OE Quality
60-Day Returns

Four Seasons 65100 A/C Refrigerant Suction Hose
Reliable A/C Refrigerant Suction Hose for Lexus GS300 and GS350
The Four Seasons Hose Assembly 65100 is designed to maintain optimal air conditioning performance in Lexus GS300 and GS350 models. Engineered with durable aluminum and rubber materials, this A/C refrigerant suction hose ensures efficient refrigerant flow and long-lasting service.
- Constructed from aluminum and rubber for durability and flexibility
- Compatible with R134a and R1234yf refrigerants
- Includes gasket or seal for secure connections
- Equipped with a muffler to reduce noise during operation
- Part number 65100 specifically fits Lexus GS300 and GS350 models
About the Four Seasons Hose Assembly Product Line
The Hose Assembly line by Four Seasons focuses on providing high-quality hose assemblies designed for HVAC systems in vehicles. This product line emphasizes reliable materials and precise fitment to ensure proper refrigerant flow and system integrity. The 65100 hose assembly is part of this line, offering a balance of aluminum and rubber construction with integrated muffler features to meet the demands of Lexus GS series air conditioning systems.
Product Details and Specifications
This A/C refrigerant suction hose is built with a combination of aluminum and rubber, providing both strength and flexibility necessary for automotive HVAC applications. It supports both R134a and R1234yf refrigerants, making it suitable for modern and updated air conditioning systems. The included gasket or seal ensures a tight, leak-free connection, while the integrated muffler helps minimize operational noise. Note that this hose assembly does not include a service port or switch service port.
Common Applications and Issues Addressed
- Replacement of worn or damaged refrigerant suction hoses in Lexus GS300 and GS350
- Resolving refrigerant leaks caused by hose degradation
- Reducing noise from the A/C system with the built-in muffler
- Ensuring compatibility with R134a and R1234yf refrigerants during system repairs
- Maintaining proper refrigerant flow for efficient air conditioning performance
Installation Notes and Tips
When installing the Four Seasons Hose Assembly 65100, ensure the gasket or seal is properly seated to prevent leaks. Verify compatibility with your Lexus GS300 or GS350 model year and refrigerant type before installation. Since this hose does not include a service port, additional components may be required for system servicing. Proper routing and secure connections are essential to avoid premature wear or damage.
Quality Assurance and Warranty
Four Seasons products are manufactured to meet industry standards for HVAC components. The Hose Assembly 65100 undergoes quality checks to ensure durability and fitment accuracy. Please refer to Four Seasons' official warranty policy for specific coverage details related to this part.
| Brand | Four Seasons |
| Part Number | 65100 |
| Position | Hose Assembly |
| Material | Aluminum / rubber |
| Refrigerant Type | R134a r1234yf |
| Gasket Or Seal Included | Included |
| Switch Service Port | No |
| Description | Hose assemblies |
| Muffler? | W/ muffler |
| Service Port Included | No |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 2009 | Lexus | GS350 | AWD | N/A | Suction Line; Hose Assembly |
| 2008 | Lexus | GS350 | AWD | N/A | Suction Line; Hose Assembly |
| 2007 | Lexus | GS350 | AWD | N/A | Suction Line; Hose Assembly |
| 2006 | Lexus | GS300 | AWD | N/A | Suction Line; 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.