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Cooling Systems

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Cooling Systems
4L121011N - : Water Pump for Audi: A3 Image

Water Pump
Part Number: 04L-121-011-N
Audi Audi
Notes: Includes Gasket.
Applications: 2.0L TDI.
Other Names: Water Pump Assembly
Replaces: 04L-121-011, 04L-121-011-E, 04L-121-011-L, 04L-121-011-P
Description: A3. 2.0L, diesel, main, new.
Fits:
  • Audi:
    • A3
MSRP $406.86
$292.94
4L121058AA - : Engine Coolant Hose for Audi: A3 Image

Engine Coolant Hose
Part Number: 04L-121-058-AA
Audi Audi
Other Names: Hose
Description: Engine Cooling. Regulating Flap. Inlet.
Fits:
  • Audi:
    • A3
MSRP $26.38
$16.49
4L121058G - : Engine Coolant Hose for Audi: A3 Image

Engine Coolant Hose
Part Number: 04L-121-058-G
Audi Audi
Notes: Included with connector tube.
Other Names: Hose
Description: Inlet. 2.0L, diesel, intercooler.
Fits:
  • Audi:
    • A3
MSRP $14.66
$9.16
4L121101A - : Engine Coolant Hose for Audi: A3 Image

Engine Coolant Hose
Part Number: 04L-121-101-A
Audi Audi
Notes: Included with hose & tube assembly.
Other Names: Rear Hose, Hose
Replaces: 04L-121-101
Description: Charge Air Cooling. Inlet. Pipe to Intake Manifold. 2.0L, diesel, intercooler.
Fits:
  • Audi:
    • A3
MSRP $29.38
$18.36
4L131582B - : Pipe for Audi: A3 Image

Pipe
Part Number: 04L-131-582-B
Audi Audi
Notes: Included with filter assembly.
Description: Diesel, filter & components.
Fits:
  • Audi:
    • A3
MSRP $17.64
$11.03
4L906088JE - : Sensor for Audi: A3 Image

Sensor
Part Number: 04L-906-088-JE
Audi Audi
Replaces: 04L-906-088-BB
Description: Emissions temp sensor. A3. Before particulate filter. Diesel, filter & components, before filter.
Fits:
  • Audi:
    • A3
MSRP $241.65
$173.99
4M0121056AB - : Connector Hose for Audi: Q7 Image

Connector Hose
Part Number: 4M0-121-056-AB
Audi Audi
Notes: Included with upper hose.
Other Names: Hose
Description: 2.0L.
Fits:
  • Audi:
    • Q7
MSRP $55.65
$41.74
4M0121056AD - : Engine Coolant Hose for Audi: Q7 Image

Engine Coolant Hose
Part Number: 4M0-121-056-AD
Audi Audi
Other Names: Hose
Description: Engine Cooling. Solenoid Valve to Pipe.
Fits:
  • Audi:
    • Q7
MSRP $55.65
$41.74
4M0121081DH - : Vent Tube for Audi: SQ7, SQ8 Image

Vent Tube
Part Number: 4M0-121-081-DH
Audi Audi
Other Names: Pipe
Description: 4.0L, main, lower, SQ8.
Fits:
  • Audi:
    • SQ7,
    • SQ8
MSRP $66.67
$50.00
4M0121123G - : HVAC Heater Hose for Audi: Q7, Q8, RS Q8, SQ7, SQ8 Image

HVAC Heater Hose
Part Number: 4M0-121-123-G
Audi Audi
Other Names: Hose
Description: AuxIliary HVAC. Underbody Pipe to Pipe. Rear.
Fits:
  • Audi:
    • Q7,
    • Q8,
    • RS Q8,
    • SQ7,
    • SQ8
MSRP $11.78
$7.36
4M0121214 - : Mount Bracket for Audi: Q7 Image

Mount Bracket
Part Number: 4M0-121-214
Audi Audi
Other Names: Front Bracket, Bracket
Description: 2017-19, main. 2.0L, front.
Fits:
  • Audi:
    • Q7
MSRP $21.58
$13.49
4M0121219D - : Radiator Shutter Assembly for Audi: Q7, SQ7 Image

Radiator Shutter Assembly
Part Number: 4M0-121-219-D
Audi Audi
Applications: 2.0L. 3.0L MAIN COOLING SYSTEM.
Other Names: Shutter, Blind
Description: From 04/08/2024. Q7.
Fits:
  • Audi:
    • Q7,
    • SQ7
MSRP $518.32
$373.20
4M0121232E - : Lower Bracket for Audi: Q7, Q8, RS Q8, SQ7, SQ8 Image

Lower Bracket
Part Number: 4M0-121-232-E
Audi Audi
Other Names: Bracket
Description: 2020-24, main. 4.0L. 3.0L, main.
Fits:
  • Audi:
    • Q7,
    • Q8,
    • RS Q8,
    • SQ7,
    • SQ8
MSRP $12.23
$7.65
4M0121262R - : Mount Bracket for Audi: Q7 Image

Mount Bracket
Part Number: 4M0-121-262-R
Audi Audi
Other Names: Bracket
Replaces: 4M0-121-262-Q
Description: 2017-19, auxiliary.
Fits:
  • Audi:
    • Q7
MSRP $230.82
$166.19
4M0121268A - : Auxiliary Radiator Isolator for Audi: A4, A4 allroad, A4 Quattro, A5 Quattro, A5 Sportback, A6 allroad, A6 Quattro, A7 Sportback, A8 Quattro, e-tron Quattro, e-tron S, e-tron S Sportback, e-tron Sportback, Q5, Q5 PHEV, Q5 Sportback, Q7, Q8, Q8 e-tron, Q8 e-tron Sportback, RS Q8, RS5, RS5 Sportback, RS6 Avant, RS7 Sportback, S4, S5, S5 Sportback, S6, S7 Sportback, S8, SQ5, SQ5 Sportback, SQ7, SQ8, SQ8 e-tron, SQ8 e-tron Sportback Image

Auxiliary Radiator Isolator
Part Number: 4M0-121-268-A
Audi Audi
Other Names: Radiator Lower Insulator, Frame Isolator, Lower Mount, Radiator Isolator, Radiator Rubber Mount, Radiator Grommet, Mounting
Fits:
  • Audi:
    • A4,
    • A4 allroad,
    • A4 Quattro,
    • A5 Quattro,
    • A5 Sportback,
    • A6 allroad,
    • A6 Quattro,
    • A7 Sportback,
    • A8 Quattro,
    • e-tron Quattro,
    • e-tron S,
    • e-tron S Sportback,
    • e-tron Sportback,
    • Q5,
    • Q5 PHEV,
    • Q5 Sportback,
    • Q7,
    • Q8,
    • Q8 e-tron,
    • Q8 e-tron Sportback,
    • RS Q8,
    • RS5,
    • RS5 Sportback,
    • RS6 Avant,
    • RS7 Sportback,
    • S4,
    • S5,
    • S5 Sportback,
    • S6,
    • S7 Sportback,
    • S8,
    • SQ5,
    • SQ5 Sportback,
    • SQ7,
    • SQ8,
    • SQ8 e-tron,
    • SQ8 e-tron Sportback
MSRP $24.78
$15.49
4M0121283BS - : Air Baffle for Audi: Q7 Image

Air Baffle
Part Number: 4M0-121-283-BS
Audi Audi
Other Names: Air Duct
Description: 3.0L, large.
Fits:
  • Audi:
    • Q7
MSRP $49.58
$30.99
4M0121283CE - : Air Baffle for Audi: Q7 Image

Air Baffle
Part Number: 4M0-121-283-CE
Audi Audi
Other Names: Air Duct
Description: 2.0L.
Fits:
  • Audi:
    • Q7
MSRP $61.67
$46.25
4M0121283EF - : Shutter Duct for Audi: Q7, SQ7 Image

Shutter Duct
Part Number: 4M0-121-283-EF
Audi Audi
Other Names: Air Duct
Fits:
  • Audi:
    • Q7,
    • SQ7
MSRP $53.33
$40.00
4M0121287C - : Center Duct for Audi: Q7, SQ7 Image

Center Duct
Part Number: 4M0-121-287-C
Audi Audi
Other Names: Air Duct
Description: 2.0, 4.0L, from 04/08/2024.
Fits:
  • Audi:
    • Q7,
    • SQ7
MSRP $32.18
$20.11
4M0121313CJ - : Pump Bracket for Audi: Q7 Image

Pump Bracket
Part Number: 4M0-121-313-CJ
Audi Audi
Other Names: Bracket
Description: 2.0L.
Fits:
  • Audi:
    • Q7
MSRP $14.70
$9.18
4M0121321R - : Cap for Audi: A4, A4 allroad, A4 Quattro, A5 Quattro, A5 Sportback, Q5, Q5 Sportback Image

Cap
Part Number: 4M0-121-321-R
Audi Audi
Notes: Included with reservoir.
Applications: 2.0L.
Other Names: Reservoir Cap, Radiator Cap
Description: 40 tsfi. 2021-25. Expansion tank cap. A4 allroad. A4 Quattro. Q5 Sportback. Location-Reservoir. 45 tsfi. Coupe, 2.0L.
Fits:
  • Audi:
    • A4,
    • A4 allroad,
    • A4 Quattro,
    • A5 Quattro,
    • A5 Sportback,
    • Q5,
    • Q5 Sportback
MSRP $29.62
$18.51
4M0121334E - : Air Duct for Audi: Q7 Image

Air Duct
Part Number: 4M0-121-334-E
Audi Audi
Description: 2017-19, auxiliary.
Fits:
  • Audi:
    • Q7
MSRP $75.49
$56.61
4M0121403G - : Expansion Tank for Audi: Q7, Q8, RS Q8, SQ7, SQ8 Image

Expansion Tank
Part Number: 4M0-121-403-G
Audi Audi
Applications: 4.0L COOLING SYSTEM. 3.0L MAIN COOLING SYSTEM.
Other Names: Reservoir, Tank
Replaces: 4M0-121-403-C, 4M0-121-403-E
Description: Q7. 2020-24, main. 4.0L. SQ7. SQ8. RS Q8. 3.0L, main.
Fits:
  • Audi:
    • Q7,
    • Q8,
    • RS Q8,
    • SQ7,
    • SQ8
MSRP $39.38
$24.61
4M0122055AL - : Lower Hose for Audi: Q7 Image

Lower Hose
Part Number: 4M0-122-055-AL
Audi Audi
Applications: 3.0L MAIN COOLING SYSTEM.
Other Names: Water Hose
Description: Q7.
Fits:
  • Audi:
    • Q7
MSRP $201.65
$145.20
4M0122101CJ - : Upper Hose for Audi: Q7 Image

Upper Hose
Part Number: 4M0-122-101-CJ
Audi Audi
Notes: Part has related component that cannot be reused/reinstalled. o-ring. included with lower hose.
Applications: 2.0L.
Other Names: Water Hose
Description: Q7. 2.0L.
Fits:
  • Audi:
    • Q7
MSRP $246.67
$177.60
4M0122101DR - : Upper Hose for Audi: Q7, Q8 Image

Upper Hose
Part Number: 4M0-122-101-DR
Audi Audi
Applications: 3.0L MAIN COOLING SYSTEM.
Other Names: Water Hose
Description: Q8. Q7. 3.0L, main.
Fits:
  • Audi:
    • Q7,
    • Q8
MSRP $86.67
$62.40
4M0145334AA - : Duct for Audi: Q7 Image

Duct
Part Number: 4M0-145-334-AA
Audi Audi
Other Names: Air Duct F
Description: 3.0L, intercooler.
Fits:
  • Audi:
    • Q7
MSRP $85.00
$61.20
4M0145804AA - : Auxiliary Radiator for Audi: Q7, S6, S7 Sportback Image

Auxiliary Radiator
Part Number: 4M0-145-804-AA
Audi Audi
Applications: 2.9L. 3.0L SECONDARY COOLING SYSTEM (2017-2019).
Other Names: Radiator
Description: 2.9 Liter Main. Supercharger Cooling. Fits Q7, S6 2.9 Liter, Main. 2017-19, Auxiliary, Inner. Q7 Inner. S7 Front (Secondary). S6....
Fits:
  • Audi:
    • Q7,
    • S6,
    • S7 Sportback
MSRP $441.65
$318.00
4M0145804BM - : Inter-Cooler for Audi: SQ7, SQ8 Image

Inter-Cooler
Part Number: 4M0-145-804-BM
Audi Audi
Other Names: Cooler
Description: SQ7. Right. SQ8.
Fits:
  • Audi:
    • SQ7,
    • SQ8
MSRP $775.00
$558.00
4M0399300D - : Inner Shield for Audi: RS Q8, SQ7, SQ8 Image

Inner Shield
Part Number: 4M0-399-300-D
Audi Audi
Other Names: Shield
Description: 4.0L.
Fits:
  • Audi:
    • RS Q8,
    • SQ7,
    • SQ8
MSRP $48.78
$30.49
4M0399300E - : Side Shield for Audi: Q7, Q8 Image

Side Shield
Part Number: 4M0-399-300-E
Audi Audi
Other Names: Shield
Replaces: 4M0-399-300-B
Description: 3.0L. 2.0L.
Fits:
  • Audi:
    • Q7,
    • Q8
MSRP $12.00
$7.50
4M0399345L - : Lower Reinforced for Audi: Q7, RS Q8, SQ7, SQ8 Image

Lower Reinforced
Part Number: 4M0-399-345-L
Audi Audi
Other Names: Strut Brac
Description: 3.0L, with elect. Stability. 2.0L, with elect. 4.0L, with elect.
Fits:
  • Audi:
    • Q7,
    • RS Q8,
    • SQ7,
    • SQ8
MSRP $780.00
$608.40
4M0807158D - : Air Duct for Audi: Q7 Image

Air Duct
Part Number: 4M0-807-158-D
Audi Audi
Replaces: 4M0-807-158-C
Description: 2017-19.
Fits:
  • Audi:
    • Q7
MSRP $60.31
$45.24
4M0807606B9B9 - : Duct for Audi: Q7, SQ7 Image

Duct
Part Number: 4M0-807-606-B-9B9
Audi Audi
Other Names: Air Duct
Description: Q7, bumper cover & trim. SQ7, bumper cover & trim.
Fits:
  • Audi:
    • Q7,
    • SQ7
MSRP $58.78
$36.74
4M0819314L - : HVAC Heater Hose for Audi: Q7, Q8 Image

HVAC Heater Hose
Part Number: 4M0-819-314-L
Audi Audi
Other Names: Water Hose
Description: Primary HVAC. Assy.Connector to Pipe. Left. From 03/07/2022.
Fits:
  • Audi:
    • Q7,
    • Q8
MSRP $14.97
$9.35
4M0819342Q - : Water Hose for Audi: Q7 Image

Water Hose
Part Number: 4M0-819-342-Q
Audi Audi
Description: 2017-19.
Fits:
  • Audi:
    • Q7
MSRP $49.38
$30.86
4M0825214J - : Rear Shield for Audi: Q7, Q8, RS Q8, SQ7, SQ8 Image

Rear Shield
Part Number: 4M0-825-214-J
Audi Audi
Other Names: Lining
Replaces: 4M0-825-214-F, 4M0-825-214-G, 4M0-825-214-H
Fits:
  • Audi:
    • Q7,
    • Q8,
    • RS Q8,
    • SQ7,
    • SQ8
MSRP $191.67
$138.00
4M0825285P - : Floor Pan Splash Shield for Audi: Q7, SQ7 Image

Floor Pan Splash Shield
Part Number: 4M0-825-285-P
Audi Audi
Other Names: Front Shield, Baffle
Replaces: 4M0-825-285-K
Description: To 05/16/2022. From 05/16/2022. To 02/05/2024.
Fits:
  • Audi:
    • Q7,
    • SQ7
MSRP $195.00
$140.40
4M0898037D - : Heater Hose for Audi: Q7, SQ7 Image

Heater Hose
Part Number: 4M0-898-037-D
Audi Audi
Other Names: Tube Assembly, Pipe
Description: Q7. 4 zone climate control. SQ7.
Fits:
  • Audi:
    • Q7,
    • SQ7
MSRP $129.98
$93.59
4M1898037 - : Tube Assembly for Audi: A4, A4 allroad, A4 Quattro, A5 Quattro, A5 Sportback, A6 allroad, A6 Quattro, A7 Sportback, A8 Quattro, e-tron Quattro, e-tron S, e-tron S Sportback, e-tron Sportback, Q5, Q5 PHEV, Q5 Sportback, Q7, Q8, Q8 e-tron, Q8 e-tron Sportback, RS Q8, RS5, RS5 Sportback, RS6 Avant, RS7 Sportback, S4, S5, S5 Sportback, S6, S7 Sportback, S8, SQ5, SQ5 Sportback, SQ7, SQ8, SQ8 e-tron, SQ8 e-tron Sportback Image

Tube Assembly
Part Number: 4M1-898-037
Audi Audi
Notes: Part has related components that cannot be reused/reinstalled. seal and gasket.
Other Names: Inlet Tube, Pipe Assembly, Heater Hose, Pipe
Fits:
  • Audi:
    • A4,
    • A4 allroad,
    • A4 Quattro,
    • A5 Quattro,
    • A5 Sportback,
    • A6 allroad,
    • A6 Quattro,
    • A7 Sportback,
    • A8 Quattro,
    • e-tron Quattro,
    • e-tron S,
    • e-tron S Sportback,
    • e-tron Sportback,
    • Q5,
    • Q5 PHEV,
    • Q5 Sportback,
    • Q7,
    • Q8,
    • Q8 e-tron,
    • Q8 e-tron Sportback,
    • RS Q8,
    • RS5,
    • RS5 Sportback,
    • RS6 Avant,
    • RS7 Sportback,
    • S4,
    • S5,
    • S5 Sportback,
    • S6,
    • S7 Sportback,
    • S8,
    • SQ5,
    • SQ5 Sportback,
    • SQ7,
    • SQ8,
    • SQ8 e-tron,
    • SQ8 e-tron Sportback
MSRP $163.32
$117.60
4M8121081B - : Vent Tube for Audi: RS Q8 Image

Vent Tube
Part Number: 4M8-121-081-B
Audi Audi
Other Names: Pipe
Replaces: 4M8-121-081
Description: 4.0L, main, lower, rsq8.
Fits:
  • Audi:
    • RS Q8
MSRP $101.67
$73.20
4M8121283AN - : Lower Baffle for Audi: RS Q8 Image

Lower Baffle
Part Number: 4M8-121-283-AN
Audi Audi
Other Names: Air Duct
Description: Rsq8.
Fits:
  • Audi:
    • RS Q8
MSRP $50.98
$38.24
4M8121283BC - : Air Baffle for Audi: RS Q8 Image

Air Baffle
Part Number: 4M8-121-283-BC
Audi Audi
Other Names: Air Duct
Description: 4.0L, rsq8.
Fits:
  • Audi:
    • RS Q8
MSRP $57.32
$42.99
4M8121283H - : Air Baffle for Audi: SQ8 Image

Air Baffle
Part Number: 4M8-121-283-H
Audi Audi
Other Names: Air Duct
Description: 4.0L, SQ8.
Fits:
  • Audi:
    • SQ8
MSRP $66.66
$50.00
4M8121284BC - : Air Baffle for Audi: RS Q8 Image

Air Baffle
Part Number: 4M8-121-284-BC
Audi Audi
Other Names: Air Duct
Description: 4.0L, rsq8.
Fits:
  • Audi:
    • RS Q8
MSRP $57.32
$42.99
4M8121285 - : Upper Duct for Audi: Q8 Image

Upper Duct
Part Number: 4M8-121-285
Audi Audi
Other Names: Air Duct
Description: 3.0L.
Fits:
  • Audi:
    • Q8
MSRP $106.67
$76.80
4M8121285BB - : Upper Duct for Audi: RS Q8, SQ8 Image

Upper Duct
Part Number: 4M8-121-285-BB
Audi Audi
Other Names: Air Duct
Description: 4.0L, rsq8.
Fits:
  • Audi:
    • RS Q8,
    • SQ8
MSRP $57.32
$42.99
4M8121285H - : Upper Duct for Audi: RS Q8, SQ8 Image

Upper Duct
Part Number: 4M8-121-285-H
Audi Audi
Other Names: Air Duct
Description: 4.0L, rsq8.
Fits:
  • Audi:
    • RS Q8,
    • SQ8
MSRP $76.67
$57.50
4M8122055 - : Lower Hose for Audi: RS Q8 Image

Lower Hose
Part Number: 4M8-122-055
Audi Audi
Applications: 4.0L COOLING SYSTEM.
Other Names: Water Hose
Description: RS Q8.
Fits:
  • Audi:
    • RS Q8
MSRP $156.67
$112.80
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