Radiators, Coolers & Related Components for 2006 Audi S4
No.
Part # / Description / Price
Price
6
Radiator Grommet 
Audi
Audi Description: 4.2L auxiliary.
A rubber ring with a hole in the center which provides protection through which Radiator related components pass through.
A rubber ring with a hole in the center which provides protection through which Radiator related components pass through.
8
Radiator Mount Bracket Audi
Audi Positions: Left
Description: 4.2L, auxiliary, A4/S4.
Radiator Mount Bracket.
Radiator Mount Bracket.
12
Radiator Mount Bracket Audi
Audi Positions: Left lower
Description: 4.2L auxiliary. Lower bracket.
Radiator Mount Bracket.
Radiator Mount Bracket.
12
13
Radiator Mount Bracket Audi
Audi Positions: Left upper
Description: 4.2L auxiliary. Upper bracket.
Radiator Mount Bracket.
Radiator Mount Bracket.
MSRP $37.00
$25.25
MSRP $37.00
$25.25
13
13
14
Radiator Support Air Duct Audi
Audi Positions: Right
Description: 4.2L auxiliary.
Routes air through the radiator support.
Routes air through the radiator support.
14
Air Duct Audi
Audi Positions: Right
Description: 4.2L, auxiliary.
Routes air through the radiator support.
Routes air through the radiator support.
15
Radiator Support Air Duct Audi
Audi Positions: Left
Description: 4.2L auxiliary.
Routes air through the radiator support.
Routes air through the radiator support.
15
16
Engine Auxiliary Water Pump Audi
Audi Description: S4, RS4. Auxiliary pump. 4.2L, auxiliary, A4/S4. Cabriolet S4. 4.2L, auxiliary, RS4.
Auxiliary Engine Water Pump.
Auxiliary Engine Water Pump.
17
No.
Part # / Description / Price
Price
1
Radiator Support Audi
Audi Positions: Front
Description: 4.2 Liter. Radiator Support Panel. Carrier. Center. Closure. Frame. Front c'member. Mount. Radiator.
Fits S4
4.2 Liter. 4.2 Liter, A4/S4. 4.2 Liter, w/o RS4. 4.2L, A4/S4. 4.2L, w/o RS4.
Radiator Support Panel.
Radiator Support Panel.
2
Radiator Support Bracket Audi
Audi Positions: Left
Description: Side bracket. 2.0 & 3.2L. 3.0L. 4.2L. 1.8L.
A bracket for a radiator support.
A bracket for a radiator support.
2
Radiator Support Bracket Audi
Audi Positions: Right
Description: Side bracket. 2.0 & 3.2L. 3.0L. 4.2L. 1.8L.
A bracket for a radiator support.
A bracket for a radiator support.
3
Radiator Support Panel Brace Audi
Audi Positions: Left
Description: 3.0L. 4.2L. 1.8L.
A component which provides support or reinforcement for the radiator support panel.
A component which provides support or reinforcement for the radiator support panel.
3
Radiator Support Panel Brace Audi
Audi Positions: Right
Description: 3.0L. 4.2L. 1.8L.
A component which provides support or reinforcement for the radiator support panel.
A component which provides support or reinforcement for the radiator support panel.
6
Ambient Air Temperature Sensor Audi
Audi Description:
A sensor that reads outside air temperature.
A sensor that reads outside air temperature.
MSRP $40.59
$27.17
MSRP $40.59
$27.17
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
$3.67
MSRP $5.40
$3.67
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
$8.72
MSRP $12.81
$8.72
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
$8.72
MSRP $12.81
$8.72
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
$16.72
MSRP $24.50
$16.72
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
$16.38
MSRP $24.00
$16.38
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
$93.61
MSRP $123.33
$93.61
13
MSRP $6.77
$4.60
15
MSRP $2.62
$1.78
16
MSRP $6.47
$4.39
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
$27.30
MSRP $40.78
$27.30
18
Water Hose Assembly T-Connector Audi
Audi Notes: PARTS: Part included with upper hose.
MSRP $32.79
$22.37
MSRP $32.79
$22.37
19
MSRP $6.27
$4.27
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
$10.54
MSRP $15.50
$10.54
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
$7.66
MSRP $11.25
$7.66
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
$3.67
MSRP $5.40
$3.67
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
$8.72
MSRP $12.81
$8.72
5
Radiator Support Baffle Audi
Audi Positions: Right
Description: 4.2L, main, A4/S4.
Radiator Support Baffle.
Radiator Support Baffle.
MSRP $80.00
$64.27
MSRP $80.00
$64.27
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
$16.72
MSRP $24.50
$16.72
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
$93.61
MSRP $123.33
$93.61
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
$5.60
MSRP $8.22
$5.60
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
$10.54
MSRP $15.50
$10.54
16
MSRP $40.78
$27.30
22
MSRP $39.58
$27.01
No.
Part # / Description / Price
Price
4
Cowl Top Panel U-Nut Audi
Audi Positions: Front
Description: 3.0L. Coupe, engine compartment. 1.8L. Trunk. 2.0L. 2.8L. 3.2L. 6 cylinder. 4 cylinder. Front & rear.
MSRP $9.62
$6.54
MSRP $9.62
$6.54
10
Radiator Support Splash Shield Bracket Audi
Audi Description: 6 cylinder. 4.2L. 3.0L. 1.8L. 4 cylinder. 2.0L. 2.8L. 3.2L. 2.7L.
A bracket for a radiator support splash shield.
A bracket for a radiator support splash shield.
11
Radiator Support Splash Shield Audi
Audi Positions: Front left
Description: 3.0L. 1.8L. 4.2L. Side shield.
Radiator Support Splash Shield.
Radiator Support Splash Shield.
MSRP $59.50
$39.84
MSRP $59.50
$39.84
11
Radiator Support Splash Shield Audi
Audi Positions: Front right
Description: 3.0L. 1.8L. 4.2L. Side shield.
Radiator Support Splash Shield.
Radiator Support Splash Shield.
MSRP $58.98
$39.49
MSRP $58.98
$39.49
11
Radiator Support Splash Shield Audi
Audi Positions: Front left
Description: 3.0L. 1.8L. 4.2L. 2.0L. 3.2L.
Radiator Support Splash Shield.
Radiator Support Splash Shield.
11
Radiator Support Splash Shield Audi
Audi Positions: Front right
Description: 3.0L. 1.8L. 4.2L. 2.0L. 3.2L.
Radiator Support Splash Shield.
Radiator Support Splash Shield.
12
Splash Pan Pin Audi
Audi Positions: Rear
Description: 3.0L. 1.8L. 2.0L. 3.2L. 2.7L. 4.2L, front & rear.
MSRP $10.06
$6.84
MSRP $10.06
$6.84
12
MSRP $22.38
$15.27
12
Fender Liner Clip Audi
Audi Description: Lower. 3.0L. 1.8L. 1999-03. 3.2L. 2.0L. 1997-98. Splash shield,clip. Side.
MSRP $4.41
$2.99
MSRP $4.41
$2.99
12
Splash Shield Pin Audi
Audi Description: Silver. 2.7L, 3.0L, 4.2L. 2.8L. 6 cylinder. 4 cylinder. Front & rear.
MSRP $12.36
$8.40
MSRP $12.36
$8.40
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
$475.64
MSRP $626.66
$475.64
2
MSRP $4.21
$2.86
No.
Part # / Description / Price
Price
3
Radiator Lower Insulator Audi
Audi Positions: Lower
Description: 2.0L. 1.8L. 3.0L v6. 3.2L, supply. 4.2L, main, A4/S4. 4.2L, main, RS4.
MSRP $12.81
$8.72
MSRP $12.81
$8.72
4
Insulator Insert Audi
Audi Positions: Left
Description: 4.2L, auto trans. 5.2L, auxiliary. 5 cylinder, rear. 4.2L, auxiliary, A4/S4.
MSRP $31.49
$25.78
MSRP $31.49
$25.78
6
Radiator Grommet Audi
Audi Description: 4.2L auxiliary.
A rubber ring with a hole in the center which provides protection through which Radiator related components pass through.
A rubber ring with a hole in the center which provides protection through which Radiator related components pass through.
7
Radiator Mount Bracket Audi
Audi Positions: Right
Description: 4.2L, auxiliary, A4/S4.
Radiator Mount Bracket.
Radiator Mount Bracket.
12
Radiator Mount Bracket Audi
Audi Positions: Left
Description: 4.2L auxiliary. Lower bracket.
Radiator Mount Bracket.
Radiator Mount Bracket.
13
Radiator Mount Bracket Audi
Audi Positions: Left
Description: 4.2L auxiliary. Upper bracket.
Radiator Mount Bracket.
Radiator Mount Bracket.
MSRP $37.00
$25.25
MSRP $37.00
$25.25
14
Air Duct Audi
Audi Positions: Right
Description: 4.2L, auxiliary.
Routes air through the radiator support.
Routes air through the radiator support.
15
16
Engine Auxiliary Water Pump Audi
Audi Description: S4, RS4. Auxiliary pump. 4.2L, auxiliary, A4/S4. Cabriolet S4. 4.2L, auxiliary, RS4.
Auxiliary Engine Water Pump.
Auxiliary Engine Water Pump.
17
No.
Part # / Description / Price
Price
2
Radiator Support Bracket Audi
Audi Positions: Right
Description: 2.0L. 4.2L. Holder. 2.0 & 3.2L.
A bracket for a radiator support.
A bracket for a radiator support.
2
Radiator Support Bracket Audi
Audi Positions: Right
Description: 2.0L. 2.0 & 3.2L. 4.2L. Support.
A bracket for a radiator support.
A bracket for a radiator support.
MSRP $116.66
$88.54
MSRP $116.66
$88.54
2
Radiator Support Bracket Audi
Audi Positions: Right
Description: Side bracket. 2.0 & 3.2L. 3.0L. 4.2L. 1.8L.
A bracket for a radiator support.
A bracket for a radiator support.
4
Radiator Support Bracket Audi
Audi Positions: Left
Description: 2.0L. 4.2L. Holder. 2.0 & 3.2L.
A bracket for a radiator support.
A bracket for a radiator support.
MSRP $93.34
$70.84
MSRP $93.34
$70.84
4
Radiator Support Bracket Audi
Audi Positions: Left
Description: 2.0L. 2.0 & 3.2L. 4.2L. Support.
A bracket for a radiator support.
A bracket for a radiator support.
MSRP $116.66
$88.54
MSRP $116.66
$88.54
4
Radiator Support Bracket Audi
Audi Positions: Left
Description: Side bracket. 2.0 & 3.2L. 3.0L. 4.2L. 1.8L.
A bracket for a radiator support.
A bracket for a radiator support.
5
Radiator Support Air Deflector Audi
Audi Positions: Front
Description: 4.2L.
Radiator Support Air Deflector.
Radiator Support Air Deflector.
MSRP $180.00
$137.70
MSRP $180.00
$137.70
5
Radiator Support Air Deflector Audi
Audi Positions: Front
Description: 4.2L main.
Radiator Support Air Deflector.
Radiator Support Air Deflector.
No.
Part # / Description / Price
Price
1
Radiator Support Splash Shield Audi
Audi Description: 3.0L, with Quattro. 2.0L. 1.8L. manual trans.
Radiator Support Splash Shield.
Radiator Support Splash Shield.
MSRP $461.67
$350.41
MSRP $461.67
$350.41
2
Splash Shield Pin Audi
Audi Description: Silver. 2.7L, 3.0L, 4.2L. 2.8L. 6 cylinder. 4 cylinder. Front & rear.
MSRP $12.36
$8.40
MSRP $12.36
$8.40
3
MSRP $22.38
$15.27
4
Cowl Top Panel U-Nut Audi
Audi Description: 3.0L. Coupe, engine compartment. 1.8L. Trunk. 2.0L. 2.8L. 3.2L. 6 cylinder. 4 cylinder. Front & rear.
MSRP $9.62
$6.54
MSRP $9.62
$6.54
5
Fender Liner Clip Audi
Audi Positions: Left
Description: Lower. 3.0L. 1.8L. 1999-03. 3.2L. 2.0L. 1997-98. Splash shield,clip. Side.
MSRP $4.41
$2.99
MSRP $4.41
$2.99
6
Radiator Support Splash Shield Bracket Audi
Audi Description: 6 cylinder. 4.2L. 3.0L. 1.8L. 4 cylinder. 2.0L. 2.8L. 3.2L. 2.7L.
A bracket for a radiator support splash shield.
A bracket for a radiator support splash shield.
8
Radiator Support Splash Shield Audi
Audi Positions: Left
Description: 3.0L. 1.8L. 4.2L. Side shield.
Radiator Support Splash Shield.
Radiator Support Splash Shield.
MSRP $59.50
$39.84
MSRP $59.50
$39.84
8
Radiator Support Splash Shield Audi
Audi Positions: Right
Description: 3.0L. 1.8L. 4.2L. Side shield.
Radiator Support Splash Shield.
Radiator Support Splash Shield.
MSRP $58.98
$39.49
MSRP $58.98
$39.49
9
MSRP $1.80
$1.24
10
Radiator Support Splash Shield Audi
Audi Positions: Left
Description: 3.0L. 1.8L. 4.2L. 2.0L. 3.2L.
Radiator Support Splash Shield.
Radiator Support Splash Shield.
10
Radiator Support Splash Shield Audi
Audi Positions: Right
Description: 3.0L. 1.8L. 4.2L. 2.0L. 3.2L.
Radiator Support Splash Shield.
Radiator Support Splash Shield.
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
$6.02
MSRP $8.87
$6.02
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
$196.34
MSRP $256.65
$196.34
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
$27.01
MSRP $39.58
$27.01
12
Hose & Tube Assembly Clamp Audi
Audi Notes: PARTS: Part included with hose & tube assembly.
MSRP $5.17
$3.52
MSRP $5.17
$3.52
15
Engine Coolant Temperature Sensor Audi
Audi Description:
Engine Coolant Temperature Sensor.
Engine Coolant Temperature Sensor.
MSRP $57.77
$38.68
MSRP $57.77
$38.68
Related Parts
Part # / Description / Price
Price
Radiator Support Splash Shield Audi
Audi Positions: Front forward
Description: 3.0L, with Quattro. 2.0L. 1.8L. manual trans.
Radiator Support Splash Shield.
Radiator Support Splash Shield.
MSRP $461.67
$350.41
MSRP $461.67
$350.41
Radiator Support Splash Shield Audi
Audi Positions: Front rearward
Description: 3.2L. 4.2L. 2.0L. with Quattro.
Radiator Support Splash Shield.
Radiator Support Splash Shield.