fits model: A4, A6, S4, Allroad, Quattro. make: Audi. year: 1999–2004.

( Brand: Trans One ), ( Manufacturer Part Number: AU13 ), ( Part Type: Torque Converter ), ( Fitment Type: Performance/custom ), ( Country/region Of Manufacture: United States )
The AU13 transmission, specifically the 1999-2004 ZF5 HP19 model, is a high-performance automatic transmission system designed for various Audi models such as the A4, A6, S4, and Allroad Quattro. This particular transmission is equipped with either a 2.7L or 3.0L engine, providing a smooth and powerful driving experience.
The AU13 transmission features a torque converter, which is a hydraulically coupled device that allows the engine and transmission to operate at different speeds while providing a seamless power transfer. The ZF5 HP19 is known for its robustness and reliability, capable of handling high torque outputs and delivering quick and efficient gear changes.
The ZF5 HP19 transmission is a 5-speed automatic, featuring a multi-plate clutch that allows for smooth and precise shifts. It also includes a lock-up torque converter, which reduces power loss and improves fuel efficiency by eliminating the need for a conventional torque converter clutch.
The AU13 transmission is also equipped with a sophisticated electronic control unit (ECU), which allows for advanced control over shifting, fuel economy, and engine performance. This ECU communicates with various sensors throughout the vehicle, such as engine speed, throttle position, and vehicle speed, to ensure optimal performance and fuel efficiency.
In summary, the 1999-2004 ZF5 HP19 AU13 transmission is a high-performance automatic transmission system designed for various Audi models. It features a torque converter, a 5-speed automatic gearbox with a multi-plate clutch, and a lock-up torque converter for improved efficiency. With its robust design and advanced electronic control system, this transmission provides a smooth and powerful driving experience, making it a popular choice for Audi enthusiasts.
Pros of buying a 1999-2004 Audi A4, A6, S4, Allroad, or Quattro with the 2.7L or 3.0L V6 and AU13 ZF5HP19 torque converter automatic transmission:1. Reliability: The AU13 ZF5HP19 transmission is known for its durability and reliability. It has a reputation for lasting a long time with proper maintenance.
2. Smooth operation: The torque converter automatic transmission provides a smooth, effortless driving experience, especially at high speeds and during acceleration.
3. Wide range of models: The A4, A6, S4, Allroad, and Quattro are widely available, making it easier to find a good used car with the desired features and condition.
4. Power and performance: The 2.7L and 3.0L V6 engines offer a good balance of power and fuel efficiency, making these cars suitable for daily driving and longer trips.
Cons of buying a 1999-2004 Audi A4, A6, S4, Allroad, or Quattro with the 2.7L or 3.0L V6 and AU13 ZF5HP19 torque converter automatic transmission:1. Maintenance costs: The AU13 ZF5HP19 transmission requires regular maintenance, including fluid changes and filter replacements. Failure to maintain the transmission can result in costly repairs.
2. Fuel consumption: The V6 engines, while powerful, are not as fuel-efficient as some modern engines. This can result in higher fuel costs over time.
3. Complexity: The AU13 ZF5HP19 transmission is a complex piece of machinery that requires specific tools and knowledge to repair or maintain. This can make DIY repairs challenging for some owners.
4. Limited performance mods: The AU13 ZF5HP19 transmission is not as conducive to performance modifications as manual transmissions or some other automatic transmissions.
Conclusion:The 1999-2004 Audi A4, A6, S4, Allroad, and Quattro with the 2.7L or 3.0L V6 and AU13 ZF5HP19 torque converter automatic transmission offer a reliable, smooth, and powerful driving experience. However, they require regular maintenance and can be expensive to repair if not properly maintained. If you are looking for a daily driver with good performance and reliability, this car may be a good fit for you. If you are looking for a car with lower maintenance costs or more performance modifying potential, you may want to consider other options.
Recommendation:If you are interested in buying a 1999-2004 Audi A4, A6, S4, Allroad, or Quattro with the 2.7L or 3.0L V6 and AU13 ZF5HP19 torque converter automatic transmission, it is important to do your research and inspect the car thoroughly before making a purchase. Look for signs of maintenance neglect, such as leaks or worn-out components. Consider getting a pre-purchase inspection from a qualified mechanic to ensure the car is in good condition. With proper maintenance and regular servicing, this car can provide a reliable and enjoyable driving experience for many years to come.
Finally, all of our converters are spin-checked using input shaft.
All claims for labor and any other consequential damages will not be honored. All of our converters are checked for runt. With ZF5HP19 Transmission specifications:diameter: all of our converters are pressure tested to prevent leaks.
All lockup surfaces are machined for smooth surface. All of our converters are balanced for vibration.
This listing is for remanufactured ZF5HP19 Audi A4 A6 S4 Allroad Quattro Each part is machined for smoothness cleanness.
0l torque converter common applications: Audi A4 A6 S4 Allroad Quattro We tog many of our converters as a standard procedure. 25 mount: 3 nuts pads spline 27 lockup: yes each part goes through 5-steps quality inspection.