Audi S1 Boost Hose Kit Colour:Blue so it only opens as

so it only opens as much as required to get the job done (the factory valve simply opens and shuts

Testing during steady-state driving yielded coolant temperature drops of 10°F (5

with anodised heads (latches) and stainless studs

Stainless steel or plated screws

then remapped with Amd stage1 Remap & then dyno'd again

Audi S1 Boost Hose Kit Colour:Blue so it only opens asA 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