Audi B9 S5/S4 V6 3.0T 2018~ (EA839) 

The exhaust downpipe for Audi B9 S5/S4 V6 3.0T 2018~ (EA839) is designed to enhance the performance and sound of the vehicle. Made from high-quality materials, this downpipe offers improved airflow and reduced backpressure, resulting in increased horsepower and torque. The downpipe features a smooth and mandrel-bent design, ensuring optimal exhaust flow and minimizing restrictions. This allows the engine to breathe more freely, leading to improved throttle response and overall engine performance. Additionally, the downpipe is equipped with a high-flow catalytic converter, which helps to reduce emissions while still providing an aggressive and sporty exhaust note. The catalytic converter is designed to withstand high temperatures and is built to last, ensuring long-term durability. Installation of the downpipe is straightforward and can be done by a professional or experienced DIYer. It is a direct fit replacement for the factory downpipe, requiring no modifications to the exhaust sy…