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02-05 Subaru Impreza WRX / STI EJ20 EJ25 Short Runner Turbo Intake Manifold
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Description
02-05 Subaru Impreza WRX / STI EJ20 EJ25 Short Runner Turbo Intake Manifold
The primary function of the intake manifold is to evenly distribute the combustion mixture (or just air in a direct injection engine) to each intake port in the cylinder head(s). Even distribution is important to optimize the efficiency and performance of the engine. It may also serve as a mount for the carburetor, throttle body, fuel injectors and other components of the engine.
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