Bosch 66805 Direct Injection High Pressure Fuel Pump

Reliable High Pressure Fuel Pump for Audi and Volkswagen

The Bosch GDI High Pressure Pump (New) part number 66805 is designed to deliver precise fuel pressure for direct injection systems. Engineered for select Audi and Volkswagen models, this electric internal fuel pump ensures consistent performance and fuel delivery.

• Brand: Bosch
• Brand Line: GDI High Pressure Pump (New)
• Part Number: 66805
• Type: Direct Injection High Pressure Fuel Pump
• Electric operation
• Internal pump design
• Single outlet configuration
• New, not remanufactured
• Compatible with Audi A3 and Volkswagen Beetle, Jetta

About the Bosch GDI High Pressure Pump (New) Product Line

The Bosch GDI High Pressure Pump (New) product line focuses on delivering new, high-quality direct injection fuel pumps designed for modern gasoline direct injection engines. This line emphasizes electric internal pumps that provide accurate fuel pressure control, essential for efficient combustion and engine performance. The 66805 pump is part of this line, offering a reliable replacement option for specific Audi and Volkswagen vehicles.

Product Details and Specifications

This Bosch direct injection high pressure fuel pump operates electrically and is designed for internal mounting within the fuel system. It features a single outlet to supply fuel at the required pressure for direct injection engines. The pump is new and does not include gaskets or mounting hardware, so ensure compatibility and proper installation preparation. It is packaged as a single unit, suitable for one vehicle application.

Common Applications and Issues Addressed

• Restores proper fuel pressure in Audi A3 direct injection engines
• Resolves fuel delivery problems in Volkswagen Beetle GDI systems
• Addresses engine hesitation or stalling related to fuel pump failure in Volkswagen Jetta
• Eliminates rough idling caused by inconsistent fuel pressure
• Prevents engine misfires due to inadequate fuel supply

Installation Notes and Tips

Installation requires removal of the existing internal high pressure fuel pump. Since mounting hardware and gaskets are not included, use OEM or compatible parts to ensure a secure fit and proper sealing. Verify electrical connections and fuel line integrity during installation. Follow manufacturer guidelines for torque specifications and safety precautions when working with fuel system components.

Quality Assurance and Warranty

Bosch manufactures this GDI High Pressure Pump (New) to meet strict quality standards for durability and performance. The pump is new and designed to provide reliable operation in compatible Audi and Volkswagen models. Warranty coverage details should be confirmed with the supplier or Bosch directly to ensure protection against defects.