For 1990-2009 cars

### Installation Procedure

Important: Studs are pressed into the flange face. If replacement is necessary, hammer out the old stud and use a free spinning M8 x 1.25 nut to fully seat a new stud.

1. Install a new gasket onto the manifold studs.
2. Assemble the exhaust pipe to manifold. Install the new nuts and tighten.

Tighten
Tighten the exhaust pipe-to-manifold nuts to 50 N·m (37 lb ft).

3. Install a new gasket onto the exhaust pipe flange.
4. Assemble the exhaust pipe to intermediate pipe. Install the nuts and tighten.

Tighten
Tighten the exhaust pipe-to-intermediate pipe nuts to 50 N·m (37 lb ft).