Hi Anthony, Thank you for bringing to our attention the Fog Light Trim that did not fit your vehicle. Based on our records, the Fog Light Trim will fit a 2011 Mercedes Benz E350, without AMG Styling Package, with Daytime Running Light. Our website specifically provided said description and/or fitment details on the part itself. May we know if your vehicle is without AMG Styling Package or with Daytime Running Light? Is you vehicle a 4-Door or 2-Door? Moreover, our products are produced by certified ISO9001:2000 and QS9000 facilities that produce precision OE components. We use the same manufacturers as many famous US brands. Nevertheless, we will relay your feedback to our supplier so they can investigate further and improve where it's needed. Please reply to the email we sent so we can process the necessary. Thank you.