STANDARD MOTOR PRODUCTS PR549 Fuel Injection Pressure Regulator 2.5L-H4

( Brand: Standard Motor Products ), ( Manufacturer Part Number: PR549 ), ( Part Type: Fuel Pressure Regulator Motor ), ( Country Of Origin: United States )

Review STANDARD MOTOR PRODUCTS Fuel Injection Pressure Regulator Subaru 2.5l-h4 fits LEGACY 2010–2012

The Standard Motor Products PR549 Fuel Injection Pressure Regulator is specifically designed for Subaru 2.5L-H4 engines with model years ranging from 10 to 12. This critical component of your fuel system ensures optimal performance by maintaining the correct fuel pressure for your Subaru's engine.

Constructed from high-quality materials, the PR549 Regulator features a robust diaphragm design that effectively regulates fuel pressure, preventing any unwanted surges or drops. Its durable housing is engineered to withstand the rigors of regular use, providing long-lasting reliability.

The PR549 Regulator's compact design ensures a perfect fit in your Subaru's engine compartment, while its easy-to-install design makes replacing your old regulator a hassle-free experience. The regulator comes with a replacement O-ring, making the installation process even smoother.

In the event of a fuel pressure issue, the PR549 Regulator's fail-safe design will protect your engine from damage. If the regulator fails to maintain the correct fuel pressure, it will automatically shut off fuel delivery to the engine, preventing any potential damage.

When it comes to maintaining or repairing your Subaru's fuel system, trust the expertise of Standard Motor Products. The PR549 Fuel Injection Pressure Regulator is a high-performance, reliable, and affordable solution for Subaru owners. With its precise fuel pressure regulation, durable design, and easy installation process, you can trust that your Subaru will perform at its best with this essential component.

Pros and Cons of Buying a Standard Motor PR549 Fuel Injection Pressure Regulator for Subaru 2.5L-H4 (10-12)

a. Cost-effective: The Standard Motor PR549 is an aftermarket fuel pressure regulator that is more affordable compared to OEM (Original Equipment Manufacturer) alternatives.

b. Availability: It is widely available from various automotive parts retailers, both online and offline.

c. Easy Installation: The installation process is straightforward and does not require extensive mechanical knowledge or specialized tools.

d. Durability: The Standard Motor PR549 regulator is known for its robust construction, ensuring reliable performance for an extended period.

a. Quality Concerns: Some users have reported issues with the quality of the regulator, including leaks and inconsistent pressure readings.

b. Lack of OEM Compatibility: Although the Standard Motor PR549 is designed to fit Subaru 2.5L-H4 engines (10-12), it may not provide the exact same performance as the OEM regulator.

c. Potential for Varying Pressure: Depending on the specific condition of the engine and fuel system, the Standard Motor PR549 may produce slightly varying fuel pressure readings compared to the OEM regulator.

When considering the purchase of a fuel injection pressure regulator for a Subaru 2.5L-H4 (10-12), the Standard Motor PR549 presents both advantages and disadvantages. The primary benefits include cost-effectiveness, availability, ease of installation, and durability. However, potential drawbacks include quality concerns, lack of OEM compatibility, and the possibility of varying fuel pressure readings.

Based on the information provided, if you are looking for an affordable, widely-available, and easy-to-install fuel pressure regulator for your Subaru 2.5L-H4 (10-12), the Standard Motor PR549 could be a suitable option. However, it is essential to weigh the potential risks against the cost savings and determine whether the differences in fuel pressure readings and OEM compatibility are acceptable for your specific situation.

Alternatively, if you prioritize a higher level of performance and compatibility with the OEM specification, it may be worth considering investing in an OEM fuel pressure regulator or a more premium aftermarket alternative. Ultimately, the decision depends on your budget, mechanical expertise, and desired level of performance.

Details:

Please refer to notes in compatibility guide and other sources determine correct application. We then pass those savings directly on to the consumer through an aggressive marketing strategy that keeps our overhead and sales costs a minimum. Standard PR549 Fuel Injection Pressure Regulator 10-12 Subaru Legacy 2.5L-H4for many vehicle applications. May not be actual photo.

part #: pr549 prices

• $49.99-$136.98

specifications airfueldepo:

• for models: Legacy
• for makes: Subaru
• for years: 2010-2012
• brand: Standard Motor Products
• mpn: Pr549
• part type: Fuel Pressure Regulator Motor
• country of origin: United States

shipping airfueldepo:

• service: USPS Priority Mail
• cost: $0.00
• transit: 4-10 Days
• class: Expedited
• type: Fixed
• carrier: USPS

general airfueldepo:

• condition: New
• Car Truck Parts Accessories > Air Fuel Delivery > Other Air Fuel Delivery

payments airfueldepo:

• credit card: Visa
• other
• wallet: Paypal

returns airfueldepo:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

offer airfueldepo:

• sold: 0
• started: April 6, 2026
• options: Ship-to-home
• availability: In Stock
• quantity: 1

seller airfueldepo:

• rating: 99.7%
• city: Rolla, Missouri
• # reviews: 17203

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