Gaskets & Sealing Systems for 2006 Audi S4
No.
Part # / Description / Price
Price
2
Radiator Mount Bolt 
Audi
Audi Description: 2.0L. 1.8L. 3.0L v6. 5.2L, main. 3.2L, supply. 4.2L, main, A4/S4. 4.2L, main, RS4.
Radiator Mount Bolt.
Radiator Mount Bolt.
MSRP $5.40
$3.66
MSRP $5.40
$3.66
3
Radiator Upper Insulator Audi
Audi Positions: Upper
Description: 2.0L. 1.8L. 3.0L v6. 4.2L v8. 3.2L, supply. 4.2L, main, A4/S4. 4.2L, main, RS4.
MSRP $12.81
$8.69
MSRP $12.81
$8.69
5
Radiator Support Baffle Audi
Audi Positions: Right
Description: 4.2L, main, A4/S4.
Radiator Support Baffle.
Radiator Support Baffle.
MSRP $80.00
$64.03
MSRP $80.00
$64.03
6
Radiator Support Baffle Audi
Audi Positions: Left
Description: 4.2L, main, A4/S4.
Radiator Support Baffle.
Radiator Support Baffle.
7
Radiator Air Seal Audi
Audi Positions: Upper
Description: 1.8L. 3.0L v6. 3.2L, supply. 4.2L, main, A4/S4. 4.2L, main, RS4.
Seal used on the Radiator.
Seal used on the Radiator.
MSRP $24.50
$16.60
MSRP $24.50
$16.60
10
Engine Coolant Reservoir Audi
Audi Description: 4.2L, main, A4/S4. 4.2L, main, RS4.
A container that holds engine coolant.
A container that holds engine coolant.
MSRP $123.33
$93.31
MSRP $123.33
$93.31
11
Engine Coolant Reservoir Cap Audi
Audi Description: 2.5L, auxiliary.
A cover that prevents foreign debris from entering the container.
A cover that prevents foreign debris from entering the container.
MSRP $8.22
$5.58
MSRP $8.22
$5.58
14
Radiator Coolant Hose Seal Audi
Audi Description: 4.2L, main, A4/S4. Lower Radiator Coolant Hose.
Radiator Coolant Hose Seal.
Radiator Coolant Hose Seal.
MSRP $15.50
$10.50
MSRP $15.50
$10.50
16
MSRP $40.78
$27.20
22
MSRP $39.58
$26.82
No.
Part # / Description / Price
Price
2
Engine Water Pump Audi
Audi Description: S4, RS4. Main pump. A6. Cabriolet S4. 4.2L, A4/S4. Allroad. 4.2l.
Main Engine Water Pump.
Main Engine Water Pump.
3
MSRP $27.18
$18.41
4
Engine Coolant Thermostat Kit Audi
Audi Description: S4, RS4. Cabriolet S4. A6. 4.2L, A4/S4. Allroad. 4.2l.
A kit containing a engine coolant thermostat and additional parts for installation.
A kit containing a engine coolant thermostat and additional parts for installation.
No.
Part # / Description / Price
Price
1
Water Hose Assembly Audi
Audi Description: 4.2L, return, from vin 8h5002201.
Flexible hose that is part of the engine cooling system.
Flexible hose that is part of the engine cooling system.
3
Water Hose Assembly Clamp Audi
Audi Notes: PARTS: Part included with water hose assembly.
MSRP $7.37
$5.00
MSRP $7.37
$5.00
4
Engine Coolant Pipe Audi
Audi Description: 4.2L, main, to water pump assy. 4.2L return. Front pipe.
Pipe that is part of the engine cooling system.
Pipe that is part of the engine cooling system.
5
Water Pump Assembly Seal Audi
Audi Description: 4.0L, primary. 4.0L, main. With RS7, main. Main, 4.2L. Large. 4.2L, primary. 28 x 3.5mm. 4.2L, return, 2005-06.
MSRP $7.18
$4.86
MSRP $7.18
$4.86
6
Front Pipe Gasket Audi
Audi Description: 4.2L, feed, 2007-10. 4.2L, return, 2007-11. 4.2L, return, RS4.
MSRP $13.61
$9.21
MSRP $13.61
$9.21
7
Pipe Audi
Audi Description: S4, RS4. 4.2L, return. 4.2L, main, center. Cabriolet S4.
Pipe that is part of the engine cooling system.
Pipe that is part of the engine cooling system.
11
14
Engine Coolant Reservoir Cap Audi
Audi Description: 2.5L, auxiliary.
A cover that prevents foreign debris from entering the container.
A cover that prevents foreign debris from entering the container.
MSRP $8.22
$5.58
MSRP $8.22
$5.58
No.
Part # / Description / Price
Price
7
Water Pump Assembly Seal Audi
Audi Description: 4.0L, primary. 4.0L, main. With RS7, main. Main, 4.2L. Large. 4.2L, primary. 28 x 3.5mm. 4.2L, return, 2005-06.
MSRP $7.18
$4.86
MSRP $7.18
$4.86
8
Front Pipe Gasket Audi
Audi Description: 4.2L, feed, 2007-10. 4.2L, return, 2007-11. 4.2L, return, RS4.
MSRP $13.61
$9.21
MSRP $13.61
$9.21
10
Water Hose Assembly Audi
Audi Description: 4.2L, feed.
Flexible hose that is part of the engine cooling system.
Flexible hose that is part of the engine cooling system.
10
Radiator Coolant Hose Audi
Audi Positions: Lower
Description: S4, RS4. 4.2L, return. Cabriolet S4. 4.2L, main, A4/S4. 4.2L, main, from vin 8h5002201.
Flexible hose that is part of the engine cooling system.
Flexible hose that is part of the engine cooling system.
MSRP $238.33
$181.61
MSRP $238.33
$181.61
10
Water Hose Assembly Audi
Audi Description: 4.2L, return, from vin 8h5002201.
Flexible hose that is part of the engine cooling system.
Flexible hose that is part of the engine cooling system.
10
Radiator Coolant Hose Audi
Audi Positions: Upper
Description: S4, RS4. Cabriolet S4. 4.2L, main, A4/S4.
Flexible hose that is part of the engine cooling system.
Flexible hose that is part of the engine cooling system.
MSRP $416.66
$317.50
MSRP $416.66
$317.50
12
Connector Hose Clamp Audi
Audi Description: 1.8L. A.i.r. Injection, 5.2L. 3.7L. 4.2L, 1997-99. 4.2L A4/S4 return. large. 4.2L main.
MSRP $11.25
$7.63
MSRP $11.25
$7.63
20
No.
Part # / Description / Price
Price
1
Engine Oil Cooler Audi
Audi Description: S4, RS4. Without RS4. 4.2L, A4/S4. Cabriolet S4. A6.
A device which cools engine oil, through oil to air or oil to water cooling , to remove surplus heat from the engine.
A device which cools engine oil, through oil to air or oil to water cooling , to remove surplus heat from the engine.
MSRP $626.66
$473.76
MSRP $626.66
$473.76
2
MSRP $4.21
$2.85
No.
Part # / Description / Price
Price
1
Engine Water Pump Audi
Audi Description: S4, RS4. Main pump. A6. Cabriolet S4. 4.2L, A4/S4. Allroad. 4.2l.
Main Engine Water Pump.
Main Engine Water Pump.
3
Water Pump Gasket Audi
Audi Notes: PARTS: Part included with Water pump assembly.
Description: 4.2L, A4/S4.
MSRP $27.18
$18.41
MSRP $27.18
$18.41
4
Engine Coolant Thermostat Kit Audi
Audi Notes: PARTS: Part included with Water pump assembly.
Description: S4, RS4. Cabriolet S4. A6. 4.2L, A4/S4. Allroad. 4.2l.
A kit containing a engine coolant thermostat and additional parts for installation.
A kit containing a engine coolant thermostat and additional parts for installation.
6
Thermostat Audi
Audi Notes: PARTS: Part included with thermostat unit.
Description: 4.2L. S4, RS4.
An Engine Coolant Thermostat only, housing not included.
An Engine Coolant Thermostat only, housing not included.
7
MSRP $5.03
$3.41
8
Engine Oil Drain Plug Gasket Audi
Audi Notes: PARTS: Part included with thermostat unit.
Description: 4.2L.
MSRP $1.90
$1.29
MSRP $1.90
$1.29
No.
Part # / Description / Price
Price
1
Radiator Audi
Audi Description: Primary.
Fits S4
Radiator - Repair or Replace
Typical symptoms for a failed radiator include both an overheating engine and a coolant leak. But some radiator failures can also result in burned or dark transmission fluid. If the cooling system in your Audi needs attention, contact a factory-trained Audi technician. Primary.
Radiator.
Radiator.
2
Radiator Mount Bolt Audi
Audi Positions: Left
Description: 2.0L. 1.8L. 3.0L v6. 5.2L, main. 3.2L, supply. 4.2L, main, A4/S4. 4.2L, main, RS4.
Radiator Mount Bolt.
Radiator Mount Bolt.
MSRP $5.40
$3.66
MSRP $5.40
$3.66
3
Radiator Upper Insulator Audi
Audi Positions: Left
Description: 2.0L. 1.8L. 3.0L v6. 4.2L v8. 3.2L, supply. 4.2L, main, A4/S4. 4.2L, main, RS4.
MSRP $12.81
$8.69
MSRP $12.81
$8.69
4
Radiator Lower Insulator Audi
Audi Positions: Left
Description: 2.0L. 1.8L. 3.0L v6. 3.2L, supply. 4.2L, main, A4/S4. 4.2L, main, RS4.
MSRP $12.81
$8.69
MSRP $12.81
$8.69
5
Radiator Air Seal Audi
Audi Description: 1.8L. 3.0L v6. 3.2L, supply. 4.2L, main, A4/S4. 4.2L, main, RS4.
Seal used on the Radiator.
Seal used on the Radiator.
MSRP $24.50
$16.60
MSRP $24.50
$16.60
6
Radiator Air Seal Audi
Audi Description: 4.2L, main, A4/S4. 4.2L, main, RS4.
Seal used on the Radiator.
Seal used on the Radiator.
MSRP $24.00
$16.26
MSRP $24.00
$16.26
11
Engine Coolant Reservoir Audi
Audi Description: 4.2L, main, A4/S4. 4.2L, main, RS4.
A container that holds engine coolant.
A container that holds engine coolant.
MSRP $123.33
$93.31
MSRP $123.33
$93.31
13
MSRP $6.77
$4.58
15
MSRP $2.62
$1.78
16
MSRP $6.47
$4.38
17
Upper Hose Connector Audi
Audi Notes: PARTS: Part included with upper hose.
Description: 3.2L, feed. 3.2L, supply. 4.2L main.
MSRP $40.78
$27.20
MSRP $40.78
$27.20
18
Water Hose Assembly T-Connector Audi
Audi Notes: PARTS: Part included with upper hose.
MSRP $32.79
$22.21
MSRP $32.79
$22.21
19
MSRP $6.27
$4.25
21
Radiator Coolant Hose Seal Audi
Audi Notes: PARTS: Part included with lower hose.
Description: 4.2L, main, A4/S4. Lower Radiator Coolant Hose.
Radiator Coolant Hose Seal.
Radiator Coolant Hose Seal.
MSRP $15.50
$10.50
MSRP $15.50
$10.50
24
Connector Hose Clamp Audi
Audi Description: 1.8L. A.i.r. Injection, 5.2L. 3.7L. 4.2L, 1997-99. 4.2L A4/S4 return. large. 4.2L main.
MSRP $11.25
$7.63
MSRP $11.25
$7.63
No.
Part # / Description / Price
Price
4
Thermostat Audi
Audi Description: 4.2L. S4, RS4.
An Engine Coolant Thermostat only, housing not included.
An Engine Coolant Thermostat only, housing not included.
6
Engine Coolant Crossover Pipe Audi
Audi Description: 4.2L, supply, A4/S4. 4.2L, feed, 2005-06.
A pipe that balances coolant between cylinder banks.
A pipe that balances coolant between cylinder banks.
7
Water Manifold Gasket Audi
Audi Description: 4.2L, supply, A4/S4. 4.2L, feed, 2005-06. From Chassis/VIN 4B-4-070 001. 32mm.
18
Engine Coolant Temperature Sensor Audi
Audi Description:
Engine Coolant Temperature Sensor.
Engine Coolant Temperature Sensor.
MSRP $57.77
$38.54
MSRP $57.77
$38.54
No.
Part # / Description / Price
Price
1
A/C Evaporator Core Case Audi
Audi Description: A4, S4, RS4. Cabriolet A4, S4.
Case for the A/C Evaporator.
Case for the A/C Evaporator.
6
A/C Evaporator Core Audi
Audi Description: From vin 8e3320001. S4, RS4. From vin 8h3029001. Cabriolet A4. Cabriolet S4.
A/C Evaporator Core.
A/C Evaporator Core.
7
HVAC Heater Core Audi
Audi Description: S4, RS4. Cabriolet A4, S4.
HVAC Heater Core.
HVAC Heater Core.
MSRP $275.00
$209.55
MSRP $275.00
$209.55
10
MSRP $647.31
$489.37
13
MSRP $24.50
$16.60
14
MSRP $196.98
$150.10
15
HVAC Air Adjustment Control Motor Audi
Audi Description: Recirculation.
HVAC Air Adjustment Control Motor.
HVAC Air Adjustment Control Motor.
MSRP $198.34
$151.13
MSRP $198.34
$151.13
18
HVAC Blend Door Actuator Audi
Audi Positions: Right
Description: Temperature.
Switches modes for the blend doors.
Switches modes for the blend doors.
19
HVAC Blend Door Actuator Audi
Audi Positions: Left
Description: Temperature.
Switches modes for the blend doors.
Switches modes for the blend doors.
21
MSRP $72.66
$58.15
25
Cabin Air Filter Audi
Audi Description: A6/S6. With carbon. Cabriolet A4, S4. With oder filtration. S4, RS4. Allroad. Odor & Pollen. With oder filltration.
Cabin Air Filter.
Cabin Air Filter.
MSRP $30.00
$24.39
MSRP $30.00
$24.39
25
Cabin Air Filter Audi
Audi Description: Without oder filltration. Without carbon. A4. S4, RS4. All.
Cabin Air Filter.
Cabin Air Filter.
MSRP $33.81
$27.07
MSRP $33.81
$27.07
26
MSRP $57.50
$38.35
27
MSRP $242.15
$184.52
No.
Part # / Description / Price
Price
1
Water Hose Assembly Audi
Audi Description: 4.2L, feed.
Flexible hose that is part of the engine cooling system.
Flexible hose that is part of the engine cooling system.
2
Water Hose Assembly Connector Audi
Audi Notes: PARTS: Part included with water hose assembly.
Description: 4.2L, supply, A4/S4. 4.2L feed.
3
Water Hose Assembly Clamp Audi
Audi Notes: PARTS: Part included with water hose assembly.
MSRP $8.87
$6.00
MSRP $8.87
$6.00
5
Engine Coolant Pipe Audi
Audi Description: 4.2L, supply, A4/S4. Cabriolet S4. 4.2L feed. Water pipe.
Pipe that is part of the engine cooling system.
Pipe that is part of the engine cooling system.
5
Engine Coolant Pipe Audi
Audi Description: S4, RS4. Water manifold. Cabriolet S4. 4.2L, return, 2005-06. Q7.
Pipe that is part of the engine cooling system.
Pipe that is part of the engine cooling system.
MSRP $256.65
$195.57
MSRP $256.65
$195.57
5
Engine Coolant Pipe Audi
Audi Description: 4.2L, main, to water pump assy. 4.2L return. Front pipe.
Pipe that is part of the engine cooling system.
Pipe that is part of the engine cooling system.
6
Engine Coolant Pipe Audi
Audi Description: 4.2L, feed, rear.
Pipe that is part of the engine cooling system.
Pipe that is part of the engine cooling system.
9
Engine Coolant Overflow Hose Audi
Audi Description: 4.2L, feed. 4.2L, supply, A4/S4.
A coolant hose that feeds coolant back to the overflow or recovery bottle in a closed loop cooling system.
A coolant hose that feeds coolant back to the overflow or recovery bottle in a closed loop cooling system.
10
Hose & Tube Assembly Tube Audi
Audi Notes: PARTS: Part included with hose & tube assembly.
Description: 4.2L, feed. 4.2L, supply, A4/S4. 4.2L, main, #6.
11
T-Piece Audi
Audi Notes: PARTS: Part included with hose & tube assembly.
Description: 4.2L, supply, A4/S4. 4.2L, main, rear. 4.2L feed.
MSRP $39.58
$26.82
MSRP $39.58
$26.82
12
Hose & Tube Assembly Clamp Audi
Audi Notes: PARTS: Part included with hose & tube assembly.
MSRP $5.17
$3.51
MSRP $5.17
$3.51
15
Engine Coolant Temperature Sensor Audi
Audi Description:
Engine Coolant Temperature Sensor.
Engine Coolant Temperature Sensor.
MSRP $57.77
$38.54
MSRP $57.77
$38.54
Related Parts
Part # / Description / Price
Price
Engine Coolant Pipe O-Ring Audi
Audi Description: Bypass Pipe. To Chassis/VIN 4B-4-070 000. 30 x 2.5mm.
O-Ring.
O-Ring.
Engine Oil Cooler O-Ring Audi
Audi Description: O-Ring. 4.2L, 2007-10. 5.2L. From Chassis/VIN 8E-4-200 001. 4.2L, A4/S4. With RS4. 4.2L, RS4.
MSRP $19.57
$13.27
MSRP $19.57
$13.27
Water Pump Assembly Seal Audi
Audi Description: 4.0L, primary. 4.0L, main. With RS7, main. Main, 4.2L. Large. 4.2L, primary. 28 x 3.5mm. 4.2L, return, 2005-06.
MSRP $7.18
$4.86
MSRP $7.18
$4.86