2. Turn away nuts and disconnect from a collector (or both collectors) front exhaust pipe. On V6 engines, you must additionally unscrew the bolt and disconnect the pipe bracket.
3. Remove heat shields.
4. Turn away bolts and remove an arm of a collector.
5. Loosen the nuts in a diagonal sequence, starting at the periphery and moving towards the center.
6. Remove manifold (or both collectors) and clean.
Installation
7. Install the manifold in place, replacing the gasket. Screw nuts.
8. Install manifold bracket (if provided) and tighten the bolts to 44 Nm.
9. Tighten the manifold mounting nuts in a diagonal pattern to 31 Nm, starting with the nuts in the central part and moving towards the periphery.
10. Install all removed parts in reverse order. Replace the exhaust pipe gasket. Tighten the fastening nuts with a torque of 55 Nm.