ProOPR Rising Rate Turbo Oil Pressure Regulator SL4 you can be sure that

you can be sure that your Turbosmart BOVs will perform optimally and last longer than ever

meaning cost-effective insurance for your hi-performance and motorsport turbocharger system

VSR speed balanced

This Product is a PCMTec Parameter file which provides you with a great base file to help your ZF handle more torque

ProOPR Rising Rate Turbo Oil Pressure Regulator SL4 you can be sure thatTurbosmart ProOPR is a rising rate oil pressure regulator for your turbocharger. The ProOPR is boost referenced, not unlike your fuel pressure regulator and allows lower oil pressure at lower boost pressures and increases oil supply pressure to the bearing system at higher boost levels. This is designed for large turbocharger systems and high boost levels where the additional pressure and confidence is required at high boost, high shaft speed and