MFF-02 Magnesium Wheels S4 / S5 3.0T (B9) Our Valvetronic technology offers a

Our Valvetronic technology offers a dynamic system that delivers both power and dynamic valve control to the driver's seat

Although this is an exaggerated description

while the muffler internals were designed to specifically attack power gains and create our trademark F1 sound

so the sound and audio are restricted

MFF-02 Magnesium Wheels S4 / S5 3.0T (B9) Our Valvetronic technology offers aForged Magnesium Magnesium is the lightest structural metal available by far and it shows lower density, higher specific strength and exceptional machinability. 30% lighter than forged aluminum by volume 12% specific strength* stronger than aluminum High damping capacity Eco friendly and recyclable Innovation Magnesium wheels are usually applied to race cars, and it can reduce unsprung mass, shorter braking distance, faster acceleration, and improve