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FAST LSXHR 103mm intake manifold for GM LS cathedral port engines is built for boosted and naturally aspirated applications and optimized for power from 5,000–7,500 RPM. It ships with tall removable velocity stacks, custom fuel rails, and a reversible top for forward or firewall throttle body placement. Polymer construction reduces heat soak, and the design supports up to 45 psi continuous boost.
FAST Intake Manifold LSXHR LS1/2/6 (Cathedral Port)
