2003 Chevrolet Silverado 1500 Fuel Injectors

Essential 2003 Chevrolet Silverado 1500 Fuel Injectors

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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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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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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Carquest Premium – Remanufactured Fuel Injector (Part No.A211-1683)

Remanufactured Fuel Injector

from

$60.99
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 Premium – Remanufactured Injector Assembly (Part No.A322-SCP6)

Remanufactured Injector Assembly

from

$246.99
The CARQUEST line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA Injectors are thoroughly 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.
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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

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$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
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GM Genuine Parts – Multi-Port Fuel Injector O-Ring Kit with 16 O-Rings (Part No.217-3361)

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

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$44.49
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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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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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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ACDelco – Black Multi-Purpose Pigtail (Part No.PT2135)

Black Multi-Purpose Pigtail

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$50.99
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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ACDelco – GM Original Equipment Fuel Injector Pigtail Connector (Part No.C1006580911ACD)

GM Original Equipment Fuel Injector Pigtail Connector

from

$126.02
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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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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Felpro – Fuel Injector O-ring Set (Part No.ES 73128-1)

Fuel Injector O-ring Set

from

$26.49
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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Delphi – Fuel Injector O-Ring Kit (Part No.FH10103)

Fuel Injector O-Ring Kit

from

$10.39
Fuel Injector O-Ring Kit

Felpro – Fuel Injector O-Ring Set (Part No.ES 73128)

Fuel Injector O-Ring Set

from

$26.49
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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Felpro – Fuel Injection Throttle Body Mounting Gasket (Part No.61469)

Fuel Injection Throttle Body Mounting Gasket

from

$13.99
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 and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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MAHLE Original – Throttle Body Gasket (Part No.G32298)

Throttle Body Gasket

from

$7.49
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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Mahle – Throttle Body Gasket (Part No.C7001291899MAH)

Throttle Body Gasket

from

$20.40
MAHLE Cleveite Inc. is not responsible for failures resulting from owner, operator or third party abuse or neglect including, but not limited to engine operation without adequate lubricant or coolant, over or under-fuelling, over-speeding, lack of proper maintenance to cooling, lubrication or air intake systems, improper storage, starting, warm-up, run-in or shutdown procedures or the continued operation of an engine after the first sign of a malfunction. MAHLE Cleveite Inc. is not responsible for failures resulting from improper installation or repair procedures, alteration or the misapplication of parts, or use in engines modified for competition or levels of performance beyond the engine manufacturers original specifications. Mahle/Cleveite – (The MAHLE Group) is one of the largest global automotive parts manufacturers, specializing in Engine Components, Filtration and Peripherals.
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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
See More

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
See More

Delphi – Mass Air Flow Sensor (Part No.AF10043)

Mass Air Flow Sensor

from

$129.99
100% new; Delphi OE Technology Validated to match the vehicle applications; Manufactured to meet or exceed OE requirements.

Product Features:
  • Delphi mass air flow sensors are the global benchmark for accuracy and signal noise
  • Delphi mass air flow sensors feature high quality sensing elements for outstanding performance over a wide range of ambient temperatures
  • Delphi is a manufacturer of OE mass air flow sensors since their first use over 30 years ago
  • All parts are calibrated and tested to match the OE part
  • Probe solution offered wherever possible to reduce repair time by eliminating the need to replace the flow tube.
  • Delphi OE technology validated to match the vehicle applications
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Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ6208)

Mass Air Flow Sensor (MAF) - 100% NEW

from

$64.99
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.B3150721593DEL)

Delphi Air Mass Sensor

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$165.55
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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Cardone – Mass Air Flow Sensor (Part No.74-8411)

Mass Air Flow Sensor

from

$90.99
CARDONE Remanufactured Mass Air Flow Sensors (MAFS) precisely track O.E. output curves and maintain specific tolerances to ensure accurate scan tool readings for proper operation. 100% re-soldering of critical components ensures superior electrical connections, eliminates intermittent failures and lengthens product life. With CARDONE Mass Air Flow Sensors (MAFS), you can expect smooth vehicle performance.

Product Features:
  • 100% re-solder of critical components ensures superior electrical connections, no intermittent failures and longer product life.
  • On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements.
  • All modules are 100% tested with automated computer test equipment to ensure full functionality and reliability.
  • Our sensors precisely track O.E. output curves and maintain spec tolerances to ensure accurate feedback to the vehicle’s engine control management system.
  • Components are rated to handle demanding temperature variations for optimum reliability in every environment.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.
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Delphi – Fuel Injection Pressure Regulator (Part No.FP10375)

Fuel Injection Pressure Regulator

from

$80.99
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

Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1474)

Fuel Injection Pressure Regulator

from

$139.99
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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Delphi – Fuel Pressure Regulator (Part No.C3000575665DEL)

Fuel Pressure Regulator

from

$114.21
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

Delphi – Fuel Pressure Regulator (Part No.C3000446165DEL)

Fuel Pressure Regulator

from

$129.86
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 Silverado 1500 Fuel Injectors

Maybe you’re in the middle of a full rebuild of that 2003 Chevrolet Silverado 1500. Maybe you just need a couple of Fuel Injectors. Either way, Advance Auto Parts has 57 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 running smoothly.

Fuel Injectors are only as good as their brand. We stock 13 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Chevrolet Silverado 1500. Carquest Premium, Delphi, and Carquest 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, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 888 reviews in this category, some of the top rated parts include Fuel Injector O-Ring Seal Kit with 4.3 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 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 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Chevrolet Silverado 1500 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 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, 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 Fuel Injectors from Carquest

Carquest products are another trusted brand when it comes to Fuel Injectors for your 2003 Chevrolet Silverado 1500. Popular Carquest parts include:
Fuel Injector
from $318.99
(37)
Fuel Injector
Fuel Injectors
Fuel Injection Pressure Regulator
from $82.99
(21)
Fuel Injection Pressure Regulator
Pressure Regulators
Fuel Injector
from $113.99
(6)
Fuel Injector
Fuel Injectors

FAQs for 2003 Chevrolet Silverado 1500 Fuel Injectors

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

Out of 57 Fuel Injectors for the 2003 Chevrolet Silverado 1500, 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 Injector Seal Kit
from $2.99
This product is not rated
Fuel Injector Seal Kit
Fuel Injector O-Ring Kits
UPPER INTAKE MANIFOLD GASKET/ PLENUM GASKET
from $36.99
(13)
UPPER INTAKE MANIFOLD GASKET/ PLENUM GASKET
Fuel Injector Gaskets

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

Top-rated Fuel Injectors for your 2003 Chevrolet Silverado 1500 based on customer reviews/ratings are:
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”
Remanufactured Fuel Injector
from $64.99
(3)
Remanufactured Fuel Injector
“Injector works as anticipated!”
Throttle Body Gasket
from $7.62
(2)
Throttle Body Gasket
“Product perfect OE replacement”