{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
1998 Audi A4

1998 Audi A4 Coolant Reservoirs

Refine by:

Shop Catalog

Showing 1 - 15 of 16 results
Display item:
15
30
45
Sort by:
Coolant Reservoir, 4/6 Cyl., 1.8/2.8L Engine, with Cap, For Models with VIN Number From W007800 -
Part Number: REPV161301
Guaranteed to Fit
$16.22
Vehicle Fitment
  • 1998 Audi A4 Base 6 Cyl 2.8L For Models With VIN Number From W007800
  • 1998 Audi A4 Base 4 Cyl 1.8L For Models With VIN Number From W007800
  • 1998 Audi A4 Avant 6 Cyl 2.8L For Models With VIN Number From W007800
Product Details
Notes : With CapProduct Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 8D0121403L-PFMWarranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Phthalates, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 603703, 8D0121403L-PFMReturns Policy : 30-Day Return Policy
Coolant Reservoir, 4/6 Cyl., 2.8/1.8L Engine, with Cap, For Models with VIN Number To W007799 -
Part Number: REPA161303
Guaranteed to Fit
$15.10
Vehicle Fitment
  • 1998 Audi A4 Base 4 Cyl 1.8L For Models With VIN Number To W007799
  • 1998 Audi A4 Base 6 Cyl 2.8L For Models With VIN Number To W007799
  • 1998 Audi A4 Avant 6 Cyl 2.8L For Models With VIN Number To W007799
Product Details
Notes : With CapProduct Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 8D0121403DWarranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Phthalates, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Deals : ClearanceInterchange Part Number : 8D0121403DReturns Policy : 30-Day Return Policy
Radiator Kit, 2.8L Engine, Aluminum Core, Plastic Tank, includes Coolant Reservoir
Part Number: KIT-120622-88
Guaranteed to Fit
$96.49
Vehicle Fitment
  • 1998 Audi A4 Base 6 Cyl 2.8L Automatic Transmission, For Models With VIN Number From W007800
  • 1998 Audi A4 Avant 6 Cyl 2.8L Automatic Transmission, For Models With VIN Number From W007800
Product Details
Notes : Coolant Reservoir - With CapCore Dimensions : 24.88 x 15.69 x 1 in. Core SizeComponents : (1) Radiator and (1) Coolant ReservoirEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.25 in. InletOutlet Location : Bottom right outletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.25 in. OutletInlet Location : Top left inletProduct Fit : Direct FitQuantity Sold : KitReplaces OE Number : 8D0121403L-PFM, 4B0121251AE, 8D0121251BBReplaces Partslink Number : AU3010109, VW3010117Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Core Width : 15 5/8 in.Returns Policy : 30-Day Return PolicyCore Thickness : 1 in.Interchange Part Number : 603703, 8D0121403L-PFM, 3361, CU2648, 4B0121251AE, 8D0121251BB, AU3010109, VW3010117Core Height : 24 7/8 in.
Radiator Kit, 1.8L/2.0L/2.7L Engines, Aluminum Core, Plastic Tank, includes Coolant Reservoir
Part Number: KIT-120622-58
Guaranteed to Fit
$100.49
Vehicle Fitment
  • 1998 Audi A4 Base 4 Cyl 1.8L Automatic or Manual Transmission, For Models With VIN Number From W007800
Product Details
Notes : Coolant Reservoir - With Cap; Radiator - Automatic Transmission (will fit Manual Transmission, transmission coolant line does not need to be plugged)Core Dimensions : 24.88 x 15.63 x 1.25 in. Core SizeComponents : (1) Radiator and (1) Coolant ReservoirEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.25 in. InletOutlet Location : Bottom left outletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.25 in. OutletInlet Location : Top left inletProduct Fit : Direct FitQuantity Sold : KitReplaces OE Number : 8D0121403L-PFM, 8D0121251BCReplaces Partslink Number : VW3010115Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Core Width : 15 5/8 in.Returns Policy : 30-Day Return PolicyCore Thickness : 1 1/4 in.Interchange Part Number : 603703, 8D0121403L-PFM, 3360, CU2034, 8D0121251BC, VW3010115Core Height : 24 7/8 in.
Radiator Kit, 1.8L/2.8L Engines, Aluminum Core, Plastic Tank, includes Coolant Reservoir
Part Number: KIT-120622-57
Guaranteed to Fit
$99.33
Vehicle Fitment
  • 1998 Audi A4 Base 4 Cyl 1.8L Automatic or Manual Transmission, For Models With VIN Number To W007799
Product Details
Notes : Coolant Reservoir - With Cap; Radiator - Automatic Transmission (will fit Manual Transmission, transmission coolant line does not need to be plugged)Core Dimensions : 24.88 x 15.63 x 1.25 in. Core SizeComponents : (1) Radiator and (1) Coolant ReservoirEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.25 in. InletOutlet Location : Bottom left outletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.25 in. OutletInlet Location : Top left inletProduct Fit : Direct FitQuantity Sold : KitReplaces OE Number : 8D0121403D, 8D0121251BCReplaces Partslink Number : VW3010115Warranty : 1-year Replacement unlimited-mileage warrantyDeals : OverstockProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return PolicyCore Height : 24 7/8 in.Core Width : 15 5/8 in.Core Thickness : 1 1/4 in.Interchange Part Number : 8D0121403D, 3360, CU2034, 8D0121251BC, VW3010115
APA/URO Parts OE Replacement Coolant Reservoir, 4/6 Cyl., 1.8/2.8L Engine, without Cap -
Part Number: URO8D0121403L
Guaranteed to Fit
$17.99
Vehicle Fitment
  • 1998 Audi A4 Base 6 Cyl 2.8L
  • 1998 Audi A4 Base 4 Cyl 1.8L
  • 1998 Audi A4 Avant 6 Cyl 2.8L
Product Details
Notes : Without CapProduct Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : V100556, 8D0121403L, 603703, FRT1101CWarranty : 2-year or unlimited-mile APA/URO Parts limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : European Vehicle PartsSeries : APA/URO Parts OE ReplacementInterchange Part Number : V100556, 8D0121403L, 603703, FRT1101C
OE Solutions Series Coolant Reservoir, 4/6 Cyl., 2.8/1.8L Engine, with Cap and Level Sensor, without Hose, Front, From VIN 8D-W-007 800 -
Part Number: RB603703
Guaranteed to Fit
$28.49
Vehicle Fitment
  • 1998 Audi A4 Base 6 Cyl 2.8L Front; From VIN 8D-W-007 800
  • 1998 Audi A4 Base 4 Cyl 1.8L Front; From VIN 8D-W-007 800
  • 1998 Audi A4 Avant 6 Cyl 2.8L Front; From VIN 8D-W-007 800
Product Details
Notes : With cap and level sensor; Without hoseProduct Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : FRT1101C, 3B0121321, 8D0121403F, 8D0121403J, 8D0121403L, WST0024, Z49036, 21403L, 21403L-T, DAKG-21403L, SK603703Warranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : REPV161301, FRT1101C, 3B0121321, 8D0121403F, 8D0121403J, 8D0121403L, WST0024, Z49036, 21403L, 21403L-T, DAKG-21403L, SK603703
Coolant Reservoir, From Chassis # 8D-W-007800 -
Part Number: MHB8D0121403L
Guaranteed to Fit
$30.99
Vehicle Fitment
  • 1998 Audi A4 All Submodels All Engines From Chassis # 8D-W-007800.
Product Details
Product Fit : Direct FitQuantity Sold : Sold individuallyWarranty : 24-month limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Coolant Reservoir, From Chassis # 8D-W-007800
Part Number: FBI21842
Guaranteed to Fit
$27.99
Vehicle Fitment
  • 1998 Audi A4 Avant All Engines From Chassis # 8D-W-007800.
  • 1998 Audi A4 Base All Engines From Chassis # 8D-W-007800.
Product Details
Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 8D0-121-403 LWarranty : 24-month or 24,000-mile limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Coolant Reservoir - Replaces OE Number 8D0 121 403 L
Part Number: VCOV100556
Guaranteed to Fit
$34.49
Vehicle Fitment
  • 1998 Audi A4 Base 6 Cyl 2.8L Aftermarket Grade; From vin 8D-W-007 800
  • 1998 Audi A4 Base 4 Cyl 1.8L Aftermarket Grade; From vin 8D-W-007 800
  • 1998 Audi A4 Avant 6 Cyl 2.8L Aftermarket Grade; From vin 8D-W-007 800
Product Details
Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 8D0121403F, 8D0121403J, 8D0121403LWarranty : 2-year or 24,000-mile Vaico limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : European Vehicle PartsInterchange Part Number : 8D0121403F, 8D0121403J, 8D0121403L
OE Solutions Series Coolant Reservoir, 4/6 Cyl., Front, To VIN W007799 Engine Des: AHA -
Part Number: RB603636
Guaranteed to Fit
$42.99
Vehicle Fitment
  • 1998 Audi A4 Base 4 Cyl 1.8L Engine Des: AEB, Front; To VIN W007799
  • 1998 Audi A4 Base 6 Cyl 2.8L Engine Des: AHA, Front; To VIN W007799
  • 1998 Audi A4 Avant 6 Cyl 2.8L Engine Des: AHA, Front; To VIN W007799
Product Details
Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : FRT1111C, 8D0121403D, Z49035, SK603636Warranty : Lifetime Dorman limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : OE Solutions SeriesInterchange Part Number : FRT1111C, 8D0121403D, Z49035, SK603636
Genuine Audi Coolant Reservoir, From Chassis # 8D-W-007800
Part Number: GXL8D0121403L
Guaranteed to Fit
$80.49
Vehicle Fitment
  • 1998 Audi A4 Avant All Engines From Chassis # 8D-W-007800.
  • 1998 Audi A4 Base All Engines From Chassis # 8D-W-007800.
Product Details
Product Fit : Direct FitQuantity Sold : Sold individuallyWarranty : 24-month or 24,000-mile limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Genuine Audi, Volkswagen
Coolant Overflow Tank-Stainless Steel, 3in. X 10in.
Part Number: G129133
Universal Fit
$88.79
Product Details
Notes : Does not replace original reservoir; With cap; Includes mounting hardwareProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Mr Gasket limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Coolant Overflow Tank-Stainless Steel, 2in. X 13in.
Part Number: G129130G
Universal Fit
$110.95
Product Details
Notes : Does not replace original reservoir; With cap; Includes mounting hardwareProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Mr Gasket limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Coolant Overflow Tank-Stainless Steel, 3in. X 9in.
Part Number: G129135
Universal Fit
$96.25
Product Details
Notes : Does not replace original reservoir; With cap; Includes mounting hardwareProduct Fit : UniversalQuantity Sold : Sold individuallyWarranty : 90-day Mr Gasket limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Page 1 of 2 | Showing 1 - 15 of 16 results

Top Rated Products

Meets the needs of my car. I had no problems installing and it's working great.
Anglene J.
VERIFIED PURCHASER

Popular Products

Helpful Automotive Resources

Where Is the Coolant Reservoir Located?
Where Is the Coolant Reservoir Located?Pro Tips are nuggets of information direct from ASE-certified automobile technicians working with CarParts.com, which may include unique, personal insights based on their years of experience working in the automotive industry. These can help you make more informed decisions about your car.
Why Is My Coolant Boiling?
Why Is My Coolant Boiling?The radiator cap maintains the ideal pressure in the cooling system. When the cap is damaged or loose, air can enter the system and disrupt its operating temperature, which could cause the coolant to boil. A failed radiator cap can also cause the cooling system to vent, increasing the temperature
2023 National Car Care Month: Your DIY Maintenance and Road Safety Checklist
2023 National Car Care Month: Your DIY Maintenance and Road Safety ChecklistGetting an oil change is probably at the top of your list when it comes to sticking to your vehicle’s preventive maintenance schedule. While there are manufacturer-recommended intervals for oil changes, your driving conditions may cause the engine oil to deteriorate at a faster rate.
Leaking Coolant Reservoir: Symptoms and Replacement Cost
Leaking Coolant Reservoir: Symptoms and Replacement CostRemember that coolant is toxic since it’s a mix of glycol and water. If you spot a coolant leak, clean it immediately to prevent your pets from ingesting the compound. Coolant is also considered hazardous waste, so it should be thrown away in a sealed container and sent to service
Common Problems After Engine Replacement Plus Prevention Tips
Common Problems After Engine Replacement Plus Prevention Tips Pro Tip: The smart thing to do is to take your time and make sure you install every component right. If the engine you’re installing is a
How Hot Does a Radiator Get?
How Hot Does a Radiator Get?Since it is a heat exchanger, the engine’s radiator naturally gets hot, especially after a bit of driving. But how hot does it actually get? Since it is a heat exchanger, the engine’s radiator naturally gets hot, especially after a bit of driving.