Genuine OEM Volkswagen Mounting Stud, part number 07C253090B. This mounting stud is used to secure exhaust system components, such as catalytic converters or exhaust pipes, to the vehicle. It is part of the exhaust system assembly. Made from high-strength, corrosion-resistant material. Genuine OEM mounting studs are precisely threaded and manufactured to withstand the heat and vibration of the exhaust system, ensuring a secure and leak-free connection.