URO 99610662302 Radiator Coolant Hose - Left or Left Upper

Brand URO 99610662302
Position Left Upper and Left
Material Epdm
Length 13
Hose End 1 Inside Diameter .815
Hose End 2 Inside Diameter .815
Molded Yes
Number Of Branches 0
Number Of Quick Connect Fittings 0
Fits Porsche · 16 vehicles

Molded OE shape. Fits like the original coolant hose for straightforward installation.

EPDM construction. Resists heat, ozone, and electrochemical degradation.

Radiator coolant hose for dependable coolant flow.

Cross-references URO 99610662302, 117 43075 001 and 996 106 623 02 for the same application. See all 5.

$19.89Free shipping
Out of stock
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $19.89
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Radiator Coolant Hose for Porsche Boxster

This URO radiator coolant hose, part number 99610662302, is a molded OE-style replacement for the left upper coolant routing on select Porsche Boxster models. It is built from EPDM and shaped for direct fitment where the radiator connects to the main supply line.

  • Fits 1997-2004 Porsche Boxster, left upper
  • Fits 1997-2004 Porsche Boxster, left
  • Molded to OE coolant hose shape for accurate routing
  • EPDM construction with resistance to engine heat and ozone
  • ECD-resistant rubber formulation helps reduce electrolysis-related breakdown
  • Temperature range: -40°F to 275°F (-40°C to 135°C)
  • Length: 13 inches
  • Hose end inside diameter: 0.815 in. on both ends

Application Details

Use this radiator coolant hose on Porsche Boxster cooling systems that require the left-side upper connecting pipe from the main supply line. The molded shape supports the J-shaped supply line routing used on 1997-2004 Porsche Boxster applications, and the part number 99610662302 matches the OE-style replacement format for this location.

This part cross-references URO-004686 for the same application.

Common Cooling System Issues

  • Coolant leaks from a cracked or aged hose
  • Softening, swelling, or hardening of the original rubber hose
  • Improper hose routing after replacement of the radiator or supply line
  • Heat-related deterioration in the left upper coolant line
  • Electrolysis damage that breaks down the hose from the inside out

Installation Notes

Confirm the hose routing and end diameters before installation on your Porsche Boxster. Inspect adjoining clamps, pipes, and sealing surfaces for wear or corrosion, and verify that the hose follows the original molded path without twisting. This radiator coolant hose is specified for left upper and left positions on the listed vehicles.

Quality Assurance

URO backs this hose with a 24-month, unlimited mileage warranty. The EPDM construction is engineered for heat and ozone resistance, and the ECD-resistant material helps protect against electrochemical degradation in the cooling system.

This part fits 16 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2004PorscheBoxsterLeft UpperConnecting Pipe for Radiator from Main Supply Line; J Shaped on Supply Line
2004PorscheBoxsterLeftConnecting Pipe for Radiator from Main Supply Line; J shaped supply line
2003PorscheBoxsterLeft UpperConnecting Pipe for Radiator from Main Supply Line; J Shaped on Supply Line
2003PorscheBoxsterLeftConnecting Pipe for Radiator from Main Supply Line; J shaped supply line
2002PorscheBoxsterLeft UpperConnecting Pipe for Radiator from Main Supply Line; J Shaped on Supply Line
2002PorscheBoxsterLeftConnecting Pipe for Radiator from Main Supply Line; J shaped supply line
2001PorscheBoxsterLeft UpperConnecting Pipe for Radiator from Main Supply Line; J Shaped on Supply Line
2001PorscheBoxsterLeftConnecting Pipe for Radiator from Main Supply Line; J shaped supply line
2000PorscheBoxsterLeft UpperConnecting Pipe for Radiator from Main Supply Line; J Shaped on Supply Line
2000PorscheBoxsterLeftConnecting Pipe for Radiator from Main Supply Line; J shaped supply line
1999PorscheBoxsterLeft UpperConnecting Pipe for Radiator from Main Supply Line; J Shaped on Supply Line
1999PorscheBoxsterLeftConnecting Pipe for Radiator from Main Supply Line; J shaped supply line
1998PorscheBoxsterLeft UpperConnecting Pipe for Radiator from Main Supply Line; J Shaped on Supply Line
1998PorscheBoxsterLeftConnecting Pipe for Radiator from Main Supply Line; J shaped supply line
1997PorscheBoxsterLeft UpperConnecting Pipe for Radiator from Main Supply Line; J Shaped on Supply Line
1997PorscheBoxsterLeftConnecting Pipe for Radiator from Main Supply Line; J shaped supply line
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
URO — 99610662302117 43075 001996 106 623 02996 106 623 04URO-004686