First, install the heat shield on the air compressor bracket with 3 bolts and the air compressor connector to the connector anchor. Next, install the air compressor assembly on the vehicle with 2 nuts and bolts. Connect the harness connector to the air compressor and install the intake air filter on the vehicle. After that connect the air tube to the dryer and the harness tie to the air compressor bracket with the bolt. Make sure to tighten the bolt to 4 Nm.