Downpipe Torque Specifications

2006-2011 BMW 325i 3.0L I6 N52

Labor Time:2.7 hours

Torque Values (7 specifications)

Component	Nm	lb-ft	Notes
Cover Screws	11	8	—
⚠️ Exhaust Flange Bolts	45	33	Apply anti-seize
⚠️ Flange Bolts	50	37	—
Hanger Bolts	21	16	—
Heat Shield Bolts	10	7	—
Mounting Bolts	28	21	—
⚠️ O2 Sensor	45	33	Apply anti-seize to threads only

The primary torque specification for downpipe on a 2006-2011 BMW 325i is 11 Nm (8 lb-ft).

There are 7 torque specifications for downpipe on the 2006-2011 BMW 325i 3.0L I6 N52, covering all related fasteners and components.