fits model: A4, Turbo. make: Audi. year: 1999–2006.

( Manufacturer Part Number: 058-145-703N ), ( Part Type: Charger ), ( Ipn: 321-53288 ), ( Fitment Type: Direct Replacement ), ( Modified Item: No ), ( Manufacturer Warranty: Unspecified Length )
The Audi 058 145 703N is a high-performance turbocharger specifically designed for the Audi A4 models manufactured between 1999 and 2006, equipped with the 1.8T engine and the M08S9 engine code. This turbocharger is an essential component of the vehicle's engine system, responsible for boosting the engine's power output and improving overall performance.
The Audi 058 145 703N turbocharger features a compact and robust design, with a compact turbine and compressor housed within a single, seamless casing. This design reduces the overall size and weight of the turbocharger, improving overall engine efficiency and reducing exhaust gas backpressure. The turbocharger's compressor wheel is made of high-quality, heat-resistant materials, ensuring efficient air compression and reducing the risk of overheating.
The Audi 058 145 703N turbocharger is also equipped with a precision-engineered ball bearing system, which ensures smooth and quiet operation, even under high RPM and boost pressure. The bearings are designed to withstand the rigors of high-performance driving, reducing the risk of failure and ensuring reliable performance over time.
The turbocharger is also equipped with a wastegate valve, which regulates the exhaust gas pressure and prevents overboosting. This ensures that the engine operates within safe parameters, reducing the risk of damage and improving overall reliability.
The Audi 058 145 703N turbocharger is a high-quality, OEM-grade replacement part, designed to fit and function exactly like the original equipment. It is engineered to meet the highest standards of quality and performance, ensuring that your Audi A4 1.8T continues to perform at its best.
In conclusion, the Audi 058 145 703N is a high-performance turbocharger designed for the Audi A4 1.8T models. It features a compact and robust design, precision-engineered bearings, and a wastegate valve, ensuring smooth and reliable operation. As a high-quality OEM replacement part, it is a reliable and cost-effective solution for maintaining the performance and reliability of your Audi A4 1.8T.
Pros of buying Audi 058 145 703N 1999-2006 A4 Turbocharger (M08S9):1. Improved Performance: The turbocharger will significantly enhance the engine's power output, providing a noticeable boost in acceleration and overall performance.
2. Fuel Efficiency: Turbochargers can improve fuel efficiency by allowing the engine to run at a leaner fuel-air mixture, reducing the amount of fuel needed to generate the same level of power.
3. Wide Power Band: Turbochargers can provide a wider power band, meaning the engine delivers consistent power across a broader range of RPMs, improving overall drivability.
4. Reliability: Audi is known for its high-quality components, and the M08S9 turbocharger is no exception. With proper maintenance, it should provide reliable service for many miles.
Cons of buying Audi 058 145 703N 1999-2006 A4 Turbocharger (M08S9):1. Cost: Turbochargers can be expensive to purchase and install. The cost can vary greatly depending on the condition of the unit and the labor required for installation.
2. Complexity: Turbochargers are complex systems with many moving parts. They require regular maintenance to ensure proper operation and to prevent issues from developing.
3. Performance Issues: If not properly tuned or maintained, a turbocharger can lead to performance issues such as lag, boost pressure fluctuations, and overheating.
4. Potential Damage: Poorly maintained turbochargers can lead to engine damage due to oil contamination or overboosting.
Recommendation:Buying an Audi 058 145 703N 1999-2006 A4 Turbocharger (M08S9) can provide significant performance improvements, but it also comes with additional costs and complexities. If you're considering this upgrade, it's crucial to weigh the benefits against the potential drawbacks and ensure you have the necessary resources for maintenance and upkeep.
If you decide to proceed, consider purchasing a high-quality, reconditioned turbocharger to ensure reliability and longevity. Proper installation is also crucial, so consider hiring a professional mechanic with experience in turbocharger systems. Regular maintenance, including oil changes, filter replacements, and boost pressure checks, will help keep your turbocharger running smoothly and prevent potential issues.
In conclusion, while the Audi 058 145 703N 1999-2006 A4 Turbocharger (M08S9) can provide a significant performance boost, it's not a decision to be taken lightly. Proper research, planning, and ongoing maintenance are essential to ensure you get the most out of your investment.
Most electronic parts are not plug and play. PASSAT 01-03 1.8L. Please also use the pictures to ensure a proper fit. Shipping is via USPS or UPS.
AUDI A4 01-04 1.8L. This 1999 2000 2001 2002 2003 2004 2005 2006 AUDI A4 Turbocharger is in overall good condition