Thermostats & Parts
availability
Engine Coolant Outlet Flange
Audi
079-121-147-C
From Water Pump Housing. Union. 4.0L, primary. 4.0L with RS7 front center.
$36.69
MSRP $53.18
Save $16.49
31% Off 
Engine Water Pump
Audi
022-121-011
Incl.O-Ring. A3. 3.2l. Remanufactured. 3.2L, new. TT.
$227.29
MSRP $286.99
Save $59.70
20.8% Off 
Engine Water Pump Housing O-Ring
Audi
WHT-007-814
O-Ring. 55 x 5.33mm. 4.0L, #2. Main. 55x5,33.
$17.95
MSRP $26.02
Save $8.07
31% Off 
Engine Coolant Pipe
Audi
5Q0-121-064-CN
Oil cooler tube. Engine code dhha, left side. Vent tube. 2.0L, code dhha, left side. ATF Cooling. Flow Not Specified. Cooler to...
$52.14
MSRP $63.90
Save $11.76
18.4% Off 
Engine Coolant Thermostat
Audi
050-121-113-C
4 cylinder. A4. 1.8L, 180 horsepower. With 180hp. 87-102 Degrees C. TT.
$50.03
MSRP $61.32
Save $11.29
18.4% Off 
Engine Coolant Bypass Pipe O-Ring
Audi
06B-121-687
2.0L, diesel. 20.5 x 5.5mm.
$4.28
MSRP $6.19
Save $1.91
30.9% Off 
Engine Coolant Water Inlet Gasket
Audi
079-121-043-B
Outlet From Block. 4.0L, primary. 4.0L without RS7 main return. With RS7, front center.
$17.79
MSRP $25.78
Save $7.99
31% Off 
Engine Coolant Hose
Audi
8W0-122-445-C
ATF Cooling. Cooler to Pipe. Incl.Inlet & Outlet Hoses. Hose assy. Water hose. 2017-2019. 40 tsfi. 2021-25. 2017-20. Convertible, 2.0L.
$23.17
MSRP $33.58
Save $10.41
31% Off 
Radiator Coolant Hose Adapter
Audi
079-121-131-AM
Inlet pipe. 4.2L, feed. 4.2L, supply.
$96.47
MSRP $119.98
Save $23.51
19.6% Off 
Hose & Tube Assembly
Audi
80A-819-350-AJ
2.0L plug-in hybrid, center.
$64.50
MSRP $79.05
Save $14.55
18.4% Off 
Coolant Hose
Audi
8V0-121-051
Coolant hose. 2.5L, rear. Right Radiator. Pipe to Solenoid.
$24.00
MSRP $34.78
Save $10.78
31% Off 
Pipe
Audi
06E-121-045-R
Water pipe. From5400000. A4 Cabriolet. 3.2l. 3.2L supply.
$219.12
MSRP $276.66
Save $57.54
20.8% Off 
Engine Coolant Pipe
Audi
06N-121-075-C
2021-25 front upper. from 09/07/2021. 40 tsfi, from 09/07/2021. Tube. 2.0L front. engine code: t2b. Coupe, 2.0L, front, 2021-24.
$84.94
MSRP $105.66
Save $20.72
19.6% Off 
Engine Coolant Pipe
Audi
4G0-121-071-N
2012-15 3.0L gas return. Tube. 2016-18, front. Connector pipe. Gas, return, from 3/11. 3.0L gas front. 3.0L diesel, supply.
$201.95
MSRP $254.99
Save $53.04
20.8% Off 
Engine Coolant Pipe
Audi
4KE-819-885-J
Center, single charging port, # 2.
$78.67
MSRP $97.85
Save $19.18
19.6% Off 
Engine Coolant Pipe
Audi
4KE-819-928-L
Center, single charging port, # 3.
$76.38
MSRP $95.00
Save $18.62
19.6% Off 
Engine Coolant Pipe
Audi
4E0-121-399-G
Connector pipe. 6.0L, return, from vin 4e6011643. Water pipe. 5.2L, return, without transfer case cooler. 6.0L return to vin 4e6011642.
$115.23
MSRP $143.31
Save $28.08
19.6% Off 
Engine Coolant Pipe
Audi
079-121-065-P
Water manifold. S4, RS4. Cabriolet S4. 4.2L, return, 2005-06. 4.2L A4/S4 return. Q7.
$203.27
MSRP $256.65
Save $53.38
20.8% Off 
Hose & Tube Assembly
Audi
1EA-122-050-BG
Rwd with r-1234yf refrigerant right. to 10/30/2023.
$91.11
MSRP $113.32
Save $22.21
19.6% Off 
Engine Coolant Pipe
Audi
04L-121-070-AB
Hose & tube assy. 2.0L, diesel, radiator.
$56.97
MSRP $69.82
Save $12.85
18.4% Off 
Engine Coolant Pipe O-Ring
Audi
07D-121-666-A
18 x 2mm. 6.0L, primary.
$9.45
MSRP $13.70
Save $4.25
31% Off 
Engine Coolant Pipe
Audi
06D-121-065-J
Tube. 2.0L, return. A4 Cabriolet. 2.0l.
$376.19
MSRP $474.99
Save $98.80
20.8% Off 
Engine Coolant Pipe
Audi
8B3-121-400-Q
Tube assy. 2.0L, center.
$96.48
MSRP $120.00
Save $23.52
19.6% Off 
Engine Coolant Pipe
Audi
4K0-819-460
2.0L, right, #3. A7 Sportback. Pipe to hose.
$90.57
MSRP $112.65
Save $22.08
19.6% Off Engine Coolant Pipe
Audi
8B3-121-400-R
Tube assy. 3.0L, lower.
$96.48
MSRP $120.00
Save $23.52
19.6% Off 
Engine Coolant Pipe O-Ring
Audi
N-910-085-01
35 x 3mm. 5.2L rear.
$4.95
MSRP $7.18
Save $2.23
31.1% Off 
Engine Coolant Thermostat Housing Seal
Audi
04E-121-119-D
1.4L. A3. Thermostat Location-Water Pump Housing.
$4.11
MSRP $5.95
Save $1.84
30.9% Off 
Turbocharger Oil Line O-Ring
Audi
WHT-006-537
Feed. At Turbo. 11 x 2.8mm. Turbocharger Cooling. 11 x 2.8mm. Return. Supply. 4.0L. from 1/2013.
$4.98
MSRP $7.22
Save $2.24
31% Off 
Engine Coolant Overflow Hose
Audi
8W0-121-081-DA
3.0L, 2018-19, #3. 2.9L main. #2. Coupe, 3.0L, #3, to 10/14/2019.
$48.96
MSRP $60.01
Save $11.05
18.4% Off 
Engine Coolant Pipe
Audi
06K-121-075-BH
Engine code dhha, left side. 2.0L, code dhha, left side. Engine code cntc. 2.0L, gas engine code czra. from 11/09/2018. Vent tube. 2.0L,...
$72.35
MSRP $89.98
Save $17.63
19.6% Off 
Engine Coolant Hose
Audi
059-121-454-H
Turbocharger Cooling. All Required. Diesel, lower, 2013-14. Water pipe. 3.0L diesel, return.
$36.97
MSRP $53.58
Save $16.61
31% Off 
Engine Coolant Thermostat Kit
Audi
022-121-111-H
Incl.Gasket,Housing and Thermostat. TT. 3.2L, main.
$400.40
MSRP $513.33
Save $112.93
22% Off 
Engine Water Pump Housing
Audi
06L-121-111-N
Incl.Engine Coolant Thermostat Gasket,Housing and Thermostat. S3. A4 allroad. Engine code: dsfd. Engine code: dnvb or dywa, from...
$457.60
MSRP $586.67
Save $129.07
22% Off 
Engine Coolant Pipe O-Ring
Audi
06E-121-119-A
31.9 x 3.3mm. 3.2L, supply.
$4.98
MSRP $7.21
Save $2.23
30.9% Off 
Engine Coolant Outlet Gasket
Audi
059-121-149-E
Outlet Flange. 3.0L diesel, return.
$5.20
MSRP $7.54
Save $2.34
31% Off 
Engine Coolant Pipe O-Ring
Audi
N-900-970-01
3.0L, without plug-in hybrid, alternator.
$3.49
MSRP $5.06
Save $1.57
31% Off 
Engine Coolant Pipe
Audi
06M-121-481-AG
Tube. 2.9L, main.
$154.44
MSRP $194.99
Save $40.55
20.8% Off 
Engine Coolant Pipe O-Ring
Audi
077-121-437
15 x 2mm. All Required. 4.2L, 2004-06.
$9.20
MSRP $13.34
Save $4.14
31% Off 
Engine Coolant Pipe
Audi
80A-121-070-A
3.0L main hoses. Cross over pipe.
$120.05
MSRP $149.32
Save $29.27
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