Cayenne S (9PA) V8-4.5L (2003)
18. Push in the rubber T-piece into the plastic clip on the top side of the Y pipe. Then mount the hose line on the underside.
19. Attach the line to the underside of the Y pipe.
20. Slide the Y pipe onto the throttle body. Push the 2 fastening bolts -3- in and turn 45 degrees clockwise. Then mount the electric plug on the
boost-pressure sensor -2- and the electric plug on the throttle adjuster -3- .
21. Push bellows onto the left-hand and right-hand sides of the pipe components and tighten hose clamps.