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Alpha Series Headers also feature the smallest possible primary tubes required to achieve optimum overall and peak power
Extremely high coefficient of friction makes HP Plus the perfect upgrade over stock for high performance streetcars used in autocross competition or that experience repetitive
This innovative internal wastegate bracket keeps the wastegate locked down tight with the ability to adjust the length of the bracket
which results in additional cylinder pressure and more torque but without compromising valvetrain longevity
No clearcoat will ever applied by us to hide imperfections or correct blemishes commonly associated with Polyester resin like everyone else in the industry
Speedfactory Thermal Intake Gaskets - H/F Series Civic EF9 (vtec) Alpha Series Headers also featureSpeedfactory Thermal Intake Gaskets H F Series SpeedFactory Racing Thermal Intake Manifold Gaskets are designed to be used as a direct OEM replacement for everything from street cars to full on drag racing applications. Our gaskets are reusable and significantly reduce the transfer of heat from the head to the intake manifold reducing intake air temps and thereby producing more power! After years of using other thermal gaskets, we were not satisfied
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