1993-2001 Subaru Impreza Muffler Torque Specs

1.8L H4

Applies to 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, and 2001 Subaru Impreza

Labor Time:1 hours

🔧 Torque Values4 specifications

Component	lb-ft	Nm	Notes
⚠️ Clamp Bolts	38	52	—
⚠️ Flange Bolts	28	38	Apply anti-seize
Hanger Bolts	14	19	—
⚠️ O2 Sensor	33	45	—

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

⚠️ Some critical specs are estimated. Please verify sequence.

1990-1997 4.6L V8 Modular

2007-2012 3.7L I5

2011-2016 6.7L V8 Power Stroke Diesel

1992-1995 1.5L I4 D15

2016-2023 2.0L Turbo I4

1995-1999 2.0L Turbo I4

The primary torque specification for muffler on a 1993-2001 Subaru Impreza is 52 Nm (38 lb-ft).

There are 4 torque specifications for muffler on the 1993-2001 Subaru Impreza 1.8L H4, covering all related fasteners and components.