Downpipe Torque Specifications

2011-2017 Audi A8 4.0L Turbo V8

Labor Time:2.7 hours

Torque Values (7 specifications)

Component	Nm	lb-ft	Notes
Cover Screws	12	9	—
⚠️ Flange Bolts	54	40	Apply anti-seize
Hanger Bolts	23	17	—
Heat Shield Bolts	16	12	—
⚠️ Manifold Nuts	39	29	Apply anti-seize
Mounting Bolts	31	23	—
⚠️ O2 Sensor	54	40	Apply anti-seize to threads

The primary torque specification for downpipe on a 2011-2017 Audi A8 is 12 Nm (9 lb-ft).

There are 7 torque specifications for downpipe on the 2011-2017 Audi A8 4.0L Turbo V8, covering all related fasteners and components.