A Regulator used to regulate Exhaust Back Pressure. An Actuator used for opening and closing the Exhaust Control Valve in an Exhaust system.
Exhaust Back Pressure RegulatorExhaust Control Valve Actuator
Fits M2, M3, M4, M5, M8, M8 Gran Coupe, X4, X5, X6
2019-21. 3.0 LITER, W/M4. 4.4 LITER TWIN TURBO, W/M MODEL, 2020-23. 4.4 LITER, W/M MODEL. M, M COMPETITION, 2020-23. M, M COMPETITION, M. W/M MODEL. W/M3. W/M5. W/M8. W/M8, to 08/2020.