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Bosch 66809 Direct Injection High Pressure Fuel Pump
Overview of Bosch GDI High Pressure Pump (New)
The Bosch GDI High Pressure Pump (New) part number 66809 is designed for precise fuel delivery in select Audi and Volkswagen models. This electric, internal direct injection high pressure fuel pump supports optimal engine performance and fuel efficiency.
- Brand: Bosch
- Brand Line: GDI High Pressure Pump (New)
- Part Number: 66809
- Type: Direct Injection High Pressure Fuel Pump
- Electric operation
- Internal mounting (not in-tank)
- Single outlet configuration
- New, not remanufactured
- Package includes one high pressure pump
About the Bosch GDI High Pressure Pump (New) Product Line
The Bosch GDI High Pressure Pump (New) product line focuses on delivering reliable, high-precision fuel pumps specifically engineered for gasoline direct injection systems. This line ensures consistent fuel pressure to meet the demands of modern Audi and Volkswagen engines, supporting efficient combustion and emissions control.
Detailed Product Description
This Bosch direct injection high pressure fuel pump is an electric, internally mounted unit designed to replace the original equipment in various Audi and Volkswagen vehicles. It features a single outlet and does not include gaskets or mounting hardware, so professional installation with proper sealing components is recommended. The pump is new, ensuring no prior wear or performance degradation. Compatible models include Audi A3, A3 Quattro, TT, TT Quattro, TTS Quattro, Q3, Q3 Quattro, and Volkswagen Beetle, CC, Eos, GTI, Jetta, Passat, Passat CC, Tiguan, and Tiguan Limited.
Common Applications and Issues Addressed
- Restores proper fuel pressure in direct injection systems
- Resolves engine hesitation or stalling related to fuel delivery
- Eliminates rough idling caused by inconsistent fuel supply
- Addresses fuel pump failure symptoms in Audi and Volkswagen GDI engines
- Improves overall engine performance and fuel efficiency
Installation Notes and Tips
- Designed for internal mounting; verify compatibility with vehicle fuel system layout
- Requires professional installation due to high-pressure fuel system complexity
- Gaskets and mounting hardware are not included; source appropriate components separately
- Ensure fuel system is depressurized before removal and installation
- Follow manufacturer torque specifications and safety procedures
Quality Assurance and Warranty
This Bosch GDI High Pressure Pump (New) part number 66809 is manufactured to meet OEM standards for fit and function. As a new component, it provides reliable performance for direct injection fuel systems in compatible Audi and Volkswagen models. Warranty coverage details should be confirmed with the parts provider or Bosch directly.
| Brand | Bosch |
| Part Number | 66809 |
| Position | GDI High Pressure Pump (New) |
| Cases Per Pallet (ORLY) | 144 |
| Electric Or Mechanical | Electric |
| Gaskets Included (Fuel Pump) | No |
| In Tank Or External | Internal |
| Mounting Hardware Included | No |
| New Or Remanufactured | New |
| Package Contents | 1 High Pressure Pump |
| Unit(s) per Car Qty (ORLY) | 1 |
This part fits 70 vehicles. Search below:
| Year | Make | Model | Body Type | Drive Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2018 | Audi | Q3 | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2018 | Audi | Q3 Quattro | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2018 | Volkswagen | Tiguan Limited | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2017 | Audi | Q3 | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2017 | Audi | Q3 Quattro | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2017 | Volkswagen | CC | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2017 | Volkswagen | Tiguan | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2017 | Volkswagen | Tiguan Limited | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2016 | Audi | Q3 | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2016 | Audi | Q3 Quattro | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2016 | Volkswagen | CC | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2016 | Volkswagen | Eos | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2016 | Volkswagen | Tiguan | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2015 | Audi | Q3 | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2015 | Audi | Q3 Quattro | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2015 | Volkswagen | CC | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2015 | Volkswagen | Eos | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2015 | Volkswagen | Tiguan | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2014 | Volkswagen | CC | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2014 | Volkswagen | Eos | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2014 | Volkswagen | GTI | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2014 | Volkswagen | Tiguan | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2013 | Audi | A3 | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2013 | Audi | A3 Quattro | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2013 | Volkswagen | Beetle | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2013 | Volkswagen | CC | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2013 | Volkswagen | Eos | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2013 | Volkswagen | GTI | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2013 | Volkswagen | Jetta | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2013 | Volkswagen | Tiguan | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2012 | Audi | A3 | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2012 | Audi | A3 Quattro | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2012 | Audi | TT Quattro | 2.0L | L4 | N/A | GDI High Pressure Pump | ||
| 2012 | Audi | TTS Quattro | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2012 | Volkswagen | Beetle | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2012 | Volkswagen | CC | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2012 | Volkswagen | Eos | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2012 | Volkswagen | GTI | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2012 | Volkswagen | Jetta | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2012 | Volkswagen | Tiguan | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2011 | Audi | A3 | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2011 | Audi | A3 Quattro | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2011 | Volkswagen | CC | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2011 | Volkswagen | Eos | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2011 | Volkswagen | GTI | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2011 | Volkswagen | Tiguan | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2010 | Audi | A3 | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2010 | Audi | A3 Quattro | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2010 | Audi | TT Quattro | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2010 | Volkswagen | CC | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2010 | Volkswagen | Eos | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2010 | Volkswagen | GTI | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2010 | Volkswagen | Jetta | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2010 | Volkswagen | Passat | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2010 | Volkswagen | Passat CC | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2010 | Volkswagen | Tiguan | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2009 | Audi | A3 | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2009 | Audi | A3 Quattro | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2009 | Audi | TT | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2009 | Volkswagen | CC | 2.0L | L4 | N/A | GDI High Pressure Pump | ||
| 2009 | Volkswagen | Eos | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2009 | Volkswagen | GTI | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2009 | Volkswagen | Jetta | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2009 | Volkswagen | Jetta | Wagon | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | |
| 2009 | Volkswagen | Passat | FWD | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | |
| 2009 | Volkswagen | Tiguan | FWD | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | |
| 2008 | Audi | A3 | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2008 | Volkswagen | GTI | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2008 | Volkswagen | Jetta | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) | ||
| 2008 | Volkswagen | Passat | 2.0L | L4 | N/A | Inspection on vehicle required! If necessary the high-pressure pipe to the rail together with adapters has to be obtained from the vehicle manufacturer.; GDI High Pressure Pump (New) |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.