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Continental 66503 Radiator Coolant Hose
Overview of Continental Molded Radiator Coolant Hose 66503
The Continental Molded Radiator Coolant Hose 66503 is designed to provide reliable coolant flow for select Buick, Chevrolet, Lexus, and Toyota vehicles. Engineered with precise dimensions, this hose ensures a secure fit and optimal performance in cooling systems.
- Hose 1 inside diameter: 1.190 inches
- Hose 1 length: 15.790 inches
- End 2 hose inside diameter: 1.310 inches
- Compatible with multiple Buick, Chevrolet, Lexus, and Toyota models
- Part number 66503 for accurate identification
Detailed Product Description
This radiator coolant hose from Continental's Molded product line features a molded design that matches original equipment specifications. The hose measures 15.790 inches in length with an inside diameter of 1.190 inches on one end and 1.310 inches on the other, allowing for a precise fit in the cooling system. The Molded line focuses on delivering hoses that maintain shape and durability under heat and pressure, making it suitable for vehicles requiring exact hose dimensions and reliable coolant transfer.
Compatible Vehicles and Applications
This radiator coolant hose 66503 is compatible with a range of vehicles including Buick Regal, Chevrolet Impala, Malibu, and Malibu Limited, as well as Lexus CT200h and Toyota Prius, Prius Plug-In, and Prius V models. It is designed to replace worn or damaged radiator hoses in these vehicles, ensuring proper coolant circulation and engine temperature regulation.
- Prevents coolant leaks caused by cracked or swollen hoses
- Replaces hoses with improper fit or degraded material
- Restores proper coolant flow to avoid engine overheating
- Addresses issues related to hose collapse or blockage
Installation Notes and Tips
When installing the Continental Molded Radiator Coolant Hose 66503, ensure the hose clamps are securely tightened to prevent leaks. Verify the hose orientation matches the original routing to maintain proper coolant flow. It is recommended to inspect adjacent hoses and cooling system components during replacement to ensure overall system integrity.
Quality Assurance and Warranty
Continental's Molded product line adheres to strict manufacturing standards to meet or exceed OEM specifications. While specific warranty details for part number 66503 are not provided, Continental products typically undergo rigorous quality control to ensure durability and performance in automotive cooling systems.
| Brand | Continental |
| Part Number | 66503 |
| Position | Molded, Lower, Upper - Pipe To Radiator, Lower - Pipe To Radiator, and Upper |
| Hose 1 Inside Diameter | 1.190 |
| Hose 1 Length | 15.790 |
| End 2 Hose Inside Diameter | 1.310 |
This part fits 68 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2022 | Chevrolet | Malibu | 2.0L | L4 | Lower | Cut to Fit; Molded |
| 2021 | Chevrolet | Malibu | 2.0L | L4 | Lower | Cut to Fit; Molded |
| 2020 | Chevrolet | Malibu | 2.0L | L4 | Lower | Cut to Fit; Molded |
| 2019 | Chevrolet | Impala | 2.5L | L4 | Lower | Cut to Fit; Molded |
| 2019 | Chevrolet | Malibu | 2.0L | L4 | Lower | Cut to Fit; Molded |
| 2018 | Chevrolet | Impala | 2.5L | L4 | Lower | Cut to Fit; Molded |
| 2018 | Chevrolet | Malibu | 2.0L | L4 | Lower | Cut to Fit; Molded |
| 2017 | Buick | Regal | 2.0L | L4 | Lower | Molded |
| 2017 | Chevrolet | Impala | 2.5L | L4 | Lower | Cut to Fit; Molded |
| 2017 | Chevrolet | Malibu | 2.0L | L4 | Lower | Cut to Fit; Molded |
| 2017 | Lexus | CT200h | 1.8L | L4 | Upper - Pipe To Radiator | Molded |
| 2017 | Lexus | CT200h | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2017 | Toyota | Prius | 1.8L | L4 | Upper | Molded |
| 2017 | Toyota | Prius V | 1.8L | L4 | Upper | Molded |
| 2016 | Buick | Regal | 2.0L | L4 | Lower | Molded |
| 2016 | Chevrolet | Impala | 2.5L | L4 | Lower | Cut to Fit; Molded |
| 2016 | Chevrolet | Malibu | 2.0L | L4 | Lower | Cut to Fit; Molded |
| 2016 | Chevrolet | Malibu Limited | 2.5L | L4 | Lower | Cut to Fit; Molded |
| 2016 | Lexus | CT200h | 1.8L | L4 | Upper - Pipe To Radiator | Molded |
| 2016 | Lexus | CT200h | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2016 | Toyota | Prius | 1.8L | L4 | Upper | Molded |
| 2016 | Toyota | Prius V | 1.8L | L4 | Upper | Molded |
| 2015 | Buick | Regal | 2.0L | L4 | Lower | Molded |
| 2015 | Chevrolet | Impala | 2.5L | L4 | Lower | Cut to Fit; Molded |
| 2015 | Chevrolet | Malibu | 2.0L | L4 | Lower | Cut to Fit; Molded |
| 2015 | Chevrolet | Malibu | 2.5L | L4 | Lower | Cut to Fit; Molded |
| 2015 | Lexus | CT200h | 1.8L | L4 | Upper - Pipe To Radiator | Molded |
| 2015 | Lexus | CT200h | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2015 | Toyota | Prius | 1.8L | L4 | Upper | Molded |
| 2015 | Toyota | Prius | 1.8L | L4 | Upper - Pipe To Radiator | Molded |
| 2015 | Toyota | Prius Plug-In | 1.8L | L4 | Upper | Molded |
| 2015 | Toyota | Prius Plug-In | 1.8L | L4 | Upper - Pipe To Radiator | Molded |
| 2015 | Toyota | Prius V | 1.8L | L4 | Upper | Molded |
| 2015 | Toyota | Prius V | 1.8L | L4 | Upper - Pipe To Radiator | Molded |
| 2014 | Buick | Regal | 2.0L | L4 | Lower | Molded |
| 2014 | Chevrolet | Impala | 2.5L | L4 | Lower | Cut to Fit; Molded |
| 2014 | Chevrolet | Malibu | 2.0L | L4 | Lower | Cut to Fit; Molded |
| 2014 | Chevrolet | Malibu | 2.5L | L4 | Lower | Cut to Fit; Molded |
| 2014 | Lexus | CT200h | 1.8L | L4 | Upper | Molded |
| 2014 | Lexus | CT200h | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2014 | Toyota | Prius | 1.8L | L4 | Upper | Molded |
| 2014 | Toyota | Prius | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2014 | Toyota | Prius Plug-In | 1.8L | L4 | Upper | Molded |
| 2014 | Toyota | Prius Plug-In | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2014 | Toyota | Prius V | 1.8L | L4 | Upper | Molded |
| 2014 | Toyota | Prius V | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2013 | Chevrolet | Malibu | 2.0L | L4 | Lower | Cut to Fit; Molded |
| 2013 | Chevrolet | Malibu | 2.5L | L4 | Lower | Cut to Fit; Molded |
| 2013 | Lexus | CT200h | 1.8L | L4 | Upper | Molded |
| 2013 | Lexus | CT200h | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2013 | Toyota | Prius | 1.8L | L4 | Upper | Molded |
| 2013 | Toyota | Prius | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2013 | Toyota | Prius Plug-In | 1.8L | L4 | Upper | Molded |
| 2013 | Toyota | Prius Plug-In | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2013 | Toyota | Prius V | 1.8L | L4 | Upper | Molded |
| 2013 | Toyota | Prius V | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2012 | Lexus | CT200h | 1.8L | L4 | Upper - Pipe To Radiator | Molded |
| 2012 | Lexus | CT200h | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2012 | Toyota | Prius | 1.8L | L4 | Upper | Molded |
| 2012 | Toyota | Prius | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2012 | Toyota | Prius Plug-In | 1.8L | L4 | Upper | Molded |
| 2012 | Toyota | Prius Plug-In | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2012 | Toyota | Prius V | 1.8L | L4 | Upper | Molded |
| 2012 | Toyota | Prius V | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2011 | Lexus | CT200h | 1.8L | L4 | Upper - Pipe To Radiator | Molded |
| 2011 | Lexus | CT200h | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2011 | Toyota | Prius | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
| 2010 | Toyota | Prius | 1.8L | L4 | Lower - Pipe To Radiator | Molded |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.