2021 GMC Sierra 2500 HD Fuel Injectors

Essential 2021 GMC Sierra 2500 HD Fuel Injectors

Delphi – Mass Air Flow Sensor (Part No.AF10150)

Mass Air Flow Sensor

from

$225.99
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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Delphi – Mass Air Flow Sensor (Part No.AF10058)

Mass Air Flow Sensor

from

$106.99
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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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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Delphi – Delphi Air Mass Sensor (Part No.B3150721593DEL)

Delphi Air Mass Sensor

from

$165.75
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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Victor Reinz – Fuel Injection Throttle Body Mounting Gasket (Part No.71-15940-00)

Fuel Injection Throttle Body Mounting Gasket

from

$22.49
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.
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Felpro – Fuel Injection Throttle Body Mounting Gasket (Part No.61178)

Fuel Injection Throttle Body Mounting Gasket

from

$6.79
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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GM Genuine Parts – Fuel Injection Throttle Body Mounting Gasket (Part No.12570168)

Fuel Injection Throttle Body Mounting Gasket

from

$7.99
GM Genuine Parts Fuel Injection Throttle Body Mounting Gaskets are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These gaskets help provide an air-tight seal between the throttle body and the intake manifold, and are GM-recommended replacements for your vehicle’s original components. Replace this gasket whenever you service the throttle body, as leaks can negatively affect the air/fuel ratio and compromise performance. 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 prevent excess air form entering the intake
  • Helps seal the intake and throttle 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 – Fuel Return Line Gasket Kit (Part No.AC20302)

Fuel Return Line Gasket Kit

from

$20.89
Complete kit includes banjo bolt seals to reseal injector fuel return rail manifold on Duramax LB7 engines. One required per side.

Product Features:
  • Original equipment fit, form and function
  • Includes 4 fuel return rail banjo bolt seals
  • Includes 1 return fitting banjo bolt seal
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Dorman – High Pressure Injector Line (Part No.904-042)

High Pressure Injector Line

from

$34.99
This fuel injection fuel feed pipe is designed to match the fit and function of the original pipe on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this fuel injection fuel feed pipe is designed to match the fit and function of the original pipe on specified applications
  • Restores functionality – reliable replacement for an original part that has failed due to heat or vibration
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – High Pressure Injector Line (Part No.904-043)

High Pressure Injector Line

from

$35.99
This fuel injection fuel feed pipe is designed to match the fit and function of the original pipe on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this fuel injection fuel feed pipe is designed to match the fit and function of the original pipe on specified applications
  • Restores functionality – reliable replacement for an original part that has failed due to heat or vibration
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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ACDelco – Fuel Injector (Part No.217-3440)

Fuel Injector

from

$535.99
ACDelco GM Original Equipment Fuel Injector Kits contain the necessary parts to service a fuel injector, and are GM-recommended replacements for your vehicle’s original components. The fuel injector atomizes the fuel with the air entering the engine cylinder to form a combustible mixture. These original equipment fuel injector kits 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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MAHLE Original – Fuel Injection Nozzle O-Ring Kit (Part No.GS33505A)

Fuel Injection Nozzle O-Ring Kit

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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Carquest Premium – Fuel Injector Seal Kit (Part No.AC20512)

Fuel Injector Seal Kit

from

$15.99
Complete injector seal kit includes all necessary components to properly reseal injector when installed. All parts in kit are manufactured using premium OE quality materials.

Product Features:
  • Premium OE quality materials
  • Includes injector body o-ring
  • Includes injector fuel fitting o-ring
  • Includes copper combustion seal
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ACDelco – GM Original Equipment Fuel Injector Seal Kit (Part No.C1060205441ACD)

GM Original Equipment Fuel Injector Seal Kit

from

$37.69
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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Carquest Premium – Reman Multi Port Fuel Injector (Part No.A211-1843)

Reman Multi Port Fuel Injector

from

$43.99
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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Bosch – Fuel Injector: New (Part No.0986435520)

Fuel Injector: New

from

$448.99
Bosch is the leading OE supplier of diesel fuel systems for diesel passenger cars, SUVs, van and pickup trucks. End of line testing using the exact OE test specifications. Guaranteed to provide OE performance and meet all emission specifications. Continuous improvement, manufactured with the latest upgrades to components and specifications. Bosch is a recognized OE leader in fuel systems technology, with more than 45 years of gasoline fuel injection experience. The fuel injection program provides vast coverage for Domestic, European, and Asian vehicles.

Product Features:
  • 100% of injectors are end of line tested using the exact OE test specifications and equipment
  • Manufactured with the latest OE updates, so they can often be superior to the parts they replace
  • Manufactured using all OE tools and processes
  • Guaranteed to provide OE performance
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Carquest Premium – Remanufactured Diesel Fuel Injector (Part No.AD25043)

Remanufactured Diesel Fuel Injector

from

$485.99
CARQUEST premium remanufactured injectors are completely torn down, ultrasonically cleaned, inspected and remanufactured using premium components. Each injector is 100% tested on a sophisticated flow bench under multiple operating parameters to meet or exceed OE specifications.

Product Features:
  • Each unit is 100% tested to OE specifications
  • Includes 100% replacement of nozzle to ensure accurate and precise injection under all operating parameters
  • Includes all new premium quality O-rings and seals
  • Includes copper combustion gasket
  • Includes application specific technical bulletin which highlights critical aspects of the job and offers technical tips for proper installation
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Carquest Premium – Remanufactured Diesel Fuel Injector (Part No.AD25033)

Remanufactured Diesel Fuel Injector

from

$428.99
CARQUEST premium remanufactured injectors are completely torn down, ultrasonically cleaned, inspected and remanufactured using premium components. Each injector is 100% tested on a sophisticated flow bench under multiple operating parameters to meet or exceed OE specifications.

Product Features:
  • Each unit is 100% tested to OE specifications
  • Includes 100% replacement of nozzle to ensure accurate and precise injection under all operating parameters
  • Includes all new premium quality O-rings and seals
  • Includes copper combustion gasket
  • Includes application specific technical bulletin which highlights critical aspects of the job and offers technical tips for proper installation
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GM Genuine Parts – Fuel Filter Kit: Includes Seals & Filter (Part No.TP1015)

Fuel Filter Kit: Includes Seals & Filter

from

$44.99
Fuel Filter Kit

Product Features:
  • Helps prevents dirt, rust, and other fuel contaminants from entering the fuel delivery system
  • 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

Carquest Premium – GDI SEAL TOOL KIT (Part No.ATK-001)

GDI SEAL TOOL KIT

from

$119.99
GDI SEAL TOOL KIT

2021 GMC Sierra 2500 HD Fuel Injectors

Maybe you’re in the middle of a full rebuild of that 2021 GMC Sierra 2500 HD. Maybe you just need a couple of Fuel Injectors. Either way, Advance Auto Parts has 13 different Fuel Injectors in our inventory ranging from $7.99 to $139.99. That means you can find the exact parts or products you need to keep that 2021 GMC Sierra 2500 HD running smoothly.

Fuel Injectors are only as good as their brand. We stock 5 different brands to make sure you have plenty of trusted parts to choose from for your 2021 GMC Sierra 2500 HD. GM Genuine, Carquest Premium, and Hitachi 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 2021 GMC Sierra 2500 HD, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Fuel Injectors to keep your 2021 GMC Sierra 2500 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 2021 GMC Sierra 2500 HD Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2021 GMC Sierra 2500 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 Sierra 2500 HD the best it can be. Be sure to browse some of our top Fuel Injectors brands and parts.

FAQs for 2021 GMC Sierra 2500 HD Fuel Injectors

What are the most purchased Fuel Injectors for the 2021 GMC Sierra 2500 HD?

Out of 13 Fuel Injectors for the 2021 GMC Sierra 2500 HD, the most popular in our inventory are:
Fuel Filter Kit: Includes Seals & Filter
from $44.99
This product is not rated
Fuel Filter Kit: Includes Seals & Filter
Fuel Injection Filters
Mass Air Flow Sensor (MAF) - 100% NEW
from $89.99
This product is not rated
Mass Air Flow Sensor (MAF) – 100% NEW
Air Flow Meters and Mass Air
Remanufactured GDI Fuel Injector
from $71.99
This product is not rated
Remanufactured GDI Fuel Injector
Fuel Injectors