DELPHI SX-8664 Fuel Injection Pressure Regulator 3.8L V6

( Brand: Delphi ), ( Type: Fuel Injection Pressure Regulator ), ( Manufacturer Part Number: SX-8664 ), ( Manufacturer Warranty: 1 Year / 12, 000 Miles ), ( Ipn: C822 46-61 ), ( Item Height: 2.500 ), ( Item Length: 3.000 ), ( Item Weight: 0.1400 ), ( Placement On Vehicle: Air Fuel Delivery Fuel Injection System ), ( Compatible Year: 2005 2004 2003 2002 2001 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Delphi Fuel Injection Pressure Regulator )

Review DELPHI Fuel Injection Pressure Regulator Buick 3.8l V6mm fits LESABRE 2001–2005

The Delphi SX-8664 Fuel Injection Pressure Regulator is an essential component of the fuel delivery system for select 2001-2005 Buick LeSabre models equipped with a 3.8L V6 engine. Designed and manufactured by Delphi Technologies, a renowned global automotive technology provider, this pressure regulator ensures optimal performance and fuel efficiency by maintaining the correct fuel pressure in the system.

This regulator is specifically engineered for the Buick LeSabre's fuel injection system. It features a robust, durable design with a compact housing that can withstand the demanding conditions of modern automotive engines. The regulator employs a diaphragm actuator, which responds quickly and accurately to changes in fuel pressure, ensuring precise fuel delivery to the engine.

The Delphi SX-8664 Fuel Injection Pressure Regulator comes with a built-in bypass valve that helps prevent fuel pressure surges and ensures smooth engine operation under various driving conditions. The regulator also includes an integrated check valve that maintains fuel pressure during engine shutdown and cranking.

* Robust, compact design specifically engineered for 2001-2005 Buick LeSabre 3.8L V6 engines

* Diaphragm actuator for quick and accurate response to fuel pressure changes

* Built-in bypass valve to prevent fuel pressure surges and ensure smooth engine operation

* Integrated check valve to maintain fuel pressure during engine shutdown and cranking

* Durable construction for long-lasting performance and reliability

By maintaining the correct fuel pressure, the Delphi SX-8664 Fuel Injection Pressure Regulator helps ensure consistent engine performance, improved fuel efficiency, and reduced emissions. This regulator is an essential part of keeping your Buick LeSabre running at its best. If you're experiencing fuel delivery issues or poor engine performance, replacing the fuel injection pressure regulator with this Delphi part may be the solution.

The Delphi SX-8664 is a fuel pressure regulator designed for use in 2001-2005 Buick LeSabre vehicles with a 3.8L V6 engine. This part is crucial for maintaining the correct fuel pressure to ensure proper engine performance. Here are some pros and cons of buying this specific fuel pressure regulator.

1. OEM (Original Equipment Manufacturer) Replacement: The Delphi SX-8664 is an original equipment manufacturer (OEM) replacement part, which means it is manufactured by the same company that originally produced the part for the vehicle. This can ensure a good fit and reliable performance.

2. Improves Engine Performance: A faulty or failing fuel pressure regulator can cause poor engine performance, such as rough idling, hesitation, and stalling. Replacing the faulty regulator with a new one, like the Delphi SX-8664, can help restore proper engine performance.

3. May Prevent Costlier Repairs: A failing fuel pressure regulator can potentially lead to more expensive repairs if not addressed in a timely manner. By replacing the regulator with a new one, such as the Delphi SX-8664, you may be able to prevent more significant and costly engine damage.

1. Cost: The Delphi SX-8664 fuel pressure regulator may be more expensive than some aftermarket alternatives. However, the cost may be justified by the potential for improved engine performance and peace of mind that comes with using an OEM replacement part.

2. May Not Be Necessary for All Vehicles: Not all 2001-2005 Buick LeSabre vehicles with a 3.8L V6 engine will require a new fuel pressure regulator. It's essential to have the vehicle inspected by a qualified technician to determine if the regulator is indeed the cause of any performance issues.

3. Installation Requires Technical Knowledge: Installing a fuel pressure regulator can be a complex process that requires technical knowledge and expertise. It may be necessary to seek the assistance of a professional technician to ensure the regulator is installed correctly and securely.

In conclusion, the Delphi SX-8664 fuel pressure regulator can be a valuable investment for those experiencing engine performance issues with their 2001-2005 Buick LeSabre 3.8L V6. Its OEM design ensures a good fit and reliable performance, while improving engine performance and potentially preventing more costly repairs. However, its cost and the technical expertise required for installation are potential drawbacks. Ultimately, it's essential to have the vehicle inspected by a qualified technician to determine if a new fuel pressure regulator is necessary and to weigh the pros and cons for your specific situation.

Recommendation: If you are experiencing engine performance issues with your 2001-2005 Buick LeSabre 3.8L V6 and suspect the fuel pressure regulator may be the cause, consider having the vehicle inspected by a qualified technician. They can diagnose the issue and provide a recommendation on whether replacing the fuel pressure regulator with an OEM part, such as the Delphi SX-8664, would be beneficial.

part # sx8664 prices

• $49.21-$82.77

specifications injectiopug:

• for models: Lesabre
• for makes: Buick
• for years: 2001-2005
• brand: Delphi
• type: Fuel Injection Pressure Regulator
• manufacturer part number: SX-8664
• manufacturer warranty: 1 Year / 12, 000 Miles
• interchange part number: C822 46-61
• item height: 2.500
• item length: 3.000
• item weight: 0.1400
• placement on vehicle: Air Fuel Delivery Fuel Injection System
• compatible year: 2005 2004 2003 2002 2001
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine Delphi Fuel Injection Pressure Regulator

seller injectiopug:

• # reviews: 558858
• rating: 98.8%

general injectiopug:

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

returns injectiopug:

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

payments injectiopug:

• credit card: Mastercard
• wallet: Paypal
• other

offer injectiopug:

• quantity: 6
• sold: 0
• started: June 28, 2025
• availability: In Stock
• options: Ship-to-home

shipping injectiopug:

• class: Standard, Expedited
• type: Fixed
• cost: $0.00
• service: Standard, Expedited
• transit: 5-10 Days

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