Increase engine performance and reduce fuel consumption and harmful emissions with SCA Petrol Injector Cleaner. Formulated to break down carbon deposits and clean injectors and carburettors in just one tank, SCA Petrol Injector Cleaner will help restore performance and acceleration while eliminating hard starting and rough running. SCA Petrol Injector Cleaner is safe to use in all EFI and carburetted petrol engines and can be safely mixed with all unleaded and ethanol blend fuels including e10.