{"product_id":"12720215-genuine-gm-fuel-injection-pump-for-silverado-sierra-6-6l-diesel","title":"12720215 Genuine GM Fuel Injection Pump For Silverado Sierra 6.6L Diesel","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe 12720215 is a genuine GM high-pressure fuel injection pump designed for the specified Chevrolet Silverado HD and GMC Sierra HD trucks equipped with the 6.6L V8 diesel engine. It supplies the injection system with pressurized diesel fuel while operating within the original GM fuel-system configuration.\u003c\/p\u003e\n\u003ch2\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: 500px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"width: 6.29496%; text-align: center; height: 19.6px;\" align=\"right\"\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 17.9856%; text-align: center; height: 19.6px;\"\u003e\u003cstrong\u003eVehicle\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 28.5971%; text-align: center; height: 19.6px;\"\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 46.223%; text-align: center; height: 19.6px;\"\u003e\u003cstrong\u003eTrims\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2026\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eGMC Sierra 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eAT4, AT4X, Denali, Denali Ultimate, Pro, SLE, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2025\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eChevrolet Silverado 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel, 6.6L V8 - Flex, 6.6L V8 - Gas\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eCustom, High Country, LT, LTZ, WT, ZR2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2025\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eChevrolet Silverado 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel, 6.6L V8 - Flex, 6.6L V8 - Gas\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eHigh Country, LT, LTZ, WT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2025\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eGMC Sierra 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel, 6.6L V8 - Flex, 6.6L V8 - Gas\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eAT4, AT4X, Denali, Denali Ultimate, Pro, SLE, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2025\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eGMC Sierra 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel, 6.6L V8 - Flex, 6.6L V8 - Gas\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eAT4, Denali, Denali Ultimate, Pro, SLE, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2024\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eChevrolet Silverado 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel, 6.6L V8 - Flex, 6.6L V8 - Gas\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eCustom, High Country, LT, LTZ, WT, ZR2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2024\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eChevrolet Silverado 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel, 6.6L V8 - Flex, 6.6L V8 - Gas\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eHigh Country, LT, LTZ, WT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2024\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eGMC Sierra 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel, 6.6L V8 - Flex, 6.6L V8 - Gas\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eAT4, AT4X, Denali, Denali Ultimate, Pro, SLE, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2024\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eGMC Sierra 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel, 6.6L V8 - Flex, 6.6L V8 - Gas\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eAT4, Denali, Denali Ultimate, Pro, SLE, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2023\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eGMC Sierra 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eAT4, Denali, Pro, SLE, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2022\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eGMC Sierra 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eAT4, Denali, Pro, SLE, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2021\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eGMC Sierra 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eAT4, Base, Denali, SLE, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.29496%;\"\u003e2020\u003c\/td\u003e\n\u003ctd style=\"width: 17.9856%;\"\u003eGMC Sierra 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 28.5971%;\"\u003e6.6L V8 - Diesel\u003c\/td\u003e\n\u003ctd style=\"width: 46.223%;\"\u003eAT4, Base, Denali, SLE, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eGeneral Specifications\u003c\/h2\u003e\n\u003cdiv style=\"width: 100%; display: block;\"\u003e\n\u003ctable class=\"product-table\" style=\"height: 215.6px; width: 100% !important; table-layout: fixed !important; display: table !important;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 25.7194%;\"\u003e \u003ccol style=\"width: 73.9209%;\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12720215\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh-Pressure Fuel Injection Pump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2020–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVehicle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eChevrolet Silverado HD, GMC Sierra HD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.6L V8 Diesel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFuel System Function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh-Pressure Diesel Fuel Delivery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10.4 × 9.7 × 8.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12.30 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelated Service Parts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSeal and Bolt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Features\u003c\/h2\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe 12720215 high-pressure fuel injection pump is engineered around the fuel circuit used on the applicable GM 6.6L diesel applications:\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGenerates the fuel pressure necessary for proper diesel injection system operation\u003c\/li\u003e\n\u003cli\u003eSupplies pressurized fuel to the engine-side injection components\u003c\/li\u003e\n\u003cli\u003eInterfaces with the existing fuel circuit on applicable Silverado HD and Sierra HD trucks\u003c\/li\u003e\n\u003cli\u003eFits the designated pump mounting location provided by the 6.6L V8 diesel configuration\u003c\/li\u003e\n\u003cli\u003eRetains the specified fuel routing and connection arrangement throughout the high-pressure circuit\u003c\/li\u003e\n\u003cli\u003eUses the associated seal and bolt specified as service items during pump installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplication Notes\u003c\/h2\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe 12720215 is intended for specified Chevrolet Silverado HD and GMC Sierra HD applications using the applicable 6.6L V8 diesel fuel system. Inspect the fuel connections and mounting surfaces before assembly, and account for the related seal and bolt when completing the installation.\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp\u003eVerify part number, VIN, model year, 6.6L V8 diesel configuration, fuel-system connections, and applicable factory equipment before installation.\u003c\/p\u003e\n\u003c\/blockquote\u003e","brand":"GM","offers":[{"title":"Default Title","offer_id":49528001036515,"sku":"12720215","price":725.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0769\/5122\/4547\/files\/s-l1600_97f9008b-6d38-40ef-80a8-7f24b1f65d8e.webp?v=1786627380","url":"https:\/\/unitautoparts.com\/products\/12720215-genuine-gm-fuel-injection-pump-for-silverado-sierra-6-6l-diesel","provider":"Unit Auto Parts","version":"1.0","type":"link"}