HomeBelts and Cooling > Hoses and PipesContinental 66600 Radiator Coolant Hose - Upper
Part #: 66600

Continental 66600 Radiator Coolant Hose - Upper

Molded, Upper
⚙️ 10 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$29.73Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Molded, Upper
🚗Fitment: Toyota, Sienna
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Continental Molded Radiator Coolant Hose 66600

The Continental Molded Radiator Coolant Hose 66600 is designed specifically for Toyota Sienna models, ensuring precise fit and reliable performance. This radiator coolant hose features a consistent inside diameter and length tailored to meet the cooling system requirements of your vehicle.

  • Hose 1 inside diameter: 1.310 inches
  • Hose 1 length: 19.610 inches
  • End 2 hose inside diameter: 1.310 inches
  • Compatible with Toyota Sienna cooling systems
  • Part number: 66600 for accurate identification

Detailed Product Description

The Continental Molded Radiator Coolant Hose 66600 is engineered to maintain optimal coolant flow within the radiator system of Toyota Sienna vehicles. With an inside diameter of 1.310 inches on both ends and a length of 19.610 inches, this hose ensures a secure and leak-free connection between cooling components. The Molded product line from Continental is known for its precision-molded construction, which provides consistent dimensions and durability under typical engine operating conditions. This hose is designed to withstand the thermal and pressure demands of the radiator system, contributing to efficient engine temperature regulation.

Applications and Common Issues Addressed

  • Replacement for worn or cracked radiator coolant hoses on Toyota Sienna
  • Prevents coolant leaks that can lead to engine overheating
  • Restores proper coolant flow to maintain engine temperature
  • Addresses hose swelling or softening due to heat exposure
  • Helps avoid coolant contamination from hose deterioration

Installation Notes and Tips

When installing the Continental Molded Radiator Coolant Hose 66600, ensure the hose clamps are securely tightened to prevent leaks. Verify that the hose routing matches the original configuration on the Toyota Sienna to avoid kinks or interference with other engine components. It is recommended to inspect adjacent hoses and cooling system parts during installation for overall system integrity.

Quality Assurance and Warranty

Continental's Molded line, including part number 66600, is manufactured to meet strict quality standards for durability and fitment. While specific warranty details are not provided here, Continental products typically adhere to industry standards for automotive replacement parts, offering reliable service life when installed correctly.

BrandContinental
Part Number66600
PositionMolded, Upper
Hose 1 Inside Diameter1.310
Hose 1 Length19.610
End 2 Hose Inside Diameter1.310

This part fits 10 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2020ToyotaSienna3.5LV6UpperMolded
2019ToyotaSienna3.5LV6UpperMolded
2018ToyotaSienna3.5LV6UpperMolded
2017ToyotaSienna3.5LV6UpperMolded
2016ToyotaSienna3.5LV6UpperMolded
2015ToyotaSienna3.5LV6UpperMolded
2014ToyotaSienna3.5LV6UpperMolded
2013ToyotaSienna3.5LV6UpperMolded
2012ToyotaSienna3.5LV6UpperMolded
2011ToyotaSienna3.5LV6UpperMolded

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

165710P23021508B007Q1V2YE

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.