E46-R ExtendedE46 R Extended: An extended version of the original E46 R shroud, for those who believe that size does matter. Inspired by the BMW E46, enhanced for retrofitters. Compared to the standard E46 R, The "Extended" version is 10mm taller in overall height and has the dimples arrayed around it's face in a full circle. In Comparison: Don't make the mistake of thinking all shrouds are created equal. Even though less expensive alternatives may be available