Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
Replacement Parts for Audi A4 Coolant Reservoir
Select your vehicle for the best product fit
  • Select Vehicle by Model
  • Select Vehicle by VIN
Select Make
Select Model
Select Year
or

Audi A4 Coolant Reservoir

< Back to View All
Cooling Systems, Fans & Radiators
  • Department
  • Brands
  • Prices

8 Products found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • Dorman Engine Coolant Recovery Tank for Audi A4 - 603-636

    Dorman® Engine Coolant Recovery Tank for Audi A4

    PartNumber: 603-636
    Product Specifications
    • Color: Clear
    • Material: Plastic
    • Mount Hole Quantity: 1
    • OE Part Number: 8D0121403D
    • Package Contents: 1 Coolant Reservoir
    • Pressurized: Yes
    • UPC: 885484581630
    • Part Description: Audi A4 Engine Coolant Recovery Tank
    More Info
    $37.39
  • VAICO Engine Coolant Expansion Tank for Audi A4 - V10-8282

    VAICO® Engine Coolant Expansion Tank for Audi A4

    PartNumber: V10-8282
    Product Specifications
    • Height [mm]: 140
    • Length [mm]: 280
    • Packaging Depth [cm]: 28
    • Packaging height [cm]: 14
    • Packaging width [cm]: 25,5
    • Weight [kg]: 0,64
    • Width [mm]: 255
    • Part Description: Audi A4 Engine Coolant Expansion Tank
    More Info
    $32.86
  • Dorman Engine Coolant Recovery Tank for Audi A4 - 603-098

    Dorman® Engine Coolant Recovery Tank for Audi A4

    PartNumber: 603-098
    Product Specifications
    • Cap Maximum Pressure Rating: 20 PSI
    • Cap Type: Spring Loaded Twist
    • Color: White
    • Height: 150 mm
    • Length: 263 mm
    • Material: Plastic
    • Mount Hole Quantity: 2
    • OE Part Number: 8E0121321, 8E0121403A, 8E0121403D
    • Pressurized: Yes
    • UPC: 019495439981
    • Part Description: Audi A4 Engine Coolant Recovery Tank
    More Info
    $37.08
  • VAICO Engine Coolant Expansion Tank for Audi A4 - V10-8284

    VAICO® Engine Coolant Expansion Tank for Audi A4

    PartNumber: V10-8284
    Product Specifications
    • Height [mm]: 140
    • Length [mm]: 280
    • Packaging Depth [cm]: 28
    • Packaging height [cm]: 14
    • Packaging width [cm]: 25,5
    • Weight [kg]: 0,64
    • Width [mm]: 255
    • Part Description: Audi A4 Engine Coolant Expansion Tank
    More Info
    $26.14
  • Dorman Engine Coolant Recovery Tank for Audi A4 - 603-638

    Dorman® Engine Coolant Recovery Tank for Audi A4

    PartNumber: 603-638
    Product Specifications
    • Color: White
    • Material: Plastic
    • Mount Hole Quantity: 0
    • OE Part Number: 8E0121403
    • Package Contents: 1 Coolant Reservoir
    • Pressurized: Yes
    • UPC: 885484581678
    • Part Description: Audi A4 Engine Coolant Recovery Tank
    More Info
    $33.65
  • VAICO Engine Coolant Expansion Tank for Audi A4 - V10-0556

    VAICO® Engine Coolant Expansion Tank for Audi A4

    PartNumber: V10-0556
    Product Specifications
    • for OE number: 8D0 121 403 L
    • Length [mm]: 305
    • Packaging height [cm]: 14
    • Packaging width [cm]: 24
    • Weight [kg]: 0,6
    • Part Description: Audi A4 Engine Coolant Expansion Tank
    More Info
    $25.74
  • Dorman Engine Coolant Recovery Tank for Audi A4 - 603-703

    Dorman® Engine Coolant Recovery Tank for Audi A4

    PartNumber: 603-703
    Product Specifications
    • Cap Type: Spring Loaded Twist
    • Color: White
    • Height: 113 mm
    • Length: 267.5 mm
    • Material: Plastic
    • Mount Hole Quantity: 3
    • OE Part Number: 3B0121321, 8D0121403L
    • Pressurized: Yes
    • UPC: 019495122548
    • Part Description: Audi A4 Engine Coolant Recovery Tank
    More Info
    $28.29
  • VAICO Engine Coolant Expansion Tank for Audi A4 - V10-0559

    VAICO® Engine Coolant Expansion Tank for Audi A4

    PartNumber: V10-0559
    Product Specifications
    • for OE number: 8D0 121 403 D
    • Length [mm]: 290
    • Material: Plastic
    • Packaging Depth [cm]: 29
    • Packaging height [cm]: 11
    • Packaging width [cm]: 23
    • Plug Type: Round Plug
    • Weight [kg]: 0,64
    • Part Description: Audi A4 Engine Coolant Expansion Tank
    More Info

About Audi A4 Coolant Reservoir

The Audi A4 is a line of compact executive cars. During the development of A4, many popular coolant reservoir parts have been built. The coolant reservoir has the job of making sure that the plastic container holds the coolant fluid. The purpose of using the A4 coolant reservoir parts is to control the excess coolant fluid, which is important for the cooling system in the A4 car.
A4 provides a large selection of good parts. But after a long time, the worn coolant reservoir parts might cause huge problems. The removal process of coolant reservoir parts is as follows. Disconnect the negative battery terminal. Drain some of the A4 engine coolants. Remove the coolant reservoir overflow hose. And then remove the retainers holding the coolant reservoir onto the engine bay. Signs of a worn-out coolant reservoir include low coolant level, coolant leaks, overheating engine, and high odor of coolant. Buyers could reach our site and get good products every day. Our large assortment has the majority of classic cars.