2003 Hummer H2 Fuel Injectors

Essential 2003 Hummer H2 Fuel Injectors

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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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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ACDelco – GM Original Equipment Fuel Injection Pressure Regulator (Part No.C3000446165ACD)

GM Original Equipment Fuel Injection Pressure Regulator

from

$105.85
An ACDelco GM Original Equipment Fuel Injection Pressure Regulator is a GM-recommended replacement for your vehicle’s original component. The Fuel Injection Pressure Regulator is a mechanical valve that controls the fuel pressure in the fuel injector rail. The spring-loaded valve returns excess fuel back to the fuel tank. This original equipment fuel injection pressure regulator has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Fully tested against leaks
  • 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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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.
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aFe POWER – Sprint Booster (Part No.77-14003)

Sprint Booster

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$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

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$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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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 – Throttle Body Gasket (Part No.C7001291899MAH)

Throttle Body Gasket

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$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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ACDelco – Sequential Multi-Port Fuel Injector Assembly (Part No.217-1621)

Sequential Multi-Port Fuel Injector Assembly

from

$138.99
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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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 O-Ring Kit (Part No.FH10101)

Fuel Injector O-Ring Kit

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$6.29
Fuel Injector O-Ring Kit

Carquest Premium – Fuel Injector Seal Kit (Part No.AS040)

Fuel Injector Seal Kit

from

$5.29
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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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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ACDelco – GM Original Equipment Fuel Injector Pigtail Connector (Part No.C1006578228ACD)

GM Original Equipment Fuel Injector Pigtail Connector

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

Black Multi-Purpose Pigtail

from

$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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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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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 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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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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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

2003 Hummer H2 Fuel Injectors

Maybe you’re in the middle of a full rebuild of that 2003 Hummer H2. Maybe you just need a couple of Fuel Injectors. Either way, Advance Auto Parts has 29 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 Hummer H2 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 Hummer H2. Carquest Premium, Carquest, and AC Delco 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 Hummer H2, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 35 reviews in this category, some of the top rated parts include Fuel Injection Pressure Regulator Kit with Clip and Snap Ring with 1.0 stars.

So if you’re in the market for aftermarket Fuel Injectors to keep your 2003 Hummer H2 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 Hummer H2 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Hummer H2 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 H2 the best it can be. Be sure to browse some of our top Fuel Injectors brands and parts.

Popular GM Genuine Parts Fuel Injectors

We carry GM Genuine Parts parts in our stock across Fuel Injector Seal Kits categories, plus more. For a 2003 Hummer H2, our most popular GM Genuine Parts Fuel Injectors include:
Fuel Injector O-Ring Kit with Assorted O-Rings
from $29.99
(1)
Fuel Injector O-Ring Kit with Assorted O-Rings
Fuel Injector Seal Kits

Top 2003 Hummer H2 Fuel Injectors from Carquest

Carquest products are another trusted brand when it comes to Fuel Injectors for your 2003 Hummer H2. Popular Carquest parts include:
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 Hummer H2 Fuel Injectors

What are the most purchased Fuel Injectors for the 2003 Hummer H2?

Out of 29 Fuel Injectors for the 2003 Hummer H2, 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
Remanufactured Fuel Injector
from $64.99
(3)
Remanufactured Fuel Injector
Fuel Injectors

What are the top-rated 2003 Hummer H2 Fuel Injectors?

Top-rated Fuel Injectors for your 2003 Hummer H2 based on customer reviews/ratings are:
Fuel Injection Pressure Regulator Kit with Clip and Snap Ring
from $112.99
(2)
Fuel Injection Pressure Regulator Kit with Clip and Snap Ring
“lasted a bit over 1 year, under 5k miles, fuel pressures now 49psi. pump deadheads @ 88, so this name brand regulator is garbage”