Fabspeed Valvetronic Controller Kit (FS.VC) 2504 The Active Autowerke Valved Rear

The Active Autowerke Valved Rear Axle-Back Exhaust is engineered exclusively for the BMW X3M (F97) and X4M (F98) to enhance the sound quality and performance of the stock exhaust system

Designed for second-to-none transmission control and stout performance

The License Plate Bracket includes all hardware and instructions for the G35 for a install that is quick and painless

Large 3x5 foot design

Fabspeed Valvetronic Controller Kit (FS.VC) 2504 The Active Autowerke Valved RearFabspeed's Valvetronic Controller Kit is an add on option for our Valvetronic Exhausts that have valve control in the vehicle from the factory. This kit allows on demand control of the valves in the Fabspeed exhaust independent of the vehicle mode and operation. Includes two key fobs and all necessary components for installation. For use with Fabspeed Valvetronic Exhaust systems only