Hallman Pro Manual Boost Controllers Variations:Hallman PRO Manual Boost Controller Purple The custom made solenoid coil

The custom made solenoid coil and valve are made specific to PERRIN specs

SPEC Stage 2 Solid Hub # SB002R

every single mating surface is precision machined for a leak-free finish and unbeatable fitment

SKU: 8750 1088R

Hallman Pro Manual Boost Controllers Variations:Hallman PRO Manual Boost Controller Purple The custom made solenoid coilHallman's Pro valve is machined out of billet aluminum and stainless steel pieces. This updated design does not use lock nuts or allen wrenches; simply turn the adjustment knob and it stays put. This eliminates overboosting as the knob cannot vibrate loose. INCLUDES: 3 ft. vacuum line, mounting bracket, mounting clamp, hardware packet and instructions. Hallman PRO Black MBC # PRO BK Hallman PRO Blue MBC # PRO BL Hallman PRO Purple MBC # PRO PU Hallman