003cp\u003eChange the resonator section of your Corvette while keeping the factory manifolds, catalytic converters and axle-back. Kooks 21703000 gives the listed 2014-2019 C7 a 3-inch stainless X-pipe with the matching front and rear connection sizes.\u003c\/p\u003e\u003cp\u003eSKU: 21703000\u003c\/p\u003e\u003ch2\u003eMade for the factory-manifold exhaust\u003c\/h2\u003e\u003cp\u003eThe OEM-size front connection, 3-inch X-section and 3-inch-to-2-3\/4-inch mid-pipes join the retained factory parts. This is the OEM-manifold resonator-delete choice for the listed LT1 \/ LT4 \/ LT5 applications.\u003c\/p\u003e\u003ch2\u003eKeep the parts that shape your existing sound\u003c\/h2\u003e\u003cp\u003eYour original cats and axle-back remain in the system, while the factory resonators are replaced. The final sound depends on those retained parts, so this is a focused middle-section change.\u003c\/p\u003e\u003ch2\u003eVehicle fitment\u003c\/h2\u003e\u003cdiv class=\"table-scroll\"\u003e\u003ctable class=\"vehicle-fitment\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eYears\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eVehicle \/ trim\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eEngine\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eApplicable SKU\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eFitting conditions\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2014-2019\u003c\/td\u003e\n\u003ctd\u003eChevrolet Corvette Stingray\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e21703000\u003c\/td\u003e\n\u003ctd\u003eOEM manifolds \/ cats \/ axle-back retained; not the Kooks-header connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2014-2016\u003c\/td\u003e\n\u003ctd\u003eChevrolet Corvette Z51\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e21703000\u003c\/td\u003e\n\u003ctd\u003eOEM manifolds \/ cats \/ axle-back retained; not the Kooks-header connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015-2019\u003c\/td\u003e\n\u003ctd\u003eChevrolet Corvette Z06\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e21703000\u003c\/td\u003e\n\u003ctd\u003eOEM manifolds \/ cats \/ axle-back retained; not the Kooks-header connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2017-2019\u003c\/td\u003e\n\u003ctd\u003eChevrolet Corvette Grand Sport\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e21703000\u003c\/td\u003e\n\u003ctd\u003eOEM manifolds \/ cats \/ axle-back retained; not the Kooks-header connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019\u003c\/td\u003e\n\u003ctd\u003eChevrolet Corvette ZR1\u003c\/td\u003e\n\u003ctd\u003e6.2L V8\u003c\/td\u003e\n\u003ctd\u003e21703000\u003c\/td\u003e\n\u003ctd\u003eOEM manifolds \/ cats \/ axle-back retained; not the Kooks-header connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cdiv class=\"table-scroll\"\u003e\u003ctable class=\"technical-specifications\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\"\u003eSpecification\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003e21703000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003e2014-2019 Corvette C7 LT1 \/ LT4 \/ LT5 6.2L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eX-pipe diameter\u003c\/td\u003e\n\u003ctd\u003e3-inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront connection\u003c\/td\u003e\n\u003ctd\u003eOEM-size front connection; factory manifolds and cats retained\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMid-pipe diameters\u003c\/td\u003e\n\u003ctd\u003e3-inch x 2-3\/4-inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRetained rear parts\u003c\/td\u003e\n\u003ctd\u003eFactory axle-back\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplaces\u003c\/td\u003e\n\u003ctd\u003eFactory resonators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitting\u003c\/td\u003e\n\u003ctd\u003eDesigned for OEM manifolds, not Kooks headers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e304 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eDoes this fit behind Kooks long tube headers?\u003c\/h3\u003e\u003cp\u003e21703000 is designed for the OEM-manifold exhaust. Choose the matching Kooks-header crossover for a long tube installation.\u003c\/p\u003e\u003ch3\u003eDo the catalytic converters remain?\u003c\/h3\u003e\u003cp\u003eYes. The OEM manifolds, catalytic converters and axle-back are retained with this resonator-delete product.\u003c\/p\u003e\u003ch2\u003eIntended use\u003c\/h2\u003e\u003cp\u003e21703000: Competition, off-road and track use only. Not for use on public roads.\u003c\/p\u003e\u003cp\u003eThe competition-use waiver applies to 21703000.\u003c\/p\u003e\u003ch2\u003eOrdering and delivery\u003c\/h2\u003e\u003cp\u003eEstimated lead time is 4-6 weeks. Delivery may be faster depending on stock levels. Shipping is charged separately.\u003c\/p\u003e","vendor":"Kooks","product_type":"Exhaust Pipes","created_at":"2026-10-08T10:40:58+01:00","handle":"kooks-21703000","updated_at":"2026-10-10T19:53:34+01:00","published_at":"2026-10-09T13:44:14+01:00","template_suffix":null,"published_scope":"global","tags":"brand:kooks, cat:exhausts, dept:performance-parts, fits:chevrolet-corvette, make:chevrolet, type:exhaust-pipe","variants":[{"id":55646891540822,"product_id":11350205071702,"title":"Default Title","price":"963.17","sku":"21703000","position":1,"compare_at_price":"","fulfillment_service":"manual","inventory_management":null,"option1":"Default Title","option2":null,"option3":null,"created_at":"2026-10-08T10:40:58+01:00","updated_at":"2026-10-10T19:53:34+01:00","taxable":true,"barcode":"842422174903","grams":13608,"image_id":null,"weight":13.608,"weight_unit":"kg","requires_shipping":true,"quantity_rule":{"min":1,"max":null,"increment":1},"price_currency":"GBP","compare_at_price_currency":"","quantity_price_breaks":[]}],"options":[{"id":14512385786198,"product_id":11350205071702,"name":"Title","position":1,"values":["Default Title"]}],"images":[{"id":86449189650774,"product_id":11350205071702,"position":1,"created_at":"2026-10-08T10:40:58+01:00","updated_at":"2026-10-08T10:41:00+01:00","alt":"Kooks 3\" SS Resonator Delete X-Pipe. 2014-2019 Corvette 6.2L. 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