45137XA01B Subaru CAP, Price: 25.89$, Weight: 0.032kg
| Make | Number | Name | Availability | Weight, kg | Ship in, Days | Price |
|---|---|---|---|---|---|---|
Subaru |
45137XA01B |
CAP |
46 |
0.032 |
2-3 |
25.89$ |
Originals
| Make | Number | Name | Availability | Weight, kg | Processing, days | Price | |
|---|---|---|---|---|---|---|---|
| Subaru |
CAP
|
17 |
0.037
|
|
31.07$
|
Substitutions
| Make | Number | Name | Availability | Weight, kg | Processing, days | Price | |
|---|---|---|---|---|---|---|---|
| Subaru |
45137XA01A
|
CAP
|
0 |
0.037
|
-
|
25.89$
|
Not Available |
Compatibility
| Body | Engine | Vehicle Grade | Market | Model Year From | Model Year To | Train | Diagram |
|---|---|---|---|---|---|---|---|
| XUV(SUV) | 3600CC EMPI DOHC NA | BASE | USA | 11.2006 | 01.2014 | FULLTIME 4WD | View |
Engine Cooling Pressure Cap — Reliable Seal for Stable Temperatures
This OEM-grade radiator/coolant reservoir cap keeps your Subaru’s cooling system sealed and pressurized. It’s needed to hold factory-set pressure so coolant won’t boil early, ensuring steady operating temperature, strong cabin heat, and long water pump and hose life.
How it Works ❄️
A spring-loaded pressure valve locks in the correct PSI, raising the coolant’s boiling point. When pressure spikes, it vents safely to the overflow. A vacuum valve then pulls fluid back as the engine cools, preventing hose collapse and air pockets.
What If the Cap Fails
Expect overheating in traffic, coolant loss or boil-over, weak heater, hard hot restarts, and possible air in the system. A weak spring or cracked seal can also trigger steam at the neck and leave white crust on the filler area.
Pro Tips
- Replace if rubber is hard, cracked, or the spring feels loose.
- Only remove when fully cold; check filler neck for debris.
- Match the pressure rating to the factory spec for best results.
Compatibility
- Tribeca