Radiator & Components for 2018 Audi A4 Quattro
No.
Part # / Description / Price
Price
1
MSRP $583.34
$402.50
5
MSRP $16.40
$10.82
8
Radiator Support Air Duct 
Audi
Audi Positions: Left
Description: 2.0L 2017-2019 auto trans. from 02/19/2018. 2017-20. from 02/19/2018.
MSRP $61.67
$44.77
MSRP $61.67
$44.77
8
Radiator Support Air Duct Audi
Audi Positions: Right
Description: 2.0L 2017-2019 auto trans. from 02/19/2018. 2017-20. from 02/19/2018.
MSRP $61.67
$44.77
MSRP $61.67
$44.77
8
Radiator Support Air Duct Audi
Audi Positions: Right
Description: 2.0L 2017-2019 auto trans. to 02/19/2018. 2017-20. to 02/19/2018.
MSRP $56.67
$41.14
MSRP $56.67
$41.14
8
Radiator Support Air Duct Audi
Audi Positions: Front left outer
Description: 2017-2019, manual trans. 2.0L 2017-2019 auto trans. to 02/19/2018. 2017-20. to 02/19/2018.
MSRP $56.67
$41.14
MSRP $56.67
$41.14
9
Radiator Support Air Duct Audi
Audi Positions: Left
Description: 2.0L 2017-2019 auto trans. 2017-20. 3.0L. Inner, 2.0L.
MSRP $27.98
$18.47
MSRP $27.98
$18.47
9
Radiator Support Air Duct Audi
Audi Positions: Right
Description: 2.0L 2017-2019 auto trans. 2017-20. 3.0L. Inner, 2.0L.
MSRP $41.98
$27.71
MSRP $41.98
$27.71
10
Audi Coolant Expansion Tank Audi
Audi Description: 2017-2019, auto trans. 2017-20. A4 allroad. To 01/14/19. 45 tsfi. A5. 01/14/19 - 06/18/20. 2021-25.
MSRP $201.67
$141.57
MSRP $201.67
$141.57
11
Coolant Reservoir Mount Bracket Audi
Audi Description: 40 tsfi. 2021-25. 2017-20. 2017-2019, manual trans. 2017-2019, auto trans. Convertible, 2.0L. Coupe, 2.0L. 45 tsfi.
MSRP $48.78
$32.19
MSRP $48.78
$32.19
14
MSRP $59.98
$43.55
15
Upper Hose Audi
Audi Positions: Upper
Description: A5. 2021-25, front left. A4. Coupe, 2.0L, front, 2018-20. Convertible, 2.0L, front.
MSRP $96.67
$67.86
MSRP $96.67
$67.86
16
Radiator Coolant Hose Seal Audi
Audi Notes: PARTS: Part included with upper hose. Part cannot be reused/reinstalled.
MSRP $2.62
$1.83
MSRP $2.62
$1.83
19
Radiator Hose Clamp Audi
Audi Notes: PARTS: Part included with upper hose. Part cannot be reused/reinstalled.
MSRP $6.27
$4.40
MSRP $6.27
$4.40
20
Radiator Coolant Hose Adapter Audi
Audi Notes: PARTS: Part included with upper hose. Part cannot be reused/reinstalled.
Description: Upper Radiator Coolant Hose. At Water Pump Housing. Incl.C-Clip and Seal. 2017-2019, auto trans. 2017-20. 45 tsfi. 2.0L, front, 2018-20, upper. Convertible, 2.0L, front, upper.
MSRP $22.78
$15.03
MSRP $22.78
$15.03
21
Engine Coolant Overflow Hose Audi
Audi Description: 40 tsfi. 2021-25, front upper, #3. 2017-2019, auto trans. 2017-20. 45 tsfi. Coupe, 2.0L, front, 2018-20, lower, from 06/26/17. Convertible, 2.0L, front, lower, from 06/26/2017.
MSRP $36.38
$24.01
MSRP $36.38
$24.01
21
Engine Coolant Overflow Hose Audi
Audi Description: 2017-20. 2.0L, manual trans. Coupe, 2.0L, front, lower, to 06/26/2017.PLEASE ORDER THE FOLLOWING FOR REPLACEMENT8W0-122-293-DL8W0-121-081-DR
22
MSRP $37.78
$24.93
23
Lower Coolant Hose Audi
Audi Positions: Lower
Description: A5. A4 allroad. To 05/16/2016. From 05/16/2016. 2.0L, front, 2018-20. 2017-20. Convertible, 2.0L, front.
MSRP $231.67
$162.63
MSRP $231.67
$162.63
25
Radiator Coolant Hose C-Clip Audi
Audi Notes: PARTS: Part included with lower hose. Part cannot be reused/reinstalled.
MSRP $6.47
$4.52
MSRP $6.47
$4.52
27
Engine Oil Temperature Sensor Audi
Audi Notes: PARTS: Part included with lower hose. Part cannot be reused/reinstalled.
MSRP $53.32
$38.71
MSRP $53.32
$38.71
29
Engine Coolant Hose Audi
Audi Notes: PARTS: Part included with lower hose. Part cannot be reused/reinstalled.
Description: Auxiliary Water Pump. Engine Cooling. Inlet. 2017-2019, auto trans. 2017-20.
MSRP $51.58
$31.21
MSRP $51.58
$31.21
30
Engine Coolant Reservoir Overflow Hose Clamp Audi
Audi Notes: PARTS: Part included with lower hose. Part cannot be reused/reinstalled.
MSRP $8.87
$6.20
MSRP $8.87
$6.20
31
Audi front radiator air duct Audi
Audi Description: 2017-2019, auto trans. 2.0L 2020-24 40 tsfi. 2021-25. 2017-20. Convertible, upper. Coupe, 2.0 or 3.0L, upper. 2.0L 2020-25 45 tsfi. 2.9L. upper.
MSRP $33.58
$22.16
MSRP $33.58
$22.16
32
Radiator Support Air Duct Audi
Audi Description: 2.0L 2017-2019 auto trans. 2.0L 2020-24 40 tsfi. 2021-25. 2017-20. Convertible, lower. Coupe, 2.0 or 3.0L, lower. 2.0L 2020-25 45 tsfi. 2.9L. lower, rear.
MSRP $56.67
$41.14
MSRP $56.67
$41.14