BlueSpark BMW X1 SDRIVE 18D 136PS 2.0 - Pro + Boost Diesel Turbo Tuning Module with Bluetooth £329.99 (F48)Plug and Play unit that connects to the fuel rail and boost sensors. This twin channel unit controls fuel and boost pressure in harmony. Helping to maintain near factory Air/Fuel Ratios and EGTs throughout the rev range. Engine Specific Software... Add to Cart