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The internal surface of the hose is completely smooth and unobstructed and the internal volume of this hose has been increased to provide the highest level of airflow at all points within the power band
Exhaust Sound Example - Audi RS3 (8Y) Valved GPF-Back Exhaust
The Forge silicone hoses in this kit are Fluorosilicone lined to prevent oil vapour penetration throughout the inner hose wall
Cobra Sport Sales Manager Matt Thomas commented
This valve can be installed in combination with the OEM valve
Audi S1 Boost Hose Kit Volkswagen > Golf > MK5 > 1.4 Turbo The internal surface of theA set of four silicone boost hoses for the Audi S1. Forge Motorsport design these hoses so they can withstand pressures that can be experienced on tuned and re chipped engines. They will long outlast the original hoses and with our limited lifetime warranty on all Forge products, you can be sure these hoses won't let you down. This set of hoses are available in red, blue or black meaning you can find the perfect colour to match your car. Simply select
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