supply of kit.. gasket - aftercooler changeout to emd pt no 9580722 consist of 3 items-1) gasket..aftercooler piping to emd pt no 40010542 =3 nos. 2) gasket.. air duct to aftercooler to emd pt no 40040012(replaces to emd pt no 9570602) = 1 no. 3) gasket.. aftercooler inlet pipe to water manifold to emd pt no40010838 =1 no.