The Airfilterbox, the LMM and the rubber bend for the intake needs to be out of the car for this operation.
You can see the right side ETA located in the top right corner, it has 4 Allen screw and some rubber tubing both on top and underneath:
Be careful when removing, it has a gasket, it costs about 15 SEK, but a hassle to order. The ETAs has connectors on the fenders, it has a plastic lock and needs to be yanked out. Here the ETA is removed and the gasked is visible on the intake:
Left side ETA is similar, but also has som linkage and a spring from the acceleration pedal: