Radiator & Components for 2005 Audi S4

2

Radiator Mount Bolt

Audi

Positions: Right

Description: 2.0L. 1.8L. 3.0L v6. 5.2L, main. 3.2L, supply. 4.2L, main, A4/S4. 4.2L, main, RS4. The original equipment Audi Radiator Mount Bolt supplied under part number 4B3-121-200 is a small but load bearing element of the assembly, and using the factory specificat ...

MSRP $5.40

$3.67

MSRP $5.40

$3.67

3

Radiator Upper Insulator

4B3-121-276-A

Audi

Positions: Left

Description: 2.0L. 1.8L. 3.0L v6. 4.2L v8. 3.2L, supply. 4.2L A4/S4 main. 4.2L, main, RS4. This factory Audi Radiator Upper Insulator (4B3-121-276-A) moves heat out of the engine and charge air circuits, and because modern Audi engines run tight thermal windows, a par ...

MSRP $12.81

$8.72

MSRP $12.81

$8.72

4

Radiator Lower Insulator

4B3-121-275

Audi

Positions: Left

Description: 2.0L. 1.8L. 3.0L v6. 3.2L, supply. 4.2L A4/S4 main. 4.2L, main, RS4. This genuine Audi Radiator Lower Insulator, part number 4B3-121-275, moves heat out of the engine and charge air circuits, and because modern Audi engines run tight thermal windows, a pa ...

MSRP $12.81

$8.72

MSRP $12.81

$8.72

5

Radiator Air Seal

8E0-121-331

Audi

Description: 1.8L. 3.0L v6. 3.2L, supply. 4.2L, main, A4/S4. 4.2L, main, RS4. The original equipment Audi Radiator Air Seal supplied under part number 8E0-121-331 creates the sealing interface between two components, and because a seal is the cheapest part in most ass ...

MSRP $24.50

$16.72

MSRP $24.50

$16.72

11

Engine Coolant Reservoir

8E0-121-403-F

Audi

Description: 4.2L, main, A4/S4. 4.2L, main, RS4. The original equipment Audi Engine Coolant Reservoir supplied under part number 8E0-121-403-F moves heat out of the engine and charge air circuits, and because modern Audi engines run tight thermal windows, a partial lo ...

MSRP $123.33

$93.61

View Details

MSRP $123.33

$93.61

View Details

12

Cap

8E0-121-321

Audi

Description: This genuine Audi Cap, part number 8E0-121-321, encloses and protects the component behind it, keeping debris, moisture, and heat away from hardware that was not designed to be exposed while also finishing the visible surface. Genuine Audi tooling and materials mean it installs into the original mounting points without modification. Confirm fitment against your vehicle identification number before ordering.

MSRP $55.78

$37.34

MSRP $55.78

$37.34

13

Engine Coolant Reservoir Cap Seal

1H0-121-687-A

Audi

Description: Listed under Audi part number 1H0-121-687-A, this Engine Coolant Reservoir Cap Seal creates the sealing interface between two components, and because a seal is the cheapest part in most assemblies but the most common source of leaks, using the correct specification is what keeps the repair permanent. Every genuine Audi part is validated against the same specification as the original equipment component. Use the fitment guide or contact our parts team to confirm the correct application.

MSRP $6.77

$4.60

MSRP $6.77

$4.60

16

Radiator Coolant Hose C-Clip

1J0-121-142

Audi

Description: This genuine Audi Radiator Coolant Hose C-Clip, part number 1J0-121-142, is a small but load bearing element of the assembly, and using the factory specification matters because thread pitch, coating, and clamp load are engineered for the joint rather than generic. Every genuine Audi part is validated against the same specification as the original equipment component. Confirm fitment against your vehicle identification number before ordering.

MSRP $6.47

$4.39

MSRP $6.47

$4.39

17

Radiator Coolant Hose Adapter

1J0-121-087-B

Audi

Notes: PARTS: Part included with upper hose.

Description: Distributor. 3.2L, feed. 3.2L supply. Connector tube. 4.2L A4/S4 main. This genuine Audi Radiator Coolant Hose Adapter, part number 1J0-121-087-B, moves heat out of the engine and charge air circuits, and because modern Audi engines run tight thermal wind ...

MSRP $40.78

$27.30

MSRP $40.78

$27.30

19

Radiator Hose Clamp

N-906-872-01

Audi

Notes: PARTS: Part included with upper hose.

Description: Audi part number N-906-872-01, the factory Radiator Hose Clamp, is a small but load bearing element of the assembly, and using the factory specification matters because thread pitch, coating, and clamp load are engineered for the joint rather than generic. Ordering genuine avoids the fit and durability compromises that come with aftermarket substitutes. Fitment varies by model year, trim, and option content, so verify before ordering.

MSRP $6.27

$4.27

MSRP $6.27

$4.27

21

Radiator Coolant Hose Seal

N-907-653-02

Audi

Notes: PARTS: Part included with lower hose.

Description: 4.2L, main, A4/S4. Lower Radiator Coolant Hose. Audi part number N-907-653-02, the factory Radiator Coolant Hose Seal, creates the sealing interface between two components, and because a seal is the cheapest part in most assemblies but the most common sou ...

MSRP $15.50

$10.54

MSRP $15.50

$10.54

23

Radiator Coolant Hose Adapter

N-906-929-01

Audi

Notes: PARTS: Part included with lower hose.

Description: This genuine Audi Radiator Coolant Hose Adapter, part number N-906-929-01, moves heat out of the engine and charge air circuits, and because modern Audi engines run tight thermal windows, a partial loss of cooling capacity shows up as performance and economy loss before it shows as overheating. Every genuine Audi part is validated against the same specification as the original equipment component. Check the applications list or supply your VIN to confirm this part fits your vehicle.

MSRP $32.79

$22.37

MSRP $32.79

$22.37

23

Cooling System Bypass Line Adapter

4Z7-121-243

Audi

Description: 4.2L, feed. T-piece. 4.2L, supply, A4/S4. 4.2L main. rear. Listed under Audi part number 4Z7-121-243, this Cooling System Bypass Line Adapter moves heat out of the engine and charge air circuits, and because modern Audi engines run tight thermal windows, ...

MSRP $39.58

$27.01

MSRP $39.58

$27.01

23

Cooling System Bypass Line Adapter

8E0-265-381

Audi

Description: 4.2L, feed. 4.2L, supply, A4/S4.

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Radiator & Components for 2005 Audi S4

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Radiator & Components for 2005 Audi S4