How do you change intake manifold on 2000 Toyota Tundra 4.7?

To change the intake manifold on a 2000 Toyota Tundra 4.7, first, disconnect the battery and remove any components obstructing access, such as the air intake and throttle body. Next, carefully detach the intake manifold by removing the bolts and hoses connected to it. Clean the mating surfaces of the engine and the new manifold, apply a new gasket, and then install the new manifold by reversing the disassembly steps. Finally, reconnect all components and ensure everything is secure before reconnecting the battery.