Oil Pressure Relief Valve

[scrappy]

Two links to the parts i am speaking of, any one ever use these when racing? i added a high volume oil pump gear onto my machine (from APE) and i saw this today. Will i need one of these if i am racing?

RPM Cycle - Oil Pressure Relief Valve - Suzuki - GSXR 750/1000/GSX 1300R Hayabusa 1999-2009/Billet/Up To 125psi @ High RPM

and

Orient Express - Billet Oil Pressure Relief Valve - Suzuki - GSX 1300R Hayabusa 1999-2007/GSXR 750 2000-2005/GSXR 1000 2001-2006