SUBARU 22670AA221 Fuel Pressure Regulator

( Part Type: Fuel Pressure Regulator ), ( Manufacturer Part Number: 22670AA221 ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Year: 1999 2000 2001 2002 2003 2004 )

Review SUBARU Genuine Fuel Pressure Regulator fits 1999–2004

The Subaru 22670AA221 Fuel Pressure Regulator is an essential component of the Subaru Fuel Injection System. Designed specifically for Subaru vehicles, this regulator ensures the accurate delivery of fuel to the engine at the required pressure.

The regulator is constructed with high-quality materials, including a durable brass body and diaphragm made of reinforced rubber for enhanced durability and reliability. Its compact design allows for easy installation, making it an ideal replacement for worn-out or faulty regulators.

The Subaru 22670AA221 Fuel Pressure Regulator features a built-in spring-loaded diaphragm that maintains the correct fuel pressure under various engine operating conditions. The regulator's adjustment range is from 42 to 50 psi, allowing it to meet the specific fuel pressure requirements of Subaru engines.

This regulator's inlet and outlet connections are threaded with standard 3/8-inch NPT threads, making it compatible with most fuel lines and hoses. The O-ring seals on the inlet and outlet ensure a leak-free connection, preventing fuel leaks and ensuring optimal engine performance.

Installation of the Subaru 22670AA221 Fuel Pressure Regulator is straightforward. Simply remove the old regulator, install the new one, and connect the fuel lines to the inlet and outlet of the new regulator. No additional modifications are required, making it a hassle-free upgrade for Subaru owners.

In summary, the Subaru 22670AA221 Fuel Pressure Regulator is a high-quality, durable component that ensures accurate fuel delivery to the engine at the correct pressure. Its compact design, easy installation, and compatibility with standard fuel lines make it an ideal replacement for worn-out or faulty regulators in Subaru vehicles.

Buying a Subaru Fuel Pressure Regulator (part number 22670AA221) can be a consideration for Subaru vehicle owners experiencing fuel pressure issues. Here are some potential pros and cons that may help in making an informed decision.

1. Improved Engine Performance: A faulty fuel pressure regulator can lead to poor engine performance, including rough idling, stalling, or hesitation during acceleration. Replacing the regulator can help restore optimal engine performance.

2. Preventing Damage: A malfunctioning fuel pressure regulator can cause damage to other engine components over time. Replacing the regulator can prevent potential damage and save on costly repairs in the future.

3. Reliability: Subaru is known for producing high-quality parts, and the 22670AA221 fuel pressure regulator is no exception. Installing a genuine Subaru part ensures reliability and durability.

1. Cost: The cost of purchasing and installing a new fuel pressure regulator can be a significant expense for some vehicle owners. Labor costs for installation can add to the overall cost.

2. Time: Replacing a fuel pressure regulator can take several hours, depending on the mechanic's expertise and the complexity of the vehicle. Vehicle owners who prefer to do the work themselves may also face a learning curve.

3. Potential for Further Issues: Replacing a fuel pressure regulator does not always guarantee that the underlying issue has been resolved. Other fuel system components could still be malfunctioning, requiring additional repairs.

The decision to buy and install a Subaru 22670AA221 fuel pressure regulator depends on several factors, including the severity of the fuel pressure issue, the vehicle owner's budget, and their willingness to invest time and labor. While the cost and time involved can be a deterrent, the potential benefits of improved engine performance and preventing further damage can outweigh the initial investment. Ultimately, a well-informed decision based on the individual's circumstances is recommended.

If you suspect a fuel pressure issue and are experiencing symptoms such as poor engine performance, rough idling, or stalling, it is recommended to have your vehicle inspected by a certified mechanic. They can diagnose the issue and provide you with an accurate quote for replacing the fuel pressure regulator, if necessary. If you are comfortable with the cost and the time investment, replacing the regulator can help restore optimal engine performance and prevent further damage.

part # 22670aa221 prices

• $28.50-$32.99

specifications injectiopug:

• for makes: Subaru
• for years: 1999-2004
• part type: Fuel Pressure Regulator
• manufacturer part number: 22670AA221
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• year: 1999 2000 2001 2002 2003 2004

payments injectiopug:

• credit card: Discover
• wallet: Google-pay
• other

returns injectiopug:

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

general injectiopug:

• Air Fuel Delivery > Fuel Injection Parts > Additional Fuel Injection Parts
• condition: New

seller injectiopug:

• rating: 99.8%
• # reviews: 1412

offer injectiopug:

• started: December 12, 2025
• options: Ship-to-home
• availability: In Stock
• sold: 0
• quantity: 1

shipping injectiopug:

• type: Fixed
• cost: $8.99
• class: Standard, Expedited
• service: Standard, Expedited
• transit: 4-8 Days

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