0-30PSI Turbo MBC Manual Boost Controller Kit Blue with 52mm Boost Gauge
(Boost Gauge Size: approx.5.7x5.5cm(2.24x2.17")(DxH). 1 x Boost Gauge. 4) Light on the dial for easy reading in the darkness. 6) Adjust to increase turbo pressure. 3) Numbers and pointer clearly show the pressure.