Tomei Oil Pan Baffle Plate Type R. Protects the engine under the strong G force on track! During hard acceleration, deceleration and cornering, the sudden change in inertial forces will cause the oil to jump and move around too much. When this happens, the oil can move away from the oil pickup, which then in turn cuts oil supply to the engine. The TOMEI baffle plate is designed to prevent this problem from happening especially when the car is used for competition use. Notes: This