Need a replacement catalytic converter for your 2012 Mercedes-Benz E63 AMG? MagnaFlow offers high-quality catalytic converters engineered for 2012 Mercedes-Benz E63 AMG sub-models and engine sizes. We combine efficient design and state-of-the-art manufacturing to meet or exceed required emissions standards. Select your 2012 Mercedes-Benz E63 AMG requirements and state vehicle registration to buy the best E63 AMG catalytic converter online that fits your '12 E63 AMG and meets your state’s emissions compliance.