Motorcraft Pressure Relief Valve Mustang 4.0L/ 4.6L/ 5.4L 1993-2010

This direct fit valve (YF-52) maintains a safe pressure level for your Mustang’s HVAC system. It releases pressure as needed, preventing damage to the unit. This helps to keep your vehicle running as efficiently as possible.

Features and Benefits:
- Fits 4.0L, 4.6L, and 5.4L engines
- Ensures HVAC system can reach pressure
- Releases excess pressure as needed
- Prevents damage and system failure
- OEM direct fit replacement

Vehicle Fitment:
- 1993-2010 Mustang
- 4.0L/ 4.6L/ 5.4L Engine