SST Valve Controller | BMW F8X/F9X/G8X (Dual Valves) Charge Pipe H&R Sport Springs are the

H&R Sport Springs are the ideal solution for the enthusiast who appreciates race-bred components designed for street use

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SST Valve Controller | BMW F8X/F9X/G8X (Dual Valves) Charge Pipe H&R Sport Springs are theThis plug and play control unit gives you the option to open or close the exhaust flaps as you wish. The control unit works without any problems with the standard exhaust system. The effect is even stronger in combination with a sports exhaust system. Please inform yourself in advance about the legal regulations applicable in your country for the installation of flap controls! Origin: Made in Germany Installation location: either in the trunk of your