OE Quality
60-Day Returns

Four Seasons 66215 A/C Refrigerant Discharge Hose
Overview of Four Seasons Hose Assembly 66215
The Four Seasons Hose Assembly 66215 is designed specifically for Subaru Legacy and Outback models. This A/C refrigerant discharge hose is engineered to handle high-pressure R134a refrigerant systems, ensuring reliable performance in your vehicle's HVAC system.
- Constructed from durable aluminum and rubber materials
- Compatible with R134a refrigerant type
- Includes gasket and fittings for secure installation
- Equipped with a 16 mm high side service port
- O-rings included for proper sealing (two green O-rings, part number 24661)
- Original equipment replacement part
- Service port quantity: 1, without switch or bracket
Four Seasons Hose Assembly Product Line Details
The Four Seasons Hose Assembly product line focuses on providing reliable hose assemblies for automotive HVAC systems. These assemblies are designed to meet or exceed original equipment specifications, offering a direct replacement solution. The 66215 hose assembly is part of this line, delivering a high-pressure discharge line that integrates essential components such as fittings and gaskets to ensure a proper seal and fitment for Subaru Legacy and Outback vehicles.
Product Description and Features
This A/C refrigerant discharge hose is constructed with a combination of aluminum and rubber, providing durability and flexibility needed for high-pressure HVAC systems. It is designed for use with R134a refrigerant and includes all necessary fittings and gaskets for installation. The hose features a P-nut fitting on the suction end and a single 16 mm high side service port, allowing for easy service access. The assembly does not include a switch, bracket, or muffler, focusing on essential components for a direct replacement.
Common Applications and Issues Addressed
- Replacement of worn or leaking A/C refrigerant discharge hoses in Subaru Legacy and Outback models
- Resolving high-pressure refrigerant leaks in the HVAC system
- Restoring proper refrigerant flow and system pressure
- Eliminating issues caused by damaged or deteriorated hose materials
- Ensuring compatibility with R134a refrigerant systems
Installation Notes and Tips
When installing the Four Seasons Hose Assembly 66215, ensure the vehicle is compatible with R134a refrigerant systems. Use the included gaskets and fittings to achieve a secure, leak-free connection. The hose assembly is designed without a bracket or muffler, so verify mounting points and secure the hose appropriately. The service port allows for easy access during maintenance or refrigerant charging. Proper torque specifications should be followed to avoid damage to fittings or O-rings.
Quality Assurance and Warranty
This hose assembly is an original equipment replacement part, meeting the quality standards required for Subaru Legacy and Outback HVAC systems. It includes two green O-rings (part number 24661) to ensure a proper seal. Four Seasons products typically come with a limited warranty against defects in materials and workmanship; please refer to the manufacturer’s warranty documentation for specific terms.
| Brand | Four Seasons |
| Part Number | 66215 |
| 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 |
| Material | Aluminum / Rubber |
| Muffler? | w/o Muffler |
| O-Ring A Number/Desc | [24661] / Green O-Ring |
| O.E. Replacement? | Yes |
| Refrigerant Type | R134a |
| Service Port Qty | 1 |
| Service Port Size | 16 mm |
| Service Port? | w/ Service Port |
| Suction End Type | P-Nut Fitting |
| Svc Port High Side | High Side |
| Switch Included? | Not Included |
| System Pressure | High Pressure |
This part fits 10 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2014 | Subaru | Legacy | 3.6L | H6 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2014 | Subaru | Outback | 3.6L | H6 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2013 | Subaru | Legacy | 3.6L | H6 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2013 | Subaru | Outback | 3.6L | H6 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2012 | Subaru | Legacy | 3.6L | H6 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2012 | Subaru | Outback | 3.6L | H6 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2011 | Subaru | Legacy | 3.6L | H6 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2011 | Subaru | Outback | 3.6L | H6 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2010 | Subaru | Legacy | 3.6L | H6 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; Hose Assembly |
| 2010 | Subaru | Outback | 3.6L | H6 | N/A | Compatible with various vehicles A/C refrigerant discharge hose; 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.