18 31 Exhaust system
WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - EXHAUST SYSTEM
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Exhaust system to connecting tube | N63 / N63 Hybrid / S63 | M8 nut | 20 Nm | |
| 2AZ Connecting tube to catalytic converter | N63 / N63 Hybrid / S63 | M8 nut | 20 Nm | |
| 3AZ Exhaust manifold to cylinder head | N63 / N63 Hybrid | M8 nut | 15 Nm | |
| 4AZ Heat shield to cylinder head | N63 / N63 Hybrid / S63 | M6 | 10 Nm | |
| 5AZ Clamping sleeve | N63 / N63 Hybrid | M8 | 23 Nm | |
| 6AZ Clamping sleeve | S63 | M10 | 45 Nm |