One Shot Concentrated Fuel System Cleaner provides all the features of PT5 Plus Petrol Treatment plus it can provide these more quickly.
When used as directed, One Shot Concentrated Fuel System Cleaner can

• improve fuel economy,
• reduce exhaust emissions (HC, CO and NOx),
• reduce engine octane requirement,
• restore lost power,
• improve drivability by reducing or eliminating engine hesitation, rough idling, and engine surge,
• clean valves, combustion chambers, ports, manifolds, carburetors and fuel injectors,
• reduce or eliminate ignition knock,
• reduce or eliminate engine run-on,
• reduce or eliminate valves sticking,
• prevent spark plug fouling and,
• eliminate central port injection (CPI) sticking.