1Full control over exhaust valve control at the touch of a steering wheel button. 2The valve control allows you open/close exhaust valve at any time and instantly. 3The exhaust valve control module is a complete plug?n?play controller, allows you to remotely open and close the vacuum operated exhaust valve. 4Easy 30-minute installation process with no wire cutting, completely removable at any time. 5Even on cold starting, flaps can be opened (not possible with OEM/M?Menu). Compatible with all exhaust systems (OEM or aftermarket) that retain the factory E.V.C control. 6The drivers uses this valve to control sound when premium performance is not needed. 7When the valve is closed, the exhaust is in quiet mode. When fully opened, the exhaust system is in maximum flowing mode and therefore the sound of your exhaust is louder.1 xExhaust Valve Control1 xConnect LineConditon: 100% Brand New_x005F_x000D_Item Type: Exhaust Valve Control_x005F_x000D_Material: Steel Alloy_x005F_x000D_Color: As Pictures Shown_x005F_x000D_Fitment: _x005F_x000D_Fit for E82/E88 1-Series (2004-2012) _x005F_x000D_Fit for F2X 2-Series 2014+ _x005F_x000D_Fit for F3X 3-Series 2012+ _x005F_x000D_Fit for F3X 4-Series 2014+ _x005F_x000D_Fit for F1x 5-Series 2011+ _x005F_x000D_Fit for F8X M3/M4 2015+ _x005F_x000D_Also could fit other car _x005F_x000D_Fit for Honda_x005F_x000D_Fit for Ford_x005F_x000D_Please check the size before order 1Full control over exhaust valve control at the touch of a steering wheel button. 2The valve control allows you open/close exhaust valve at any time and instantly. 3The exhaust valve control module is a complete plug?n?play controller, allows you to remotely open and close the vacuum operated exhaust valve. 4Easy 30-minute installation process with no wire cutting, completely removable at any time. 5Even on cold starting, flaps can be opened (not possible with OEM/M?Menu). Compatible with all exhaust systems (OEM or aftermarket) that retain the factory E.V.C control. 6The drivers uses this valve to control sound when premium performance is not needed. 7When the valve is closed, the exhaust is in quiet mode. When fully opened, the exhaust system is in maximum flowing mode and therefore the sound of your exhaust is louder.1 xExhaust Valve Control1 xConnect Line