Valve Small Spring Tuning KitThis kit contains a range of springs suitable for tuning many Forge Motorsport products. This kit can also be used in combination with our FMDVTUN spring kit for the tuning of our twin piston atmospheric blow off valves. Four springs are included within the kit. Valve Spring Colour Coding: The weakest spring is GREEN, followed by YELLOW, BLUE, and RED which is the strongest. Depepending on the supplied original fitment, this represents an increase of

Vehicle specific

Volkswagen Eos (2006-2016)

leading to a boost leak

These actuators are built with a Blue coded spring as standard

89mm Elbow 45°

Koni Sport 10mm

it cannot be adjusted for higher boost levels

This product is built with a predetermined actuator spring suitable for

this atmospheric diverter valve dumps the charge-air to atmosphere creating the "Whoosh" sound most commonly associated with rally cars when the throttle is lifted

The valve has been specially designed for this vehicle and uses twin springs and dual pistons to prevent the valve from leaking air into the intake system at idle with a 12mm inlet to ensure a faster air velocity so that it sounds fantastic

Diaphragm sealed internals are the default selection for this actuator product but customers now have the option of piston sealed internals

Made from billet aluminium for durability