Enhance the performance of your BMW X3M X4M with the SPIDER Titanium Alloy Exhaust Catback System. This high-quality system is designed to provide a sleek and stylish look to your vehicle while improving its exhaust system. Made with durable materials, this system is built to last and withstand all weather conditions. The SPIDER Titanium Alloy Exhaust Catback System is the perfect addition for any BMW X3M X4M owner looking to upgrade their vehicle's exhaust system. With its rear placement on the vehicle, this performance part is sure to provide a smooth and comfortable ride. Purchase with confidence knowing that this system comes with a 1-year warranty and is made in China.