2003 Chevrolet Silverado 1500 HD Fuel Injectors

Essential 2003 Chevrolet Silverado 1500 HD Fuel Injectors

Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ7202)

Mass Air Flow Sensor (MAF) - 100% NEW

from

$89.99
Advance Auto Parts is proud to carry all new mass air flow sensors that use high-quality components with the highest quality standards.

Product Features:
  • CARQUEST MAF use all new high-quality components at the highest quality standards.
  • Manufactured with new and advanced technology to perform, fit and function at OE specifications.
  • All new product that is tested with OEM equipment to OEM standards
  • Outperforms competition when tested in extreme environmental conditions
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Delphi – Delphi Air Mass Sensor (Part No.B3150648300DEL)

Delphi Air Mass Sensor

from

$187.39
All Delphi Air Mass Sensors feature a patented dimpled flow management feature that provides better control of air separation for more consistent air flow across the sensing elements and enabling outstanding performance in application-specific ducting.

Product Features:
  • Platinum-coated ceramic heated sensing element design is smaller and less fragile than competitive products
  • Heated sensing elements are very robust to damage from dust impingement
  • Heated sensing elements offer proven durability with more that 130 million in the field over the past 16 years
  • Patented temperature compensation algorithm offers robustness to changes in ambient air temperature
  • Patented dimple design eliminates the need for a flow straightener in most applications
  • Probe design offers low restriction air measurement driving increased horsepower
  • Interchangeability is enabled by common mounting footprint
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GM Genuine Parts – Mass Airflow Sensor with Intake Air Temperature Sensor (Part No.19330121)

Mass Airflow Sensor with Intake Air Temperature Sensor

from

$379.99
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 Fuel Injector Seal Kit (Part No.C1060205441ACD)

GM Original Equipment Fuel Injector Seal Kit

from

$28.49
The ACDelco GM Original Equipment Fuel Injector Seal Kit is a GM-recommended replacement component that provides the same performance, durability, and service life as your factory original equipment.

Product Features:
  • 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
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Carquest Premium – Remanufactured Fuel Injector (Part No.A211-1803)

Remanufactured Fuel Injector

from

$58.99
CARQUEST’S line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the U.S.A. Each injector is 100% tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function. Each injector includes new external seals and O-rings.

Product Features:
  • Each unit is 100% tested to OE specifications
  • Includes new O-rings and seals made of premium OE quality materials
  • Includes application specific technical bulletin, where applicable
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Carquest – Fuel Injector (Part No.67363)

Fuel Injector

from

$113.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • Precision-wound and precision-trimmed solenoid windings allow the computer to command efficient delivery of fuel
  • High-temp Viton® O-rings enable prolonged sealing of injector under extreme heat conditions
  • Fiber-optic yttrium aluminum garnet “YAG” laser welding and 100 million cycle testing ensure quality in every box
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Delphi – Fuel Injector (Part No.FJ10062)

Fuel Injector

from

$165.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

Product Features:
  • 100% O-ring replacement
  • All Delphi injectors are tested utilizing OE methodologies
  • Delphi injectors are produced in a Delphi ISO 9001:2008 certified facility
  • No internal seal rings equals minimized leakage
  • Recessed fuel exit minimizing possible plugging
  • Reduced spray variation, accurate fuel spray pattern mean better emissions and cold start capabilities
  • Thermally isolates fuel from engine by drawing manifold heat away from the fuel rail eliminating engine hesitation due to vapor lock
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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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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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Carquest – Fuel Injector Connector (Part No.PT5891)

Fuel Injector Connector

from

$43.99
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our knock sensors are designed to respond to knock frequencies up to 1000 Hz accommodating shifts in engine knock frequency making it a more flexible sensor responding to correct engine knock over a broad range of vehicle conditions
  • Manufacturing processes include an automated data acquisition system to continuously monitor the sensor output to ensure that it responds with appropriate voltage output at the specified frequency range
  • All units are 100% tested using an accelerometer vibration test to ensure trouble-free operation
  • Featuring the broadest sensor coverage in the market, we meet the service professionals needs with the highest quality product every time he opens the box
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
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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.
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GM Genuine Parts – Fuel Injection Throttle Control Actuator Module (Part No.12588923)

Fuel Injection Throttle Control Actuator Module

from

$309.99
GM Genuine Parts Fuel Injection Throttle Control Actuator Modules are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These modules are electrically operated motor assemblies that control throttle plates. They receive an electrical signal from the engine control module and open throttle plates based on input from the accelerator pedal module. 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 – Fuel Injection Throttle Control Actuator Module (Part No.12590008)

Fuel Injection Throttle Control Actuator Module

from

$182.99
GM Genuine Parts Fuel Injection Throttle Control Actuator Modules are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These modules are electrically operated motor assemblies that control throttle plates. They receive an electrical signal from the engine control module and open throttle plates based on input from the accelerator pedal module. 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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aFe POWER – Sprint Booster (Part No.77-14003)

Sprint Booster

from

$297.99
Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.

Product Features:
  • Reduces Throttle Response Time
  • Improves Acceleration
  • Easy To Install
  • Does Not Affect The Vehicles Electronic System
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Carquest – Fuel Injection Pressure Regulator (Part No.24027)

Fuel Injection Pressure Regulator

from

$82.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • Application-specific to ensure the proper fit and form
  • Precision-engineered pressure regulators for proper fuel delivery and engine performance
  • As a global manufacturer, we have complete control of the manufacturing process, from components to finished product?
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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
See More

GM Genuine Parts – Fuel Injection Fuel Rail O-Ring Kit with 3 O-Rings (Part No.17113552)

Fuel Injection Fuel Rail O-Ring Kit with 3 O-Rings

from

$36.99
GM Genuine Parts Fuel Injection Fuel Rail O-Ring 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:
  • 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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Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1070)

Fuel Injection Pressure Regulator

from

$72.99
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to
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Felpro – Fuel Injector O-Ring Kit (Part No.ES 70599)

Fuel Injector O-Ring Kit

from

$7.49
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.AS017)

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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Felpro – Fuel Injector O-Ring Kit (Part No.ES 73217)

Fuel Injector O-Ring Kit

from

$25.49
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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Victor Reinz – Fuel Injector O-Ring Kit (Part No.18-10027-01)

Fuel Injector O-Ring Kit

from

$8.79
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.
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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
See More

2003 Chevrolet Silverado 1500 HD Fuel Injectors

Maybe you’re in the middle of a full rebuild of that 2003 Chevrolet Silverado 1500 HD. Maybe you just need a couple of Fuel Injectors. Either way, Advance Auto Parts has 25 different Fuel Injectors in our inventory ranging from $2.99 to $379.99. That means you can find the exact parts or products you need to keep that 2003 Chevrolet Silverado 1500 HD running smoothly.

Fuel Injectors are only as good as their brand. We stock 9 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Chevrolet Silverado 1500 HD. Felpro, Carquest Premium, and Delphi 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 Silverado 1500 HD, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 163 reviews in this category, some of the top rated parts include Fuel Injector with 4.7 stars and Remanufactured Fuel Injector with 3.7 stars.

So if you’re in the market for aftermarket Fuel Injectors to keep your 2003 Chevrolet Silverado 1500 HD 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 Silverado 1500 HD Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Chevrolet Silverado 1500 HD 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 Silverado 1500 HD the best it can be. Be sure to browse some of our top Fuel Injectors brands and parts.

Popular Delphi Fuel Injectors

We carry Delphi parts in our stock across Air Flow Meters and Mass Air categories, plus more. For a 2003 Chevrolet Silverado 1500 HD, our most popular Delphi Fuel Injectors include:
Mass Air Flow Sensor
from $129.99
(21)
Mass Air Flow Sensor
Air Flow Meters and Mass Air

Top 2003 Chevrolet Silverado 1500 HD Fuel Injectors from Felpro

Felpro products are another trusted brand when it comes to Fuel Injectors for your 2003 Chevrolet Silverado 1500 HD. Popular Felpro parts include:
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
Fuel Injector O-Ring Kits

FAQs for 2003 Chevrolet Silverado 1500 HD Fuel Injectors

What are the most purchased Fuel Injectors for the 2003 Chevrolet Silverado 1500 HD?

Out of 25 Fuel Injectors for the 2003 Chevrolet Silverado 1500 HD, the most popular in our inventory are:
Mass Air Flow Sensor (MAF) - 100% NEW
from $89.99
(2)
Mass Air Flow Sensor (MAF) – 100% NEW
Air Flow Meters and Mass Air
Fuel Injection Pressure Regulator
from $82.99
(21)
Fuel Injection Pressure Regulator
Pressure Regulators
Fuel Injector Seal Kit
from $2.99
This product is not rated
Fuel Injector Seal Kit
Fuel Injector O-Ring Kits

What are the top-rated 2003 Chevrolet Silverado 1500 HD Fuel Injectors?

Top-rated Fuel Injectors for your 2003 Chevrolet Silverado 1500 HD 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.”
Remanufactured Fuel Injector
from $58.99
(3)
Remanufactured Fuel Injector
“Injector works as anticipated!”
Fuel Injector O-Ring Kit with Assorted O-Rings
from $29.99
(1)
Fuel Injector O-Ring Kit with Assorted O-Rings
“Exactly what my son needed!! Awesome FREE home delivery option via DoorDash!!”