2017-2024 Audi A4 Flex Pipe Torque Specs

2.0L I4 TFSI

Applies to 2017, 2018, 2019, 2020, 2021, 2022, 2023, and 2024 Audi A4

Labor Time:2 hours

Torque Values (20 specifications)

Component	Nm	lb-ft	Notes
Cover Screws	11	8	—
Cover Screws	11	8	—
Exhaust Clamps	55	41	—
Exhaust Clamps	55	41	—
Flange Bolts	45	33	—
Flange Bolts	45	33	—
Hanger Bolts	20	15	—
Hanger Bolts	20	15	—
Hanger Bolts	20	15	—
Hanger Bolts	20	15	—
Heat Shield Bolts	14	10	—
Heat Shield Bolts	14	10	—
Manifold Nuts	34	25	Apply anti-seize
⚠️ Manifold Nuts	34	25	Apply anti-seize
Mounting Bolts	27	20	—
Mounting Bolts	27	20	—
⚠️ O2 Sensor	47	35	Apply anti-seize to threads
O2 Sensor	47	35	—
⚠️ O2 Sensor	47	35	—
O2 Sensor	47	35	Apply anti-seize to threads

The primary torque specification for flex pipe on a 2017-2024 Audi A4 is 11 Nm (8 lb-ft).

There are 20 torque specifications for flex pipe on the 2017-2024 Audi A4 2.0L I4 TFSI, covering all related fasteners and components.