To harvest the full potential of the M3/M4 engine, Armytrix utilizes quality T304 stainless steel, forged with the most advanced technologies and by the highest standard, to build our valvetronic exhaust. Meticulously engineered, the system handles an increased volume with ruthless efficiency. The refinement and amplification of power and sound alter the entire identity of the vehicle. Upgrades to HP and torque provide more freedom than ever and the auditory sensation throughout the rev range will have your adrenaline pumping to the beat of the car. Technology-wise, keep up with the rapidly evolving world or risk being on the list of the extinct. Arm yourself with our revolutionary road tech for a smarter driving experience. The valvetronic system introduces a new dimension of versatility; never compromise between sound and stealth. The ARMYTRIX exclusive OBDII dongle system reduces the installation time by 50%! With clear displays and user-friendly controls, navigate through our smartphone app to attain an insightful look into the vehicle’s real-time operational status and complete control over the valve settings. Stay Connected, Stay Ahead of the Pack. Performance-wise, deviate from the routine path; go on an adventure down the road less traveled. Let the ARMYTRIX kickstart the real automotive experience.