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Manifolds Vs. Headers - Exhaust Dyno Blast! A Heads-Up Dyno Blast On Manifolds Versus Headers By Hedman HOT ROD StaffWriterJun 01, 2001 See All 6 Photos ...
Getting spent exhaust out of the C6 Z06's massive 427 is no easy task, so ARH's LS7-specific headers utilize race-inspired technology to greatly improve on the stock manifolds.
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