2003 Chevrolet Express 2500 Fuel Injectors

Essential 2003 Chevrolet Express 2500 Fuel Injectors

Felpro – Fuel Injector O-Ring Kit (Part No.ES 73201)

Fuel Injector O-Ring Kit

from

$32.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Carquest Premium – Fuel Injector Seal Kit (Part No.AS009)

Fuel Injector Seal Kit

from

$2.99
CARQUEST fuel injector seal kits include the necessary O-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Each kit services one injector and includes hard to find or previously dealer-only components.

Product Features:
  • Premium OE quality materials
  • Services one injector
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GM Genuine Parts – Multi-Port Fuel Injector Bracket (Part No.93442096)

Multi-Port Fuel Injector Bracket

from

$23.99
GM Genuine Parts Fuel Injector Retaining Brackets are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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GM Genuine Parts – Central Multi-Port Fuel Injector Mounting Bracket (Part No.88894355)

Central Multi-Port Fuel Injector Mounting Bracket

from

$42.99
GM Genuine Parts Fuel Injector Retaining Brackets are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Carquest Premium – Fuel Filter Base & Hand Primer Seal Kit (Part No.AC20702)

Fuel Filter Base & Hand Primer Seal Kit

from

$26.99
Product Features:
  • Premium OE quality materials
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Victor Reinz – Fuel Injection Throttle Body Mounting Gasket (Part No.71-15823-00)

Fuel Injection Throttle Body Mounting Gasket

from

$6.49
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
  • Meets or exceeds OE specifications
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Cardone – Fuel Injector (Part No.2J-109)

Fuel Injector

from

$859.99
CARDONE Remanufactured Fuel Injectors provide an alternative plug and play solution to fuel delivery for diesel applications. All units are flow tested and balanced and replaced with new O-rings and gaskets. Each unit retains OEM duty cycle and pulse width ensuring reliable performance. All units are built to meet or exceed OEM performance, providing a quality product both you and your vehicle can rely on.

Product Features:
  • All gaskets, O-rings and bearings are replaced 100% to ensure optimal performance
  • Each assembled unit is individually calibrated and tested to ensure it meets or exceeds O.E.M. form, fit and function
  • All components are renewed or replaced as necessary to ensure high quality and durability
  • When applicable, improvements based on typical failure modes of original units are incorporated into the design and manufacture of replacement component parts, which translates into longer service life and less down-time for the driver
  • Guaranteed fit and function
  • Meets or exceeds O.E.M. performance
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ACDelco – Sequential Multi-Port Fuel Injector Assembly (Part No.217-3412)

Sequential Multi-Port Fuel Injector Assembly

from

$47.99
ACDelco GM Original Equipment Fuel Injectors are electro-magnetic valves that meter fuel into the engine’s intake manifold or cylinders for combustion, and are GM-recommended replacements for your vehicle’s original components. The engine control module (ECM) operates the injector by applying an electric current to the injector solenoid winding, causing the needle valve to open, and allowing pressurized fuel to be atomized into the intake airstream. These original equipment fuel injectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • Atomizes fuel into the engine’s intake manifold or cylinders, as part of the fuel and engine management system
  • Allows for a quick throttle response
  • Assists in cold engine starts
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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GB Remanufacturing – Fuel Injector O-Ring (Part No.C1012224185GBR)

Fuel Injector O-Ring

from

$10.99
Fuel Injector O-Ring

Dorman – Fuel Injector O-Ring Seal Kit (Part No.C1012207766DOR)

Fuel Injector O-Ring Seal Kit

from

$22.91
Engineered from rubber for superior resistance to fuel, oil and heat, Dorman’s Fuel Injector O-rings maintain an air-tight seal. This complete kit, containing multiple rings in various sizes, makes installation fast and convenient. O-rings are recommended for replacement any time you service the fuel injectors.

Product Features:
  • Naturally combats brittleness, cracking, and heat aging
  • O-rings also sold separately
  • Easy installation
  • Quality tested to ensure durability
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ACDelco – Fuel Injection Pressure Regulator Kit with Clip and Snap Ring (Part No.217-3073)

Fuel Injection Pressure Regulator Kit with Clip and Snap Ring

from

$112.99
ACDelco GM Original Equipment Fuel Injection Pressure Regulators are mechanical valves that control fuel pressure in the fuel injector rail, and are GM-recommended replacements for your vehicle’s original components. Their spring-loaded valves return excess fuel back to the fuel tank. These original equipment fuel injection pressure regulators have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Helps provide constant fuel pressure to the injectors
  • Assists in cold engine starts
  • Helps maintain stable engine idle
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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GM Genuine Parts – Fuel Injector Retainer Kit with Clip (Part No.12570620)

Fuel Injector Retainer Kit with Clip

from

$13.79
GM Genuine Parts Fuel Injector and Insulator Retainer Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Dorman – Fuel Control Actuator (Part No.904-575)

Fuel Control Actuator

from

$299.99
This fuel pressure regulator is engineered to match the function of the original equipment regulator on specified vehicles. It is engineered to help ensure proper fuel injection pressure when the original regulator has failed or is malfunctioning.

Product Features:
  • Direct replacement – this fuel pressure regulator is designed to match the fit and function of the original equipment regulator on specified vehicle
  • Ideal solution – engineered to help ensure proper fuel injection pressure when the original regulator has failed or is malfunctioning
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Delphi – Fuel Pressure Regulator (Part No.C3000575665DEL)

Fuel Pressure Regulator

from

$114.72
For more than a century, Delphi has been making the parts cars are born with. Delphi is proud of its OE heritage, and over the years they have used that experience to expand into a global aftermarket supplier.

Product Features:
  • Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
  • Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
  • Quiet operation
  • No audible regulator noise
  • Consistent and predictable fuel pressure throughout system range of control provides great drivability.
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Delphi – Fuel Injection Pressure Regulator (Part No.FP10021)

Fuel Injection Pressure Regulator

from

$95.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

Product Features:
  • Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
  • Quiet operation, no audible regulator noise
  • Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
  • Consistent and predictable fuel pressure throughout system range of control provides great drivability
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GM Genuine Parts – Mass Airflow Sensor (Part No.23262344)

Mass Airflow Sensor

from

$128.99
GM Genuine Parts Mass Air Flow (MAF) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are key parts of the engine management system, and are GM-recommended replacements for your vehicle’s original components. The MAF sensor measures the amount of air entering the engine so that the engine control module can determine the amount of fuel to inject. This helps ensure the most efficient air/fuel mixture for the best fuel economy and power. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Measures the amount of air entering the engine so the ECM can determine the amount of fuel to inject
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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GM Genuine Parts – Mass Airflow Sensor (Part No.23324767)

Mass Airflow Sensor

from

$139.99
GM Genuine Parts Mass Air Flow (MAF) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are key parts of the engine management system, and are GM-recommended replacements for your vehicle’s original components. The MAF sensor measures the amount of air entering the engine so that the engine control module can determine the amount of fuel to inject. This helps ensure the most efficient air/fuel mixture for the best fuel economy and power. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Measures the amount of air entering the engine so the ECM can determine the amount of fuel to inject
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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ACDelco – GM Original Equipment Air Mass Sensor (Part No.B3150756035ACD)

GM Original Equipment Air Mass Sensor

from

$165.03
An ACDelco GM Original Equipment Air Mass Sensor is a key part of the engine management system, and is a GM-recommended replacement for your vehicle’s original component. The Air Mass Sensor measures the amount of air entering the engine so that the engine control module can determine the amount of fuel to inject. This ensures the most efficient air/fuel mixture for the best fuel economy and power, while reducing harmful exhaust emissions. This original equipment mass air flow sensor has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Measure the amount of air entering the engine so that the engine control module can determine the amount of fuel to inject
  • Undergo the same stringent testing process as the original part
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Carquest Premium – Fuel Injector Connector (Part No.PTA1096)

Fuel Injector Connector

from

$41.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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ACDelco – GM Original Equipment Fuel Injector Pigtail Connector (Part No.C1006578228ACD)

GM Original Equipment Fuel Injector Pigtail Connector

from

$52.23
The ACDelco GM Original Equipment Fuel Injector Pigtail Connector is durable to withstand tough under-hood conditions. They are the GM recommended replacement for your GM vehicle’s original wire harness connector. This original equipment fuel injector pigtail connector is manufactured to fit your specific GM vehicle and provide the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Pigtail Connectors allow for more efficient, less costly wiring harness repairs on all GM vehicles
  • Protective outer coverings protect against even the toughest conditions
  • Wires are color coded correctly for easy installation
  • The same part as your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Designed with GM Original Equipment specification for fit, form, and function
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ACDelco – Multi-Purpose Pigtail (Part No.PT1031)

Multi-Purpose Pigtail

from

$104.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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GM Genuine Parts – Fuel Injector O-Ring Kit with Assorted O-Rings (Part No.217-1588)

Fuel Injector O-Ring Kit with Assorted O-Rings

from

$29.99
GM Genuine Parts Fuel Injector Seal Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These seals help provide liquid-tight connections between the fuel injector and related components. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Helps provide a seal to prevent fuel leaks
  • Helps seal combustion chamber from the elements
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

MAHLE Original – Injector O-Rings (Part No.GS33505A)

Injector O-Rings

from

$5.99
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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GM Genuine Parts – Multi-Port Fuel Injector O-Ring Kit with 16 O-Rings (Part No.217-3092)

Multi-Port Fuel Injector O-Ring Kit with 16 O-Rings

from

$41.99
GM Genuine Parts Fuel Injector Seal Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These seals help provide liquid-tight connections between the fuel injector and related components. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Helps provide a seal to prevent fuel leaks
  • Helps seal combustion chamber from the elements
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

Delphi – Fuel Pressure Regulator (Part No.C3000446165DEL)

Fuel Pressure Regulator

from

$129.49
For more than a century, Delphi has been making the parts cars are born with. Delphi is proud of its OE heritage, and over the years they have used that experience to expand into a global aftermarket supplier.

Product Features:
  • Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
  • Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
  • Quiet operation
  • No audible regulator noise
  • Consistent and predictable fuel pressure throughout system range of control provides great drivability.
See More

2003 Chevrolet Express 2500 Fuel Injectors

Maybe you’re in the middle of a full rebuild of that 2003 Chevrolet Express 2500. Maybe you just need a couple of Fuel Injectors. Either way, Advance Auto Parts has 39 different Fuel Injectors in our inventory ranging from $2.99 to $318.99. That means you can find the exact parts or products you need to keep that 2003 Chevrolet Express 2500 running smoothly.

Fuel Injectors are only as good as their brand. We stock 11 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Chevrolet Express 2500. Felpro, Carquest, and Carquest Premium are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Fuel Injectors for your 2003 Chevrolet Express 2500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,256 reviews in this category, some of the top rated parts include Fuel Injector with 4.7 stars and Mass Air Flow Sensor with 3.8 stars.

So if you’re in the market for aftermarket Fuel Injectors to keep your 2003 Chevrolet Express 2500 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Fuel Injectors Brands To Make Your 2003 Chevrolet Express 2500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Chevrolet Express 2500 demands trusted brand parts and products to keep it running. Many trusted brands of Fuel Injectors make up Advance Auto Parts’ inventory, and all are ready to help make your Express 2500 the best it can be. Be sure to browse some of our top Fuel Injectors brands and parts.

Popular Spectra Premium Fuel Injectors

We carry Spectra Premium parts in our stock across Air Flow Meters and Mass Air categories, plus more. For a 2003 Chevrolet Express 2500, our most popular Spectra Premium Fuel Injectors include:
Mass Air Flow Sensor
from $131.99
(1)
Mass Air Flow Sensor
Air Flow Meters and Mass Air

Top 2003 Chevrolet Express 2500 Fuel Injectors from Felpro

Felpro products are another trusted brand when it comes to Fuel Injectors for your 2003 Chevrolet Express 2500. Popular Felpro parts include:
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
Fuel Injector O-Ring Kits
Fuel Injection Throttle Body Mounting Gasket
from $7.99
(2)
Fuel Injection Throttle Body Mounting Gasket
Fuel Injector Gaskets

FAQs for 2003 Chevrolet Express 2500 Fuel Injectors

What are the most purchased Fuel Injectors for the 2003 Chevrolet Express 2500?

Out of 39 Fuel Injectors for the 2003 Chevrolet Express 2500, the most popular in our inventory are:
Fuel Injection Pressure Regulator
from $82.99
(21)
Fuel Injection Pressure Regulator
Pressure Regulators
Mass Air Flow Sensor (MAF) - 100% NEW
from $64.99
(1)
Mass Air Flow Sensor (MAF) – 100% NEW
Air Flow Meters and Mass Air
Fuel Injector
from $318.99
(37)
Fuel Injector
Fuel Injectors

What are the top-rated 2003 Chevrolet Express 2500 Fuel Injectors?

Top-rated Fuel Injectors for your 2003 Chevrolet Express 2500 based on customer reviews/ratings are:
Fuel Injector
from $113.99
(6)
Fuel Injector
“Perfect fit. Works as it should. Order online and save money.”
Mass Air Flow Sensor
from $106.99
(6)
Mass Air Flow Sensor
“Good product”
Fuel Injector O-Ring Seal Kit
from $18.79
(4)
Fuel Injector O-Ring Seal Kit
“Only needed the o rings for the fuel lines but still bought the whole kit incase I needed it. O rings were same color as factory, so it made it easy t”