Active Autowerke Signature Equal Length Mid-Pipe - BMW G87 M2 Add additional resonator?:Gen 2 Equal Length Midpipe only Durable construction from TIG welded

Durable construction from TIG welded 304 stainless steel

and stamped all by hand

Single-pipe design eliminates cheap weed-eater sound from factory exhaust

Specific Software available for Active Autowerke CAIS

Active Autowerke Signature Equal Length Mid-Pipe - BMW G87 M2 Add additional resonator?:Gen 2 Equal Length Midpipe only Durable construction from TIG weldedAfter extensive research and development, ACTIVE AUTOWERKE has announced GEN 2 of our EL midpipes. We worked with our factories to create specially developed RESONATORS that remove rasp from the exhaust tones with minimal change in the volume of the sound. A side benefit is that this also resulted in a reduction in the "2k buzzing" annoying to some BMW owners as well as a reduction in the cold start rattle from the factory. GEN 2 will replace the