MuchBoost RNC-RS Upgraded Turbocharger with a Custom Billet Compressor Wheel and High-Flow 9 Blades Turbine Wheel. It is based on an original KKK Turbocharger, which means that the installation is 100%P&P. The turbocharger is meant to work with Ford Focus RS MK2 with the RNC-RS 305HP engines. The turbo delivers up to 167% power (185 extra HP) […]