3-Inch Performance Downpipe with High-Flow Catalytic Converter

Constructed with durability and performance in mind, this downpipe features 3-inch T304 stainless steel mandrel-bent tubing, T316 stainless steel flanges, and a corrugated stainless steel flex section. The TIG-welded fabrication ensures robust construction, while the integrated 200-cell high-flow metallic catalytic converter and flow-matched transitions are designed to maximize performance and airflow. The downpipe also includes an OEM-inspired catalytic converter heat shield to protect the exhaust tunnel from radiant heat. Hardware such as V-Band exhaust clamps, an adapter, and seal rings are included for a complete installation. This downpipe is recommended for use with Stage 2 software. The unit carries a brushed matte finish and features an individualized serial production plate for authenticity.