The new GReddy Profec boost controller, arguably the most compact and advanced electronic controller on the market. Head unit is 89mm (w)x36.5mm (h) functions include Color LED Display built in Boost gauge (kPa or PSI) 3 display types - Numeric, Bar Graph, & Map Graph Intuitive Control Screen and Dial control 2 preset setting, LO & HI, with 3rd timed Scramble boost setting (Lo. & Hi.) Set % - to increase boost (higher number, higher the boost over base boost level) Gain % - wastegate response adjustment Start Boost - initial boost response adjustment Warning point, warning limiter, peak-hold/Last boost compatible with both actuator style and external wastegate style turbo systems revised compact boost solenoid Separated Display/Control Unit and Sensor Unit, for easy install Integrated 300kPa (43.5psi) - high performance boost pressure sensor within the Sensor Unit Includes adjustable mounting bracket Price is landed UK and includes mainland UK delivery and 20% VAT (50 pence piece pictured is not included)