{"product_id":"bosch-66839-direct-injection-high-pressure-fuel-pump","title":"Bosch 66839 Direct Injection High Pressure Fuel Pump","description":"\u003ch2\u003eBosch GDI High Pressure Pump 66839\u003c\/h2\u003e\u003cp\u003eBosch GDI High Pressure Pump 66839 is a new electric direct injection high pressure fuel pump for gasoline applications. It is built for external, in-line mounting and is engineered to support precise fuel delivery for vehicles that rely on high-pressure gasoline direct injection systems.\u003c\/p\u003e\u003cp\u003eCompatible With 2017-2019 Nissan Sentra and 2015-2017 Nissan Juke, this Bosch fuel pump is a direct injection high pressure fuel pump that supports consistent fuel pressure at the engine. The Bosch 66839 is part of the Bosch GDI High Pressure Pump line, which focuses on premium aftermarket fuel delivery components built to OE-level production and testing standards.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect injection high pressure fuel pump for gasoline engines\u003c\/li\u003e\n\u003cli\u003eElectric, battery-powered fuel pump design\u003c\/li\u003e\n\u003cli\u003eExternal, in-line mounting with bolt-on installation\u003c\/li\u003e\n\u003cli\u003eMetal and steel housing construction\u003c\/li\u003e\n\u003cli\u003eIncludes filter, gasket, and O-ring\u003c\/li\u003e\n\u003cli\u003eSingle female connector with blade terminals\u003c\/li\u003e\n\u003cli\u003eQuick-connect\/threaded inlet and compression outlet\u003c\/li\u003e\n\u003cli\u003eNew premium-grade replacement part\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eBosch 66839 is built for fuel injection systems that require a high-pressure pump to maintain proper delivery to the engine. It features a square\/rectangle connector shape, one inlet and one outlet, and a metered design for controlled fuel flow. The pump uses a synthetic or NBR rubber gasket material and a metal housing for durability in demanding underhood conditions. This part cross-references 16630HY00A for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Issues This Pump Can Help Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLow fuel pressure in a gasoline direct injection system\u003c\/li\u003e\n\u003cli\u003eHard starting caused by inadequate high-pressure fuel delivery\u003c\/li\u003e\n\u003cli\u003eEngine hesitation or stumble under load\u003c\/li\u003e\n\u003cli\u003eFuel delivery faults related to a worn external high pressure pump\u003c\/li\u003e\n\u003cli\u003ePressure loss from a failing pump housing, seal, or internal wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify the inlet and outlet sizes, connector style, and mounting layout before installation. This Bosch fuel pump is an external, bolt-on unit with no wiring harness included, so the existing vehicle harness and fuel line connections must match the pump configuration. Confirm vehicle application by year, make, and model before ordering; this part is listed for 2017-2019 Nissan Sentra and 2015-2017 Nissan Juke.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eBosch manufactures these aftermarket fuel pumps on the same production lines used for Bosch OE fuel pumps and tests them to the same quality standards. That manufacturing approach supports reliable service life and consistent performance for direct injection fuel systems.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":52908365643957,"sku":"BBHK-66839","price":451.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_66839_Fro.jpg?v=1785478497","url":"https:\/\/www.partcatalog.com\/products\/bosch-66839-direct-injection-high-pressure-fuel-pump","provider":"PartCatalog","version":"1.0","type":"link"}