FAST LSXHR 103mm Rectangle Port High-Ram Intake Manifold Chevy LS3 - 40+ PSI

The LSXHR 103mm Intake Manifold for LS3 Rectangular Port Applications is the industry's first polymer tunnel ram-style high ram intake manifold and is ideal for generating maximum power in boosted and naturally aspirated engines. Rated for up to 45psi of continuous pressure. Includes "tall" runner stacks medium and short runner stacks are also available. Average 30 HP gain between 5,000 and 7,500 RPM over competitors' high ram intake manifolds. Reversible top allows for forward- or firewall-facing throttle body installations. Two nitrous nozzle bosses per runner for clean and easy direct port system installations. Compound fuel injector angle aims spray pattern for ideal atomization, resulting in maximum power production and superior drivability.

*Can be used in boosted or naturally aspirated applications!