Factory B-Pipe Style Exhaust Manifold Yamaha billet can create far greater losses

can create far greater losses than most people realize

So many people want to put a trim system on their x2

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enhancing flow while minimizing internal volume

After installing the adapter:

Factory B-Pipe Style Exhaust Manifold Yamaha billet can create far greater lossesAfter a long search, were excited to finally offer these manifolds! Designed to run hotter for improved performance, this manifold does not feature cast in cooling. This approach has shown to yield better power results on the dyno for Yamaha engines, thanks to a tip from Tim Tynan. These manifolds fit the Yamaha 701 Superjet (61X) and 650 Superjet (6M6) engines. The header pipe hole measures 46mm, and the manifold opening is 45mm, with ample material