Subsequent Work

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Fit top half of air filter.
1. 1.1. Screw in eight Torx tapping screws (T25 screw insert) on the upper part of the air filter and tighten carefully.
  → Tightening torque: 3 Nm (2 ft. lb.)
  
  Fig 1: Identifying Screws On Top Half Of Air Filter
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. 1.2. Check that the top half is seated correctly.
Install air cleaner housing.
→ 242419 REMOVING AND INSTALLING AIR-CLEANER ELEMENT .