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OEM Audi Radiators

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There are a range of different components in your Audi that help to keep it running smoothly. The engine in your vehicle produces a lot of heat and power, and this has to be regulated to ensure it remains at an optimal temperature. To ensure proper performance, your vehicle's radiator has the job of regulating the internal temperature of your engine. It does this by moving coolant to and from the engine area, which absorbs heat. The process repeats itself as needed. The radiator might have a hard time doing this if it starts to age and experience wear and tear. You want to keep an eye on your car's thermostat for any potential signs that something is wrong with your radiator. You also can check for holes or cracks in any of the cooling system parts to ensure there is no coolant leaking out from the area. Don't ignore problems and wait until your vehicle overheats to make a replacement. You can keep your car nice and cool by replacing your radiator with an OEM Audi part found on our web store. Using OEM replacements will ensure that your car continues to operate efficiently.

Radiator
Part Number: 8K0-121-251-AG
Description: A6. More Info
Fits:
  • Audi:
    • A6,
    • A6 Quattro
MSRP $491.67
$354.00
MSRP $491.67
$354.00
Radiator
Part Number: 8K0-121-251-AM
Replaces: 8K0-121-251-AB, 8K0-121-251-S
Description: S5. Rs 5. Auto trans. More Info
Fits:
  • Audi:
    • RS5,
    • S5
MSRP $438.33
$315.60
MSRP $438.33
$315.60
Radiator
Part Number: 8V0-121-251-B
Other Names: Auxiliary Radiator More Names
Description: 2.5 Liter Main. Primary. Fits RS3, TT RS 2.5 Liter, Main. RS3. TT. TT. RS3. More Info
Fits:
  • Audi:
    • RS3,
    • TT Quattro,
    • TT RS Quattro
MSRP $426.67
$307.20
MSRP $426.67
$307.20
Radiator
Part Number: 8W0-121-251-AA
Description: 2.0L plug-in hybrid. More Info
Fits:
  • Audi:
    • Q5 PHEV
MSRP $423.33
$304.80
MSRP $423.33
$304.80
Radiator
Part Number: 8W0-121-251-AK
Replaces: 8W0-121-251-L
Description: A5. Q7. 2.0L, main. A4 allroad. A6 Quattro. More Info
Fits:
  • Audi:
    • A4,
    • A4 allroad,
    • A4 Quattro,
    • A5 Quattro,
    • A5 Sportback,
    • A6 Quattro,
    • Q7,
    • S6
  • 3 more
MSRP $330.00
$237.60
MSRP $330.00
$237.60
Radiator
Part Number: 4E0-121-251-C
Description: A8. More Info
Fits:
  • Audi:
    • A8 Quattro
MSRP $333.40
$240.05
MSRP $333.40
$240.05
Radiator
Part Number: 4E0-121-251-F
Replaces: 4E0-121-251-D
Description: A8. S8. Main. 4.2L, 2007-10. More Info
Fits:
  • Audi:
    • A8 Quattro,
    • S8
MSRP $438.33
$315.60
MSRP $438.33
$315.60
Radiator
Part Number: 4F0-121-251-AC
Replaces: 4F0-121-251-S
Description: S6. Primary. More Info
Fits:
  • Audi:
    • S6
MSRP $446.67
$321.60
MSRP $446.67
$321.60
Radiator
Part Number: 4M0-121-251-M
Description: S8. 4.0L. More Info
Fits:
  • Audi:
    • S8,
    • SQ7,
    • SQ8
MSRP $620.00
$446.40
MSRP $620.00
$446.40
Radiator
Part Number: 4S0-121-254-B
Positions: Front Center
Fits:
  • Audi:
    • R8
MSRP $463.33
$333.60
MSRP $463.33
$333.60
Radiator
Part Number: 5Q0-121-251-HG
Description: 1.4L, auxiliary, to 07/25/2016. More Info
Fits:
  • Audi:
    • A3 Sportback e-tron
MSRP $260.00
$187.20
MSRP $260.00
$187.20
Radiator
Part Number: 8E0-121-251-AB
Other Names: Radiator More Names
Replaces: 8E0-121-251-AC
Description: Primary. Fits S4 Radiator - Repair or Replace Typical symptoms for a failed radiator include both an overheating engine and a coolant... More Info
Fits:
  • Audi:
    • S4
MSRP $1,143.33
$823.20
MSRP $1,143.33
$823.20
Radiator
Part Number: 8E0-121-251-AJ
Other Names: Radiator More Names
Description: Primary. Fits RS4, S4 4.2 Liter, Main, A4/S4, Auto Trans. 4.2 Liter, Main, Auto Trans. Cabriolet S4 Main Radiator Auto Trans. S4, RS4... More Info
Fits:
  • Audi:
    • RS4,
    • S4
MSRP $438.33
$315.60
MSRP $438.33
$315.60
Radiator
Part Number: 8J0-121-251-B
Description: TT. 2.5L, main. More Info
Fits:
  • Audi:
    • TT Quattro,
    • TT RS Quattro,
    • TTS Quattro
MSRP $766.67
$552.00
MSRP $766.67
$552.00
Radiator
Part Number: 4B3-121-251-D
Other Names: Radiator More Names
Description: Fits A6, RS6, S6 4.2 Liter V8. A6/S6. A6/S6. 4.2L v8. More Info
Fits:
  • Audi:
    • A6 Quattro,
    • RS6,
    • S6
MSRP $665.00
$478.80
MSRP $665.00
$478.80
Radiator
Part Number: 4E0-121-251-G
Fits:
  • Audi:
    • A8 Quattro
MSRP $603.33
$434.40
MSRP $603.33
$434.40
Radiator
Part Number: 4F0-121-251-AF
Other Names: Radiator More Names
Replaces: 4F0-121-251-AA, 4F0-121-251-M
Description: Engine Cooling. From Chassis/VIN 4F-8-146 001. To Chassis/VIN 4F-8-146 000. Fits A6 3.0 Liter, Rear. 3.2 Liter. A6. A6. More Info
Fits:
  • Audi:
    • A6,
    • A6 Quattro
MSRP $388.33
$279.60
MSRP $388.33
$279.60
Radiator
Part Number: 8K0-121-251-AJ
Other Names: Radiator More Names
Replaces: 8K0-121-251-K, 8K0-121-251-T
Description: Fits A4, A5, allroad, Q5 2.0 Liter. 2.0 Liter, Auto Trans. 2.0 Liter, Gas. 2.0 Liter, Hybrid, Main. 2.0 Liter, w/Auto Trans. 2013-2016.... More Info
Fits:
  • Audi:
    • A4,
    • A4 Quattro,
    • A5,
    • A5 Quattro,
    • allroad,
    • Q5
  • 1 more
MSRP $448.33
$322.80
MSRP $448.33
$322.80
Radiator
Part Number: 8K0-121-251-AL
Other Names: Radiator More Names
Replaces: 8K0-121-251-AA, 8K0-121-251-Q
Description: Engine Cooling. Fits A4, A5, Q5, S4, S5, SQ5 3.0 Liter Diesel. 3.0 Liter Gas. 3.0 Liter, Main. 3.0 Liter, w/Auto Trans. 3.2 Liter.... More Info
Fits:
  • Audi:
    • A4 Quattro,
    • A5 Quattro,
    • Q5,
    • S4,
    • S5,
    • SQ5
  • 1 more
MSRP $448.33
$322.80
MSRP $448.33
$322.80
Radiator
Part Number: 8K0-121-251-H
Description: A6. A7. S5. S4. A5. A4. 3.2L, manual trans. Without oil cooler. 3.0L, with manual trans. More Info
Fits:
  • Audi:
    • A4 Quattro,
    • A5 Quattro,
    • A6 Quattro,
    • A7 Quattro,
    • S4,
    • S5
  • 1 more
MSRP $553.33
$398.40
MSRP $553.33
$398.40
Radiator
Part Number: 4S0-121-212-A
Positions: Rear Left
Fits:
  • Audi:
    • R8
MSRP $350.00
$252.00
MSRP $350.00
$252.00
Radiator
Part Number: 5Q0-121-251-GR
Description: A3. More Info
Fits:
  • Audi:
    • A3 Sportback e-tron
MSRP $293.33
$211.20
MSRP $293.33
$211.20
Radiator
Part Number: 7L6-121-253-E
Description: Q7. 3.6l. More Info
Fits:
  • Audi:
    • Q7
MSRP $411.67
$296.40
MSRP $411.67
$296.40
Radiator
Part Number: 8D0-121-251-BC
Replaces: 8D0-121-251-M
Description: A4. 6 cylinder, 2.8L, auto trans. More Info
Fits:
  • Audi:
    • A4,
    • A4 Quattro
MSRP $218.33
$157.20
MSRP $218.33
$157.20
Radiator
Part Number: 8D0-121-251-N
Description: A4. A6/S6. 2.8l. Manual trans. With Quattro. More Info
Fits:
  • Audi:
    • A4,
    • A4 Quattro,
    • A6 Quattro
MSRP $218.33
$157.20
MSRP $218.33
$157.20
Radiator
Part Number: 8E0-121-251-A
Description: Cabriolet A4. 2.0L, manual trans. More Info
Fits:
  • Audi:
    • A4,
    • A4 Quattro
MSRP $258.33
$186.00
MSRP $258.33
$186.00
Radiator
Part Number: 8E0-121-251-AH
Other Names: Radiator More Names
Description: Primary. Fits RS4, S4 4.2 Liter, Main, A4/S4, Manual Trans. 4.2 Liter, Main, Manual Trans. Cabriolet S4 Main Radiator Manual Trans.... More Info
Fits:
  • Audi:
    • RS4,
    • S4
MSRP $438.33
$315.60
MSRP $438.33
$315.60
Radiator
Part Number: 4B3-121-251
Description: A6/S6. More Info
Fits:
  • Audi:
    • A6 Quattro
MSRP $535.73
$385.73
MSRP $535.73
$385.73
Radiator
Part Number: 4E0-121-251
Description: 6.0L, primary, to vin 4e5005250. More Info
Fits:
  • Audi:
    • A8 Quattro
MSRP $416.67
$300.00
MSRP $416.67
$300.00
Radiator
Part Number: 4E0-121-251-E
Description: A8. 4.2L, 2004-06. More Info
Fits:
  • Audi:
    • A8 Quattro
MSRP $324.00
$233.28
MSRP $324.00
$233.28
Radiator
Part Number: 4F0-121-251-AH
Replaces: 4F0-121-251-D
Description: A6. Primary. More Info
Fits:
  • Audi:
    • A6 Quattro
MSRP $456.67
$328.80
MSRP $456.67
$328.80
Radiator
Part Number: 4G0-121-251-E
Description: S6. S7. Primary. Without RS7, main. More Info
Fits:
  • Audi:
    • S6,
    • S7
MSRP $500.00
$360.00
MSRP $500.00
$360.00
Radiator
Part Number: 4H0-121-251-C
Description: A8. More Info
Fits:
  • Audi:
    • A8 Quattro
MSRP $500.00
$360.00
MSRP $500.00
$360.00
Radiator
Part Number: 8K0-121-251-J
Description: S5. Manual trans. More Info
Fits:
  • Audi:
    • S5
MSRP $438.33
$315.60
MSRP $438.33
$315.60
Radiator
Part Number: 8W0-121-251-AB
Replaces: 8W0-121-251-N
Description: Q8. SQ5. 2020, main. 3.0L, main. A6 Quattro. A7 Quattro. A6 allroad. 2017-19, main. More Info
Fits:
  • Audi:
    • A6 allroad,
    • A6 Quattro,
    • A7 Quattro,
    • Q7,
    • Q8,
    • SQ5
  • 1 more
MSRP $313.33
$225.60
MSRP $313.33
$225.60
Radiator
Part Number: 8W0-121-251-H
Description: S5. S4. S6. RS5. Radiator. 2.9L, main. 3.0L main. A8 Quattro. More Info
Fits:
  • Audi:
    • A8 Quattro,
    • RS5,
    • RS5 Sportback,
    • S4,
    • S5,
    • S5 Sportback,
    • S6,
    • S7
  • 3 more
MSRP $296.67
$213.60
MSRP $296.67
$213.60
Radiator
Part Number: 4KE-121-251-B
Description: E-tron Quattro. More Info
Fits:
  • Audi:
    • e-tron Quattro
MSRP $278.33
$200.40
MSRP $278.33
$200.40
Radiator
Part Number: 5Q0-121-251-GL
Description: A3. Primary. 1.4L, engine cooling. More Info
Fits:
  • Audi:
    • A3,
    • A3 Sportback e-tron
MSRP $248.33
$178.80
MSRP $248.33
$178.80
Radiator
Part Number: 7L0-121-253-A
Description: Q7. 3.6l. Q7. 3.0l tdi. More Info
Fits:
  • Audi:
    • Q7
MSRP $401.67
$289.20
MSRP $401.67
$289.20
Radiator
Part Number: 80A-121-251-D
Description: Q5 PHEV. More Info
Fits:
  • Audi:
    • Q5,
    • Q5 PHEV
MSRP $271.67
$195.60
MSRP $271.67
$195.60
Radiator
Part Number: 8E0-121-251-AP
Other Names: Radiator More Names
Replaces: 8E0-121-251-AE
Description: Fits A4 2.0 Liter. 2.0 Liter, Auto Trans. A4 Cabriolet 2.0L. A4 Auto Trans From 5400001. From 5400001. 2.0L, Auto Trans. A4 Cabriolet.... More Info
Fits:
  • Audi:
    • A4,
    • A4 Quattro
MSRP $313.33
$225.60
MSRP $313.33
$225.60
Radiator
Part Number: 8E0-121-251-AQ
Replaces: 8E0-121-251-L
Description: 1.8L. To 5400000. Auto trans. Cabriolet A4. More Info
Fits:
  • Audi:
    • A4,
    • A4 Quattro
MSRP $315.00
$226.80
MSRP $315.00
$226.80
Radiator
Part Number: 8E0-121-251-AR
Replaces: 8E0-121-251-M
Description: Autotrans. Auto trans. A6/S6. 3.0l. A6/S6. 2.7l. A4 Cabriolet. 3.2l. More Info
Fits:
  • Audi:
    • A4,
    • A4 Quattro,
    • A6,
    • A6 Quattro
MSRP $438.33
$315.60
MSRP $438.33
$315.60
Radiator
Part Number: 8E0-121-251-AS
Replaces: 8E0-121-251-S
Description: Cabriolet A4. Manual trans. More Info
Fits:
  • Audi:
    • A4,
    • A4 Quattro
MSRP $425.00
$306.00
MSRP $425.00
$306.00
Radiator
Part Number: 8E0-121-251-C
Description: A4. 3.2L, manual trans. More Info
Fits:
  • Audi:
    • A4,
    • A4 Quattro
MSRP $310.00
$223.20
MSRP $310.00
$223.20
Radiator
Part Number: 1J0-121-253-S
Description: Large. TT. 3.2l. More Info
Fits:
  • Audi:
    • TT Quattro
MSRP $268.33
$193.20
MSRP $268.33
$193.20
Radiator
Part Number: 420-121-254-B
Replaces: 420-121-254-A
Description: R8. Center. More Info
Fits:
  • Audi:
    • R8
MSRP $730.00
$525.60
MSRP $730.00
$525.60
Radiator
Part Number: 4E0-121-212-G
Description: S8. Additional. More Info
Fits:
  • Audi:
    • S8
MSRP $425.00
$306.00
MSRP $425.00
$306.00

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