URO 078121082E Radiator Coolant Hose
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URO

URO 078121082E Radiator Coolant Hose

Brand URO 078121082E
Material Epdm
Hose End 1 Outside Diameter 26
Hose End 2 Outside Diameter 26
Hose End 1 Inside Diameter 19
Hose End 2 Inside Diameter 19
Molded Yes
Fits Audi · 8 vehicles

Cross-references URO 078121082E and URO-014832 for the same application. See all 2.

$34.12Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $34.12
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Free returns within 60 days if it doesn't fit when fitment is verified.
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Radiator Coolant Hose Overview

This URO radiator coolant hose, part number 078121082E, is molded to OE shape for accurate fitment and reliable routing. It uses EPDM construction with resistance to engine heat, ozone, and electrochemical degradation.

  • Molded OE-style shape for precise hose routing
  • EPDM material resists heat, ozone, and internal breakdown
  • Temperature range from -40°F to 275°F
  • Built for coolant transfer in demanding engine bay conditions

Fitment Details

Compatible with 2000-2004 Audi A6 Quattro, from auxiliary water pump to pipe. Compatible with 2000-2002 Audi S4, from auxiliary water pump to pipe. Part number 078121082E is listed for these Audi applications.

Common Replacement Uses

  • Cracked or hardened coolant hose material
  • Coolant seepage at molded hose sections
  • Poor routing caused by a distorted hose shape
  • Heat-related hose deterioration in the engine bay
  • Electrolysis-related rubber breakdown from inside the hose

Installation Notes

Verify hose end diameters and molded routing before installation. Confirm the auxiliary water pump-to-pipe application on the vehicle and compare the original hose shape to part number 078121082E before removal.

Quality Assurance

URO specifies OE-shaped molding and EPDM material with resistance to heat, ozone, and electrochemical degradation for this hose.

Related reading

This part fits 8 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2004AudiA6 QuattroBase2.7LV6N/AFrom Aux Water Pump to Pipe
2003AudiA6 QuattroBase2.7LV6N/AFrom Aux Water Pump to Pipe
2002AudiA6 QuattroBase2.7LV6N/AFrom Aux Water Pump to Pipe
2002AudiS4———N/AFrom Aux Water Pump to Pipe
2001AudiA6 QuattroBase2.7LV6N/AFrom Aux Water Pump to Pipe
2001AudiS4———N/AFrom Aux Water Pump to Pipe
2000AudiA6 QuattroBase2.7LV6N/AFrom Aux Water Pump to Pipe
2000AudiS4———N/AFrom Aux Water Pump to Pipe
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
URO — 078121082EURO-014832