The OEM 09 Audi Q7 3.0 TDI Front Catalytic Converter is a high-quality product made by Volkswagen, designed for easy installation with bolt-on and weld-on connections. The catalytic converter features a ceramic substrate and stainless steel body, ensuring durability and efficiency in reducing emissions. Doner vehicle received delete+tune and had a mileage of 95k on the clock prior to removal.