OE Quality
60-Day Returns

Four Seasons 66816 A/C Refrigerant Discharge Hose
Overview of Four Seasons Hose Assembly 66816
The Four Seasons Hose Assembly 66816 is designed specifically for Ford Focus models requiring a reliable A/C refrigerant discharge hose. Engineered to meet original equipment specifications, this hose assembly ensures proper refrigerant flow and system integrity for vehicles using R134-a refrigerant.
- Compatible with Ford Focus A/C systems
- Designed for R134-a refrigerant type
- Includes fittings and gasket for secure installation
- Discharge line component without switch or service port
- OE replacement quality without bracket or muffler
Detailed Product Description
This A/C refrigerant discharge hose from Four Seasons is part of the Hose Assembly product line, which focuses on delivering precise hose and pipe replacements for automotive HVAC systems. The 66816 hose assembly is manufactured to match original equipment standards, providing a direct replacement for the discharge line in Ford Focus vehicles. It is constructed to handle R134-a refrigerant, ensuring compatibility with modern A/C systems. The assembly includes necessary fittings and a gasket to facilitate a secure and leak-free connection. Notably, this hose does not include a switch, service port, bracket, or muffler, reflecting its role as a straightforward discharge line replacement.
Applications and Common Issues Addressed
- Replacement of worn or damaged A/C refrigerant discharge hoses
- Resolving refrigerant leaks caused by cracked or deteriorated hoses
- Restoring proper refrigerant flow in Ford Focus A/C systems
- Eliminating A/C system pressure loss due to faulty discharge lines
- Maintaining system efficiency by using OE replacement parts
Installation Notes and Tips
When installing the Four Seasons Hose Assembly 66816, ensure the vehicle is compatible with R134-a refrigerant systems. The included gasket and fittings should be inspected for proper seating to prevent leaks. Since this hose assembly does not include a bracket or muffler, verify existing mounting points and supports are intact and secure. Professional installation is recommended to maintain system integrity and performance.
Quality Assurance and Warranty
Four Seasons products, including the Hose Assembly 66816, are manufactured to meet or exceed original equipment standards. This part is an OE replacement, ensuring fit, form, and function for Ford Focus vehicles. The product includes a gasket and fittings to support a reliable installation. Warranty details are provided by Four Seasons and typically cover defects in materials and workmanship under normal use.
| Brand | Four Seasons |
| Part Number | 66816 |
| Position | Hose Assembly |
| Bracket? | w/o Bracket |
| Component Type | Discharge Line |
| Description | Hose Assemblies |
| Fittings Included | Included |
| Friction Material Attachment | w/o Switch Port |
| Gasket Or Seal Included | Included |
| Muffler? | w/o Muffler |
| O.E. Replacement? | Yes |
| Refrigerant Type | R134-A |
| Service Port? | w/o Service Port |
| Switch Included? | Not Included |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2018 | Ford | Focus | 2.0L | L4 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2017 | Ford | Focus | 2.0L | L4 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2016 | Ford | Focus | 2.0L | L4 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2015 | Ford | Focus | 2.0L | L4 | N/A | Discharge Line; From 12/8/2014; Hose Assembly |
* 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.