Oppenheimer raised its rating on O'Reilly Automotive Inc to Outperform from Perform and raised the price target of AutoZone, Inc. shares by $100 to $900, saying that it sees the auto parts retail space represents a clear "bright spot" in the current environment. According to Oppenheimer, key factors helping the sector include: a) higher miles driven; b) a still aging US auto fleet; and c) improving prospects for lower-income consumers.