Audi S4 Radiators & Hoses
We stock Genuine OEM Audi® Radiators & Hoses for your Audi S4. A new OEM radiator can efficiently transfer heat away from the engine, preventing overheating and damage, ensuring smooth and reliable vehicle performance. OEM radiators are specifically designed to fit your vehicle's make and model, optimizing cooling efficiency and improving fuel economy. Investing in an OEM radiator guarantees superior quality, durability, and compatibility with your vehicle. Manufacturer's Warranty Included. Guaranteed Fit. Experts standing by.
1998-2011 Audi - Bracket
Audi
4B0-615-133-G
With 320mm rotor. Itt brakes. 321mm rotor. With 321mm rotor. A4.
2000-2002 Audi - Air Tube Seal
Audi
078-133-148-A
6 cylinder, 2.7L, #2. 1.8L, 180 horsepower, 2000-02. 2.7L v6, #2.
$6.94
MSRP $10.75
Save $3.81
35.4% Off 
1998-2011 Audi - Bracket
Audi
4B0-615-134-F
With 312mm rotor. Itt brakes. 312mm rotor. With 314mm rotor.
2009-2015 Audi - Adapter
Audi
8K0-941-110
2009-2012, with xenon headlamps, without directional beam. Led with directional beam headlamp. 2013-17 with directional beam with xenon...
$21.56
MSRP $34.78
Save $13.22
38% Off 
2010-2012 Audi - Water Inlet Tube
Audi
8K0-145-931-D
Water inlet tube. 3.0L, auxiliary, 2010-12. 3.0L, hoses & pipes, 2010-2012.
2009-2015 Audi - Adapter
Audi
8K0-941-109
2009-2012, with xenon headlamps, with directional beam. Led with directional beam headlamp. 2013-17 with directional beam with xenon...
$21.56
MSRP $34.78
Save $13.22
38% Off 
2017-2025 Audi - Drain Tube
Audi
4N0-915-531
Drain hose. Tube. 2017-25, main. MAIN. 2.0L. MAIN. 3.0L. Convertible, main. 12 volt main.
$5.15
MSRP $7.69
Save $2.54
33% Off 
Inter-Cooler Pipe
Audi
06M-145-673-DT
S5. Inlet. At turbocharger. 3.0L. to 01/10/2024. 3.0L. to 11/01/2024. 3.0L, from 01/10/2024. Convertible, 3.0L. 3.0L, fom 11/01/2024.
$155.76
MSRP $220.00
Save $64.24
29.2% Off 
Coolant Line
Audi
078-121-598-B
A6/S6. Feed. Right. 6 cylinder 2.7L. front. 2.7L v6. front to vin 2138000.
1995-2002 Audi - Coolant Line
Audi
078-121-597-K
A6/S6. Feed. Left. 6 cylinder 2.7L. front. 2.7L v6. front to vin 2138000.
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