Dual Piston Blow Off/Dump Valve Colour:Black This diaphragm is for the

This diaphragm is for the larger body

Mega Flex straight hoses are 1 metre in length

Layers of reinforcing fabric: 4

expansion tank lower top hose

Our valve uses full billet alloy construction with a piston based internal design that provides for significantly improved reliability over the OEM valves along with lightning fast response

Dual Piston Blow Off/Dump Valve Colour:Black This diaphragm is for theSuitable for most turbo cars with an Air Flow Meter. Made from billet aluminium, this atmospheric diverter valve dumps the charge air to atmosphere creating the "Whoosh" sound when the throttle is lifted. This increases both quicker throttle response and higher clamping load to maintain boost pressure more reliably. Unlike single piston or diaphragm diverter valves, this uses counter balanced springs and dual pistons to prevent the valve from leaking