GrimmSpeed Stage 1 Power Package Subaru WRX 2008-2014 vendor_Cosmis Wheels the MPR is the only

the MPR is the only regulator on the market that can be floor mounted

ISR Performance Steel braided clutch line with CNC machined fittings

Now you can track your boost as you modify your ride

inverted shock design on most applications

the Belt Drive EFI Regulator is suitable for engines making up to 4

GrimmSpeed Stage 1 Power Package Subaru WRX 2008-2014 vendor_Cosmis Wheels the MPR is the onlyThe GrimmSpeed Stage 1 Power Package is an excellent place to start when modifying your 2008 2014 Subaru WRX. The upgraded GrimmSpeed 3 Port Boost Control Solenoid offers more accurate and more responsive boost control and is a must when having your vehicle professionally tuned. The GrimmSpeed Intake adds an additional performance increase by reducing pre turbo restriction, which allows your turbo to build boost more quickly and more efficiently. It's