Active Autowerke Gen 2 Signature Equal Length Mid-Pipe - G87 M2Experience the next evolution in exhaust performance with Active Autowerkes GEN 2 Equal Length Mid Pipe for the BMW G87 M2. Designed with precision engineering and our patented equal length technology, this mid pipe corrects the factory imbalance, delivering a smoother, more refined high rev exhaust note that truly embodies the spirit of BMW M. Now featuring specially developed resonators, the GEN 2 eliminates rasp and minimizes the 2k buzzing that