The EBC 01-07 BMW 330 3.0 (E46) USR Slotted Rear Rotors are designed to provide superior braking performance on BMW 330 3.0 (E46) vehicles. These rotors feature a unique slotted design that improves cooling and reduces brake fade. The slots also help to remove dirt, dust, and debris from the brake pad surface for improved stopping power. The rotors are made from a high-grade cast iron and feature a zinc coating for rust prevention. They are also designed to be direct fit replacements for the stock rotors, making installation easy.