Thermostats & Parts
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Thermostat Housing
Audi
079-121-115-BG
Genuine Audi Thermostat Housing 079-121-115-BG – Direct Replacement for Optimal Engine Cooling
Upgrade your vehicle’s cooling system...
$217.92
MSRP $320.00
Save $102.08
31.9% Off 
Thermostat Unit
Audi
079-121-115-BL
A8, S8. S7, RS7. 4.0L, primary. S6. 4.0L, main. Without RS7, main.
$266.73
MSRP $391.66
Save $124.93
31.9% Off 
Thermostat Housing
Audi
079-121-115-AT
Main, 5.2L. R8. Main, 4.2L. Incl.Gasket,Housing and Thermostat. A6.
$677.60
MSRP $930.76
Save $253.16
27.2% Off 
Valve Assembly
Audi
079-121-678-K
The Genuine Audi Valve Assembly 079-121-678-K is a direct replacement part designed for specific Audi models including A8 Quattro, RS7,...
$211.11
MSRP $309.99
Save $98.88
31.9% Off 
Thermostat Unit Gasket
Audi
07K-121-139-A
TT RS Quattro. RS3. Rear. 2.5L.
$6.67
MSRP $10.76
Save $4.09
38% Off 
Breather Tube
Audi
8W0-121-081-DA
3.0L, 2018-19, center. 3.0L, 2018-19, #3, to 10/14/2019. 2.9L, main, #2. Convertible, 3.0L, 2018-19, #3.
$43.20
MSRP $60.01
Save $16.81
28% Off 
Center Hose
Audi
8W0-122-449-CH
3.0L, 2018-19. Coupe, 3.0L.
$98.18
MSRP $141.66
Save $43.48
30.7% Off 
Thermostat Housing Bolt
Audi
N-103-470-03
5.2L, manual trans. 2008-12, 4.2L. 4.2L, manual trans. 2008-12, 3.2L. 2010-12, 3.0L. 2.0L. M6x16.
$2.10
MSRP $3.38
Save $1.28
37.9% Off 
Power Steering Pump Mount Bolt
Audi
N-101-243-06
Secure vital coolant system components with the Genuine Audi Engine Water Pump Outlet Bolt N‑101‑243‑06. This OEM hexagon socket bolt...
$0.48
MSRP $0.78
Save $0.30
38.5% Off 
Oil Filter Housing Screw
Audi
N-104-707-03
4.0L. 2.9L. 6 x 50mm. 4.2L, 2007-10. Main, 4.2L. 4.2L, front. Convertible, 3.0L. M6x50. 4.2L, lower.
$2.26
MSRP $3.64
Save $1.38
37.9% Off 
Engine Coolant Outlet Gasket
Audi
037-121-687
Outlet Flange. O-Ring. 36 x 3.15mm. 6.0L, vapor canister & sensors.
$4.39
MSRP $7.08
Save $2.69
38% Off 
Thermostat Unit
Audi
0P2-121-115-E
Maintain optimal engine temperature and performance with the Genuine OEM Audi Thermostat , part number 0P2-121-115-E (also known as...
$148.23
MSRP $217.66
Save $69.43
31.9% Off 
Filter Element Inner Seal
Audi
WHT-005-190
3.2L. 3.6L, main. 3.0L. 4.2L.
$3.47
MSRP $5.59
Save $2.12
37.9% Off 
Breather Tube
Audi
4G0-121-081-ED
2016-18, front. 3.0L gas, front.
$39.60
MSRP $55.01
Save $15.41
28% Off 
Water Hose
Audi
4KE-819-374-F
Center, # 13, to 02/14/2022. Center, single charging port, # 10. Center, # 13, from 02/14/2022.
$20.57
MSRP $33.18
Save $12.61
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