Bosch 66834 Direct Injection High Pressure Fuel Pump

Bosch GDI High Pressure Pump for Hyundai and Kia

The Bosch 66834 direct injection high pressure fuel pump is a new electric internal pump built for gasoline direct injection systems. It is engineered for select Hyundai and Kia applications, including Sonata, Santa Fe Sport, Tucson, Optima, Sorento, and Sportage models listed below.

Bosch’s GDI High Pressure Pump line focuses on OE-style fuel delivery performance for modern direct injection engines. This Bosch 66834 pump is manufactured and tested to the same quality standards used for Bosch original equipment fuel pumps, helping maintain consistent fuel pressure and dependable operation.

Key Features

• Direct injection high pressure fuel pump for GDI fuel systems
• Electric, internal fuel pump design
• New replacement part, not remanufactured
• Single outlet configuration
• No gasket included
• No mounting hardware included
• Brand line: Bosch GDI High Pressure Pump (New)

Detailed Product Information

This Bosch 66834 fuel pump is a direct injection high pressure pump for vehicles that require precise fuel delivery at elevated pressure. It is built for internal mounting and uses an electric operating design, making it a direct replacement choice for the listed Hyundai and Kia applications. The part number 66834 is also referenced for service identification and ordering accuracy.

Fits 2014 Hyundai Tucson, N/A; Fits 2013 Hyundai Santa Fe Sport, N/A; Fits 2010-2013 Hyundai Sonata, N/A; Fits 2011-2013 Kia Optima, N/A; Fits 2012-2013 Kia Sorento, N/A; Fits 2011-2013 Kia Sportage, N/A. This part cross-references Hyundai/Kia OE number 353202G720 for the same application.

Common Issues This Pump Can Address

• Hard starting related to low high-pressure fuel delivery
• Fuel pressure loss in direct injection systems
• Engine hesitation or stumble under load
• Driveability problems caused by a failing high pressure pump
• Check engine light conditions tied to fuel pressure faults

Installation Notes and Tips

Verify the vehicle application by year, make, and model before installation. Confirm that the fuel system uses a direct injection high pressure pump and inspect related seals and fuel system components during service. Because mounting hardware and gaskets are not included, reuse or replace related service parts as required by the repair procedure.

Quality Assurance

Bosch manufactures these fuel pumps on the same production lines and to the same quality standards used for Bosch original equipment fuel pumps. That process supports consistent build quality and reliable service life for the Bosch 66834 in the listed Hyundai and Kia applications.