Valvetronic E46 M3 Valved Sport Exhaust psm style carbon fiber side skirts Active Autowerke decided to leverage

Active Autowerke decided to leverage our expertise in having already developed a single mid-pipe system for the F-series M cars and devoted our R&D resources into developing the mid-pipe solution which you see here

and Turbosmart

we suggest closing gap to

The REMUS Axle-Back sport exhaust L/R (without tips)

Stock hydro-formed 80mm piping is replaced by 3

Valvetronic E46 M3 Valved Sport Exhaust psm style carbon fiber side skirts Active Autowerke decided to leverageAt last, we are bringing the valved capability to the E46 M3 platform. Our 8 month development process has led us to a design that gives an unparalleled sound experience. S54 has never sounded so good. Constructed of brushed T304 stainless steel or available in titanium, this valved section 3 connects to any section 2 and replaces the heavy suitcase muffler. When the Valve is open the true E46 M3 S54 sound experience is unlocked with an incredibly raw