Active Autowerke Gen 2 Signature Equal Length Mid-Pipe - BMW / G80 M3 / G82 M4 GIORGIO MARIANI These ultra high flow catalytic

These ultra high flow catalytic converters outperform stock converters and provide a reliable solution to the most common catalytic converter problems

Looking to increase your V10's power output

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We love the pretty marbled effect of the large stone charm

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Active Autowerke Gen 2 Signature Equal Length Mid-Pipe - BMW / G80 M3 / G82 M4 GIORGIO MARIANI These ultra high flow catalyticAfter 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