These replacement blow of valve springs are specificallydesigned to fit inside the Aeroflow Performance 50mm blowoff valves. Both of our Aeroflow Performance blow off valves feature a 11psi spring from out of the box. If you wish to change this spring, weoffer either a softer 6 psi for turbo setups or a 2 psi spring designed for supercharger options.

Blow Off Valve Spring
2 PSI Suit Supercharger Application
SKU AF59-2150
Brand AEROFLOW
Shipping Weight 0.0500kg

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