PART# FT2001A ( 11 FL. per bottle ). bottles of Full Throttle COMPLETE FUEL SYSTEM CLEANER (Made in USA). Full Throttle® Complete Fuel System Cleaner aggressively treats key components – Combustion Chambers, Intake Valves, Ports and GDI Fuel Injectors with a proven, advanced formula containing Polyether-amine (PEA) for deep cleaning.