A gas turbine engine system comprising: a gas turbine engine, the gas turbine engine including a compressor , a combustor , a gas turbine , the combustor including a plurality of late lean fuel injectors supplied with secondary fuel to an interior of the combustor ; a wash system configured to be attached to and in fluid communication with the plurality of late lean fuel injectors of the combustor , the wash system including: a water source supplying water ; a first fluid source supplying a first fluid, the first fluid providing vanadium ash and vanadium deposit mitigation and removal from internal components of the gas turbine ; a mixing chamber in communication with the water source and the first fluid source; a water pump configured to pump the water to the mixing chamber ; a first fluid pump configured to pump the first fluid to the mixing chamber ; a fluid line configured to be in fluid communication with the mixing chamber and at least one of the plurality of late lean fuel injectors such that a fluid from the mixing chamber including the water , the first fluid, or a mixture thereof is injected into the combustor at at least one of the plurality of late lean fuel injectors , wherein the mixture is injected while the gas turbine engine is on-line. a gas turbine engine, the gas turbine engine including a compressor , a combustor , a gas turbine , the combustor including a plurality of late lean fuel injectors supplied with secondary fuel to an interior of the combustor ; a wash system configured to be attached to and in fluid communication with the plurality of late lean fuel injectors of the combustor , the wash system including: a water source supplying water ; a first fluid source supplying a first fluid, the first fluid providing vanadium ash and vanadium deposit mitigation and removal from internal components of the gas turbine ; a mixing chamber in communication with the water source and the first fluid source; a water pump configured to pump the water to the mixing chamber ; a first fluid pump configured to pump the first fluid to the mixing chamber ; a fluid line configured to be in fluid communication with the mixing chamber and at least one of the plurality of late lean fuel injectors such that a fluid from the mixing chamber including the water , the first fluid, or a mixture thereof is injected into the combustor at at least one of the plurality of late lean fuel injectors , a first fluid source supplying a first fluid, the first fluid providing vanadium ash and vanadium deposit mitigation and removal from internal components of the gas turbine ; a mixing chamber in communication with the water source and the first fluid source; a water pump configured to pump the water to the mixing chamber ; a first fluid pump configured to pump the first fluid to the mixing chamber ; a fluid line configured to be in fluid communication with the mixing chamber and at least one of the plurality of late lean fuel injectors such that a fluid from the mixing chamber including the water , the first fluid, or a mixture thereof is injected into the combustor at at least one of the plurality of late lean fuel injectors , wherein the mixture is injected while the gas turbine engine is on-line. <EOS>