2003 Buick Regal Fuel System Parts
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GB Remanufacturing®Remanufactured Multi Port Fuel InjectorBuick Regal 2003, Remanufactured Multi Port Fuel Injector by GB Remanufacturing®. OE-quality at a reduced cost is what you'll get with this new multi-port fuel injector. This injector is an exact OEM replacement part, so it guarantees...Affordable alternative to a new OEM injectorMeets or exceeds OE quality$30.72 - $31.30 - Standard®Fuel InjectorBuick Regal 2003, Fuel Injector by Standard®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Stainless-steel calibration slide and spring assembly prevents corrosion within the fuel control body, which leads to an extended service lifePrecision-wound and precision-trimmed solenoid windings allow the computer to command efficient delivery of fuel$50.92 - $103.97
- TRQ®Fuel InjectorBuick Regal 2003, Fuel Injector by TRQ®. When it comes to replacing fuel injectors, you can trust the high-quality replacement solution from TRQ to get the job done right. Each TRQ fuel injector is designed to exact specifications to...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$46.95 - $56.95Save: up to 4%$45.07 - $55.24
- Bosch®Fuel InjectorBuick Regal 1 Engine VIN Character 2003, Fuel Injector by Bosch®. Replace a defective fuel injector and get rid of poor fuel economy and sluggish performance. The fuel injector from Bosch is a cost-effective solution when you need a...Optimal spray pattern for optimum mixture preparation and efficient combustion, also during dynamic driving behaviorReduced consumption and low emissions, particularly during the start and warm-up phase$44.92
- USMW Professional Series®Fuel Pump Module AssemblyBuick Regal 2003, Fuel Pump Module Assembly by USMW Professional Series®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part,...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$112.55
- Dorman®OE Solutions™ Fuel Pump Module AssemblyBuick Regal K Engine VIN Character 2003, OE Solutions™ Fuel Pump Module Assembly by Dorman®. This fuel pump module assembly matches the fit and function of the original parts in specific vehicles. Built from durable materials, this...Direct replacement - this fuel pump assembly matches the fit and function of the original equipment fuel pump on specified vehiclesDurable construction - this fuel pump is made of quality materials for a long service life$117.72
- TRQ®Fuel Injector SetBuick Regal 2003, Fuel Injector Set by TRQ®. Professionally built to replace the OEM part when it becomes worn or damaged, this top-grade TRQ fuel injector set is the right choice for those who want to restore the original performance...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$212.95 - $246.95Save: 5%$202.30 - $234.60
- Autotecnica®Fuel Pump Module AssemblyBuick Regal USA Built 2003, Fuel Pump Module Assembly by Autotecnica®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it...Expertly manufactured from the highest grade materialsMeticulously Tested for the ultimate in quality$62.48
- Walker Products®Fuel InjectorBuick Regal 2003, Fuel Injector by Walker Products®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$70.08
- ACDelco®GM Original Equipment™ Throttle Position SensorBuick Regal 2003, GM Original Equipment™ Throttle Position Sensor by ACDelco®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning...98% application coverage for GM Vehicles, dating back to 1986GM-recommended replacement part for your GM vehicle’s original factory component$73.75Save: $11.06 (15%)$62.69
- Spectra Premium®Fuel Tank Filler NeckBuick Regal 2003, Fuel Tank Filler Neck by Spectra Premium®. When you are looking for OE quality and performance at an affordable price, Spectra Premium is the right choice for you. Designed and manufactured to meet or exceed OE...Manufactured to meet OE fit and functionOE quality at an affordable price$63.15
- Spectra Premium®Fuel Tank Strap KitBuick Regal 2003, Fuel Tank Strap Kit by Spectra Premium®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide...Designed to keep your fuel tank in placeSame quality as OE for less money$48.32
- Spectra Premium®Fuel Tank Strap KitBuick Regal 2003, Fuel Tank Strap Kit by Spectra Premium®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide...Designed to keep your fuel tank in placeSame quality as OE for less money$48.32
- TRQ®Fuel Injection Idle Air Control ValveBuick Regal 2003, Fuel Injection Idle Air Control Valve by TRQ®. When it comes to replacing fuel injectors, you can trust the high-quality replacement solution from TRQ to get the job done right. Each TRQ fuel injector is designed to...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$26.95Save: $1.08 (4%)$25.87
- TRQ®Fuel Filler NeckBuick Regal 2003, Fuel Filler Neck by TRQ®. Repair the malfunction in your fuel system and get your vehicle back to its good shape fast to enjoy new road adventures with the TRQ fuel filler neck, providing a reliable and affordable way...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$51.95Save: $2.08 (4%)$49.87
- Standard®Throttle Position SensorBuick Regal 2003, Throttle Position Sensor by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Each Standard® sensor is a direct-fit replacement sensor that restores proper information transfer to the ECU on throttle position providing efficient fuel economy and engine performanceEach Standard® throttle position sensor features quality construction that promotes accurate communication of throttle valve angle to the vehicles computer, resulting in improved performance$40.82
- Dorman®OE Solutions™ Fuel Tank StrapsBuick Regal 2003, OE Solutions™ Fuel Tank Straps by Dorman®. Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to...Direct replacement - this fuel tank strap matches the fit, function and performance of the original partIdeal solution - recommended for replacement when the fuel tank is serviced or replaced$42.45
- Dorman®OE Solutions™ Fuel Tank Filler NeckBuick Regal 2003, OE Solutions™ Fuel Tank Filler Neck by Dorman®. Fuel filler neck leaking? This replacement fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck for specific vehicle years,...Direct replacement - this fuel filler neck is made to match the original equipment on specific vehiclesDurable construction - made of corrosion-resistant materials to reduce future failure potential$71.89
- Agility®Fuel Filler NeckBuick Regal 2003, Fuel Filler Neck by Agility®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$60.62
- Walker Products®Throttle Position SensorBuick Regal 2003, Throttle Position Sensor by Walker Products®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$41.49 - $48.96
- WVE®Throttle Position SensorBuick Regal 2003, Throttle Position Sensor by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$47.39
- Standard®Throttle Body Idle Air Control MotorBuick Regal 2003, Throttle Body Idle Air Control Motor by Standard®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$28.94
- Delphi®Throttle Position SensorBuick Regal 2003, Throttle Position Sensor by Delphi®. Delphi sensors use the Hall Effect or magneto resistive (MR) principles for accurate and clean signal input to the electronic control module (ECM). The result is more design...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$62.09
- Walker Products®Fuel Injection Idle Air Control ValveBuick Regal 2003, Fuel Injection Idle Air Control Valve by Walker Products®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$26.42 - $31.16
- Replace®Fuel Tank StrapsBuick Regal 2003, Fuel Tank Straps by Replace®. Pair. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$42.25 - $61.20
- Replace®Fuel Tank StrapsBuick Regal 2003, Fuel Tank Straps by Replace®. Pair. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$42.25 - $61.20
- WVE®Idle Air Control ValveBuick Regal 2003, Idle Air Control Valve by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$30.93
- Standard®Tru-Tech™ Throttle Body Idle Air Control MotorBuick Regal 2003, Tru-Tech™ Throttle Body Idle Air Control Motor by Standard®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$29.23
- Delphi®Throttle Body Idle Air Control MotorBuick Regal 2003, Throttle Body Idle Air Control Motor by Delphi®. Actual OE Part. Made in Mexico. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$41.83
- ACDelco®Genuine GM Parts™ Throttle Body Idle Air Control MotorBuick Regal 2003, Genuine GM Parts™ Throttle Body Idle Air Control Motor by ACDelco®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$73.51Save: $9.56 (13%)$63.95
Shop By Service Type
- Fuel Pump Replacement
- Fuel Tank Pressure Sensor Replacement
- Fuel Filter Replacement
- Fuel Pump Relay Replacement
- Fuel Injector Replacement
- Fuel Tank Cap Replacement
- Accelerator Cable Replacement
- Throttle Position Sensor Replacement
- Fuel Pressure Regulator Replacement
- Fuel Injector O-Rings Replacement
- Fuel Filler Neck Replacement
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2003 Buick Regal Fuel Delivery Reviews
2 reviews
Fuel Tank Pressure Sensor
Posted by Gregory (Oberlin, PA) / January 23, 20202000 GMC Jimmy
2003 Buick Regal Models
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