The BMW OEM Dual Resonator Silencer Exhaust Muffler is a direct replacement part specifically designed for the 2017-2019 BMW 340i, 440i, 540i, and M240i models. It features a silver color and a 3-inch outlet diameter, making it a perfect fit for those looking to replace their current muffler with a high-quality, OE/OEM part. This muffler is a genuine BMW product, ensuring a perfect fit and optimal performance. Additionally, it is designed with a weld-on mounting style for easy installation and is compliant with California Prop 65 regulations for safety.