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Home >> Audi >> 1997 >> A4 Sedan (8D2) V6-2.8L (ACK) >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Exhaust System >> System Specifications
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System Specifications

TIGHTENING SPECIFICATIONS





LEGEND
1 Locking Nut
2 Three Way Catalytic Converter (TWC)
3 Gasket
4 retaining Ring
5 Rear Muffler
6 Hex Bolt
7 Retaining Ring
8 Center Muffler
9 Clamping Sleeve
10 Hex Bolt
11 Exhaust Pipe, Right Front (Only For Models With Automatic Transmission)
12 Seal
13 Exhaust Pipe With Insulating Element, Left Front (Only For Models With Automatic Transmission)
14 Exhaust Manifold
15 Hex Nut
16 Exhaust Pipe, Left Front
17 Exhaust Pipe With Insulating Element, Right Front
18 Heated Oxygen Sensor (HO2S)

Locking Nut (1)
- Tighten to: 25 Nm (18 ft. lbs.).

Hex Bolt (6)
- Tighten to: 25 Nm (18 ft. lbs.).

Clamping Sleeve (9)
- Tighten to: 40 Nm (30 Ft. Lbs.).
- Tighten evenly.
- Installed horizontally in vehicle.

Hex Nut (15)
- Tighten to: 30 Nm (22 ft. lbs.).

Heated Oxygen Sensor (18)
- Tighten to: 50 Nm (37 ft. lbs.).
- Lubricate Threads With G5 anti seize lubricant, or equivalent.
- Anti seize lubricant must not get into slots on HO2S probe body.
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