SCR Catalyst Torque Specifications

2006-2008 Audi A3 3.2L VR6

Labor Time:1.8 hours

🔧 Torque Values7 specifications

Component	lb-ft	Nm	Notes
Cover Screws	8	11	—
⚠️ Flange Bolts	35	47	Apply anti-seize
Hanger Bolts	15	20	—
Heat Shield Bolts	10	14	—
⚠️ Manifold Nuts	25	34	Apply anti-seize
Mounting Bolts	20	27	—
⚠️ O2 Sensor	35	47	Apply anti-seize to threads

⚠️ = Critical torque value | Always verify with vehicle-specific service manual

⚠️ Some critical specs are estimated. Please verify sequence.

2011-2016 6.7L V8 Power Stroke Diesel

2016-2019 5.0L V8 Cummins Diesel

2019-2024 2.0L I4 Diesel OM654

1997-2000 2.8L I6

2008-2010 6.4L V8 Power Stroke Diesel

1995-2005 4.3L V6

The primary torque specification for scr catalyst on a 2006-2008 Audi A3 is 11 Nm (8 lb-ft).

There are 7 torque specifications for scr catalyst on the 2006-2008 Audi A3 3.2L VR6, covering all related fasteners and components.