fits model: A4, A6, B5, B6, C5, Turbo, Passat. make: Volkswagen, Audi. year: 1997–2006.

( Brand: Audi Genuine Oem Original Factory Part ), ( Manufacturer Part Number: 1019071D5S ), ( Type: Turbocharger ), ( Items Included: Clamps, Hoses ), ( Color: Silver ), ( Country/region Of Manufacture: Germany ), ( Universal Fitment: Yes )
The Audi 1019071D5S is a high-performance turbocharger designed specifically for the 1997-2006 Audi A4, A6, and Volkswagen Passat B5, B6, and C5 models equipped with the 8T or K03 engine. This turbocharger is a crucial component in enhancing the performance and power output of these vehicles.
The Audi 1019071D5S is a cast-iron, single-scroll, ball-bearing turbocharger with a forged steel turbine wheel and a high-strength, heat-resistant stainless-steel compressor wheel. The single-scroll design allows for a more efficient and smoother airflow, resulting in better performance and improved throttle response. The ball-bearing design provides a more durable and reliable turbocharger, reducing the risk of failure under high-stress conditions.
The compressor wheel of the Audi 1019071D5S is designed with a high-density, 6-blade, airfoil-shaped profile. This profile allows for a more efficient and even airflow, resulting in a higher compression ratio and increased boost pressure. The turbine wheel is also optimized for efficiency, with a high-density, 8-blade, airfoil-shaped profile. This design allows for a more efficient energy transfer, resulting in a faster spool-up and improved turbocharger response.
The Audi 1019071D5S is also equipped with a high-density, twin-scroll, wastegate actuator. This actuator allows for a more precise control of the boost pressure, preventing overboost and ensuring optimal engine performance. The wastegate is also equipped with a high-temperature, heat-resistant spring, ensuring reliable operation even under high-stress conditions.
The Audi 1019071D5S is also designed with a high-temperature, ceramic-coated turbine housing. This coating reduces the risk of thermal damage, ensuring a longer lifespan and more reliable operation. The turbine housing is also equipped with a high-quality, OEM-grade, oil feed and drain system, ensuring proper lubrication and cooling of the turbocharger.
In summary, the Audi 1019071D5S is a high-performance, cast-iron, single-scroll, ball-bearing turbocharger designed for the 1997-2006 Audi A4, A6, and Volkswagen Passat B5, B6, and C5 models. Its optimized compressor and turbine wheels, twin-scroll wastegate actuator, and high-temperature, ceramic-coated turbine housing make it a reliable and efficient turbocharger, capable of enhancing the performance and power output of your vehicle.
Pros of buying a 1997-2006 Audi A4, A6, VW Passat B5, B6, C5 with K03 turbocharger:1. Reliability: These vehicles have a reputation for being reliable and durable, especially with the K03 turbocharger, which is known for its robustness and longevity.
2. Performance: The K03 turbocharger significantly improves the engine's power and torque, providing a sportier driving experience.
3. Availability of parts: Being a popular platform, parts are generally readily available and relatively affordable, making repairs and maintenance easier and less costly.
4. Fuel efficiency: Turbocharged engines tend to be more fuel-efficient than naturally aspirated engines, resulting in lower fuel consumption and cost savings.
Cons of buying a 1997-2006 Audi A4, A6, VW Passat B5, B6, C5 with K03 turbocharger:1. Maintenance costs: While the parts are relatively affordable, the K03 turbocharger can require more frequent maintenance, such as oil changes and timing belt replacements, which can add up over time.
2. Complexity: These vehicles are known for their complexity, which can make DIY repairs difficult and potentially costly if not done correctly.
3. Depreciation: Older luxury vehicles, such as these Audi and VW models, tend to depreciate quickly, especially if they have been heavily modified.
4. Insurance: Modified vehicles often have higher insurance premiums due to the increased performance and potential for increased accidents.
Conclusion:The 1997-2006 Audi A4, A6, VW Passat B5, B6, C5 with K03 turbocharger is a reliable and capable vehicle with improved performance, but it comes with higher maintenance costs and increased complexity. If you're willing to invest in maintenance and are comfortable working with more complex vehicles, this could be a great option for you. However, if you're looking for a more affordable and low-maintenance vehicle, you might want to consider other options.
Recommendation:If you're set on this type of vehicle, I would recommend thoroughly inspecting the vehicle for any potential issues before purchasing, and ensuring that the previous owner has properly documented any maintenance performed on the turbocharger. Additionally, consider setting aside a budget for future maintenance and repairs to avoid any unexpected costs.
Audi Genuine OEM Original Factory Part. Fits 1996 to 2006 Audi A4,A6 VW Volkswagen Passat 1.8T B6 /B5 / C5 Sedan/Coupe/Sport back/Hatchback/Avaunt/Convertible model's. Working perfectly clean condition came off a 2002 Audi A4. Some vehicle fitments may vary like 2.0T engines and Golf GTI, Etta model's.
This came off of a 2002 Audi A4 quarto.