One Way Valve Ford > Focus > Mk2 2004-2010 > RS making the Forge cast version

making the Forge cast version a much freer flowing and efficient unit

Capable to 600HP (with uprated spring kit)

Put the credit card sized bottle opener in your wallet or purse so you can still open that beer (or non-alcoholic beverage) when you forget your keys…

This part will enhance the sound of the turbo spooling and improve response due to its sleek single billet design that eliminates the restriction and turbulence caused by the OEM part

for detailed instructions

One Way Valve Ford > Focus > Mk2 2004-2010 > RS making the Forge cast versionAn all new one way valve has been designed specifically for vehicles that have supercharger or turbo conversions, with 13mm fittings. It is fitted in line, between the manifold and brake servo, to prevent positive boost pressure entering the brake servo. The brass billet piston and the aluminium billet body means it can withstand over 43 pounds per square inch. This simple affordable solution ensures your brakes will always work and that your brake