Question 1

What is the torque spec for downpipe on a 2004-2016 Aston Martin DB9?

Accepted Answer

The primary torque specification for downpipe on a 2004-2016 Aston Martin DB9 is 15 Nm (11 lb-ft).

Question 2

How many torque specs are there for Aston Martin DB9 downpipe?

Accepted Answer

There are 7 torque specifications for downpipe on the 2004-2016 Aston Martin DB9 6.0L V12, covering all related fasteners and components.

Component	Nm	lb-ft	Notes
Cover Screws	15	11	—
⚠️ Exhaust Flange Bolts	45	33	Apply anti-seize
⚠️ Flange Bolts	64	47	—
Hanger Bolts	27	20	—
Heat Shield Bolts	10	7	—
Mounting Bolts	37	27	—
⚠️ O2 Sensor	45	33	Apply anti-seize to threads only

Downpipe Torque Specifications

Torque Values (7 specifications)