Description
Engine Oil Carbon Cleaner Additive Remove Carbon Deposit Inside Engine Cylinder Below Piston Ring, Other Carbon Deposit Cleaner Only Spray And Cllean Combustion Chamber On Top Of Piston Ring.Non-corrosive Formula Will Not Harm Engine Parts, Seal, Packing, Piston Rings, Safely Remove Engine Cylinder Carbon Deposit Without Taking Apart Engine.Use One Bottle For 4 Cylinder Engine, Two Bottles For 6 To 8 Cylinder Engine.For Semi Truck Diesel Engines, Use Up To 8 Bottles For Best Cleaning Result And Protection