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2002 Audi A4

2002 Audi A4 Coolant Reservoir Caps

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Expansion Tank Cap - Replaces OE Numbers
Part Number: FBI40722
Guaranteed to Fit
$5.49
Vehicle Fitment
  • 2002 Audi A4 Base 4 Cyl 1.8L Thru Chassis# 8D-2-010000
Product Details
Warranty : 24-month or 24,000-mile limited warrantyQuantity Sold : Sold individuallyProp 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.

Replaces OE Number : 3B0-121-321, 958-106-447-00Recommended Use : OE ReplacementProduct Fit : Direct Fit
Genuine Audi Coolant Reservoir Cap, Thru Chassis# 8D-2-010000
Part Number: GXL3B0121321
Guaranteed to Fit
$34.99
Vehicle Fitment
  • 2002 Audi A4 Base 4 Cyl 1.8L Thru Chassis# 8D-2-010000
Product Details
Warranty : 24-month or 24,000-mile limited warrantyQuantity Sold : Sold individuallyProp 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, Porsche, VolkswagenRecommended Use : OE ReplacementProduct Fit : Direct Fit
Coolant Reservoir Cap - Replaces OE Number 8E0 121 321
Part Number: VCOV100491
Guaranteed to Fit
$9.99
Vehicle Fitment
  • 2002 Audi A4 Base 6 Cyl 3.0L Aftermarket Grade; Location: Expansion Tank
  • 2002 Audi A4 Base 4 Cyl 1.8L Aftermarket Grade; Location: Expansion Tank
Product Details
Warranty : 2-year or 24,000-mile Vaico limited warrantyQuantity Sold : Sold individuallyProp 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 : 8E0121321Replaces OE Number : 8E0121321Material : PlasticRecommended Use : OE ReplacementProduct Fit : Direct FitColor Finish : Blue
Expansion Tank Cap - Replaces OE Number 8E0-121-321
Part Number: FBI40723
Guaranteed to Fit
$10.49
Vehicle Fitment
  • 2002 Audi A4 All Submodels All Engines
Product Details
Warranty : 24-month or 24,000-mile limited warrantyQuantity Sold : Sold individuallyProp 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.

Replaces OE Number : 8E0-121-321Recommended Use : OE ReplacementProduct Fit : Direct Fit
Coolant Reservoir Cap - Sold individually
Part Number: REICPE0024P
Guaranteed to Fit
$13.99
Vehicle Fitment
  • 2002 Audi A4 Base 4 Cyl 1.8L Through chassis # 8D-2-010000
Product Details
Warranty : 24-month limited warrantyQuantity Sold : Sold individuallyProp 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.

Help Series Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: RB54016
Guaranteed to Fit
$14.99
Vehicle Fitment
  • 2002 Audi A4 All Submodels All Engines To Vin 8D-2-010 000
Product Details
Warranty : Lifetime Dorman limited warrantyQuantity Sold : Sold individuallyProp 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 : Help SeriesInterchange Part Number : 1J0121321BReplaces OE Number : 1J0121321BRecommended Use : OE ReplacementProduct Fit : Direct Fit
Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: MRDT49
Guaranteed to Fit
$16.99
Vehicle Fitment
  • 2002 Audi A4 Base 6 Cyl 3.0L Relief Pressure 20 Lb
  • 2002 Audi A4 Base 4 Cyl 1.8L Relief Pressure 20 Lb
Product Details
Notes : 22 PSI; 3.16 in. Width; Threaded Attachment TypeWarranty : 12-month Motorad limited warrantyQuantity Sold : Sold individuallyProp 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.

Material : Plastic and RubberRecommended Use : OE ReplacementProduct Fit : Direct FitColor Finish : Blue
Coolant Reservoir Cap - Sold individually
Part Number: URO8E0121321
Guaranteed to Fit
$7.99
Vehicle Fitment
  • 2002 Audi A4 All Submodels All Engines
Product Details
Warranty : 2-year or unlimited-mile APA/URO Parts limited warrantyQuantity Sold : Sold individuallyProp 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 Parts
Genuine Audi Expansion Tank Cap - Replaces OE Number 8E0-121-321
Part Number: GXL8E0121321
Guaranteed to Fit
$47.99
Vehicle Fitment
  • 2002 Audi A4 All Submodels All Engines
Product Details
Warranty : 24-month or 24,000-mile limited warrantyQuantity Sold : Sold individuallyProp 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 AudiRecommended Use : OE ReplacementProduct Fit : Direct Fit
APA/URO Parts OE Replacement Coolant Reservoir Cap - Direct Fit, Sold individually
Part Number: URO3B0121321
Guaranteed to Fit
$19.49
Vehicle Fitment
  • 2002 Audi A4 Base 4 Cyl 1.8L With Low profile handle, Low profile version
Product Details
Warranty : 2-year or unlimited-mile APA/URO Parts limited warrantyQuantity Sold : Sold individuallyProp 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 : 603030, 54202, V100490, 603350, Z49036, 3B0121321Replaces OE Number : 603030, 54202, V100490, 603350, Z49036, 3B0121321Product Fit : Direct Fit
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Helpful Automotive Resources

Is Coolant the Same as Antifreeze? Plus Other Related Questions Answered
Is Coolant the Same as Antifreeze? Plus Other Related Questions AnsweredIf you go to purchase a gallon of coolant, there’s a good chance it will say anti-freeze/coolant on the side. Over the years, the automotive industry has adopted the trend of using these two terms interchangeably. But as was mentioned, anti-freeze is, in fact, one of the ingredients that make