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Nissens 999315 A/C Expansion Valve
Nissens A/C Expansion Valve for Volkswagen Golf R
The Nissens 999315 A/C expansion valve is a block-style HVAC flow restrictor built for R134A systems and aluminum construction. It is listed for 2015-2016 Volkswagen Golf R applications, including the 2016 Volkswagen Golf R through 05/29/2016.
Key Features
- Brand: Nissens
- Part number: 999315
- Block-style A/C expansion valve
- Material: aluminum
- Refrigerant type: R134A
- Includes O-rings; mounting hardware not included
- O-ring quantity: 4
- Liquid inlet thread diameter: 0.4700
- Liquid outlet thread diameter: 0.5500
- Suction inlet thread diameter: 0.6300
- Suction outlet thread diameter: 0.7100
Product Details
This Nissens A/C expansion valve, part number 999315, regulates refrigerant flow in the air conditioning circuit to support proper evaporator performance. It is a direct-fit style component for Volkswagen Golf R models listed in the fitment data and is specified for R134A refrigerant systems. Nissens develops thermal management components to OE-level specifications, and this valve reflects that focus on precise HVAC control and consistent material quality.
This part cross-references UAC EX10498C for the same application.
Common Symptoms It Can Address
- Weak or inconsistent cabin cooling
- Incorrect refrigerant metering at the evaporator
- Frosting or temperature swings in the A/C system
- Compressor cycling caused by flow control issues
- Restricted HVAC performance in a Volkswagen Golf R A/C repair
Installation Notes
Verify refrigerant type, port dimensions, and vehicle fitment before installation. Replace the O-rings with clean, properly lubricated seals during service, and evacuate and recharge the system according to factory procedures after the valve is installed. This part fits 2015 Volkswagen Golf R, N/A, and 2016 Volkswagen Golf R, N/A, to 05/29/2016.
Quality Assurance
Nissens manufactures thermal and engine efficiency components with a focus on consistent production standards and ongoing aftermarket development. Part number 999315 is built to support reliable HVAC service on confirmed Volkswagen Golf R applications.
| Brand | Nissens |
|---|---|
| Part Number | 999315 |
| Material | Aluminum |
| Refrigerant Type | R134a |
| Type | Block |
| Mounting Hardware Included | No |
| Liquid Inlet Fitting Thread Diameter | 0.4700 |
| Liquid Outlet Fitting Thread Diameter | 0.5500 |
| O-ring Quantity | 4 |
| O-rings Included | Yes |
| Suction Inlet Fitting Thread Diameter | 0.6300 |
| Suction Outlet Fitting Thread Diameter | 0.7100 |
This part fits 2 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2016 | Volkswagen | Golf R | Base | 2.0L | L4 | GAS | N/A | To 05/29/2016 |
| 2015 | Volkswagen | Golf R | Base | 2.0L | L4 | GAS | N/A |
* 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.