BG ISC® Induction System Cleaner (211E, 325ml) is the professional petrol induction service fluid used with BG ISC supply tools and adaptors. It cleans fuel injectors and removes baked-on carbon deposits from intake valves and combustion chambers in petrol enginesthe type of hard carbon that standard spray cleaners and pour-in additives cannot dissolve at their working concentrations. The BG ISC petrol induction service is the appropriate professional response to carbon-related drivability complaints on GDI, PFI and older carburetted petrol engines. By delivering ISC at full strength to the induction system under operating conditions, it achieves thorough deposit removal in a single service appointment, restoring throttle response, idle quality and combustion efficiency. The service is delivered through BG ISC supply tools and the correct adaptor for the engine type. The 325ml bottle provides the standard service dose. Contact PartsForMachines for guidance on ISC adaptor compatibi