The crossover pipe is there for a purpose. It mainly improves scavenging of the burnt gasses = more efficient fuel burn = more power ... they didn't just do it for freer flow (but that extra flow also helps the power gains).
Cheers, Richard
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09 America, Staintune Pipes, K&N, Breathe, Hagon Nitros, AI & O2 removed, tune 20184 (modified), MTX-L a/f gauge
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