A-R53081-AI Gasket, Intake Manifold to IntercoolerOne New Aftermarket Replacement Intake Manifold to Intercooler (Aftercooler Housing) Gasket Fits John Deere Diesel Engines This aftermarket replacement aftercooler housing gasket seals the connection between the intake manifold and intercooler (aftercooler) on Fits John Deere 6 cylinder diesel engines. A proper seal at this joint is critical for maintaining charged air pressure and preventing boost leaks that can lead to power loss and increased fuel