2003 Chevrolet C8500 Fuel Injectors

Please Select your Vehicle to See Exact Fit Parts

Keep Your 2003 Chevrolet C8500 in Top Shape with Quality Fuel Injectors

Whether you’re repairing or upgrading your Fuel Injector, using high-quality parts is key to keeping your 2003 Chevrolet C8500 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Fuel Injector Gaskets, Fuel Injector Clips, and Fuel Injector O-Ring Kits. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Fuel Injectors from Trusted Brands

Looking for a reliable Fuel Injector? We’ve got you covered with options from brands you know and trust like Delphi and GM Genuine. For example, Delphi Fuel Injectors start at just $149.99 with an average 4.2 star rating. GM Genuine offer similar pricing and quality, backed by strong customer feedback. With over 24 reviews and a solid 3.7 star average, you can shop with confidence knowing other Chevrolet C8500 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2003 Chevrolet C8500 Fuel Injector at Advance Auto Parts is around $63.99, with a range that starts at $7.99 and goes up to $149.99. With 5 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like GM Genuine Parts Fuel Injection Pressure Regulator Kit with Clip and Snap Ring, 217-3073, GM Genuine Parts Fuel Injector O-Ring Kit with Assorted O-Rings, 217-1588, and GM Genuine Parts Fuel Injector Retainer Kit with Clip, 12570620 start at just $16.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Fuel Injector, don’t forget to check out other key components like Fuel Pumps and Oxygen Sensors. At Advance Auto Parts, we’re here to help you keep your 2003 Chevrolet C8500 in peak condition, inside and out.

Essential 2003 Chevrolet C8500 Fuel Injectors

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

Delphi Mass Air Flow Sensor, AF10043

from

$149.99
Every single Delphi mass air flow (MAF) sensor that we manufacture – whether with or without the housing – is built with calibrated all-new components and is never remanufactured. Our mass air flow sensors are designed and tested to meet or exceed OE requirements, and engineered for a perfect fit in more than 180 million vehicles on the road today in North America – including makes from Ford, Toyota, Nissan, Volkswagen, Hyundai, BMW, Honda, GM, Mazda, Subaru, Acura and more.
See More

GM Genuine Parts – GM Genuine Parts Fuel Injector Retainer Kit with Clip, 12570620 (Part No.12570620)

GM Genuine Parts Fuel Injector Retainer Kit with Clip, 12570620

from

$16.99
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).
See More

GM Genuine Parts – GM Genuine Parts Fuel Injector O-Ring Kit with Assorted O-Rings, 217-1588 (Part No.217-1588)

GM Genuine Parts Fuel Injector O-Ring Kit with Assorted O-Rings, 217-1588

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).
See More

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

GM Genuine Parts Fuel Injection Throttle Body Mounting Gasket, 12570168

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).
See More

GM Genuine Parts – GM Genuine Parts Fuel Injection Pressure Regulator Kit with Clip and Snap Ring, 217-3073 (Part No.217-3073)

GM Genuine Parts Fuel Injection Pressure Regulator Kit with Clip and Snap Ring, 217-3073

from

$114.99
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.
See More

Most Popular Fuel Injector Gasket for 2003 Chevrolet C8500s

Enhance your 2003 Chevrolet C8500 with this popular Fuel Injector Gasket we have in stock, for $7.99.

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

GM Genuine Parts Fuel Injection Throttle Body Mounting Gasket, 12570168

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).
See More

Best-Selling 2003 Chevrolet C8500 Fuel Injector Clip

Upgrade your C8500 with our best-selling Fuel Injector Clip.

GM Genuine Parts – GM Genuine Parts Fuel Injector Retainer Kit with Clip, 12570620 (Part No.12570620)

GM Genuine Parts Fuel Injector Retainer Kit with Clip, 12570620

from

$16.99
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).
See More

Top-Quality Fuel Injector O-Ring Kits for 2003 Chevrolet C8500s

Choose a high-quality OEM or aftermarket Fuel Injector O-Ring Kit for Chevrolet C8500s and enjoy top-notch performance from $29.99.

GM Genuine Parts – GM Genuine Parts Fuel Injector O-Ring Kit with Assorted O-Rings, 217-1588 (Part No.217-1588)

GM Genuine Parts Fuel Injector O-Ring Kit with Assorted O-Rings, 217-1588

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).
See More

Our Top Pick for a 2003 Chevrolet C8500 Air Flow Meters and Mass Air

Invest in a durable Air Flow Meters and Mass Air for your 2003 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.

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

Delphi Mass Air Flow Sensor, AF10043

from

$149.99
Every single Delphi mass air flow (MAF) sensor that we manufacture – whether with or without the housing – is built with calibrated all-new components and is never remanufactured. Our mass air flow sensors are designed and tested to meet or exceed OE requirements, and engineered for a perfect fit in more than 180 million vehicles on the road today in North America – including makes from Ford, Toyota, Nissan, Volkswagen, Hyundai, BMW, Honda, GM, Mazda, Subaru, Acura and more.
See More

Our Top-Rated Pressure Regulators for 2003 Chevrolet C8500s

Make a smart move for your 2003 Chevrolet C8500 with our Pressure Regulator for $114.99.

GM Genuine Parts – GM Genuine Parts Fuel Injection Pressure Regulator Kit with Clip and Snap Ring, 217-3073 (Part No.217-3073)

GM Genuine Parts Fuel Injection Pressure Regulator Kit with Clip and Snap Ring, 217-3073

from

$114.99
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.
See More

Top-Rated Fuel Injector Brands For Your 2003 Chevrolet C8500

When it comes to finding the perfect Fuel Injector for your 2003 Chevrolet C8500, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 2 trusted brands. We carry the most popular Fuel Injector brands including GM Genuine and Delphi, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $29.99. Purchasing a Fuel Injector from us here at Advance Auto Parts is a smart move for both you and your 2003 Chevrolet C8500, providing peace of mind with parts that meet or exceed OEM standards.

Popular GM Genuine 2003 Chevrolet C8500 Fuel Injectors

If you’re looking for a top-quality Fuel Injector for your 2003 Chevrolet C8500, Advance Auto Parts has exactly what you need with our selection of GM Genuine Fuel Injectors. We have 1 GM Genuine Fuel Injectors in stock for this fitment, all known for their durability and precision fit. With prices starting at just $29.99, you’ll find the perfect Fuel Injector for your needs and budget. GM Genuine Fuel Injectors for the 2003 Chevrolet C8500 come highly rated, with over 1 customer reviews and an impressive average rating of 4.6 stars. Choosing a GM Genuine Fuel Injector from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
GM Genuine Parts Fuel Injector O-Ring Kit with Assorted O-Rings, 217-1588
from $29.99
(1)
GM Genuine Parts Fuel Injector O-Ring Kit with Assorted O-Rings, 217-1588
“Exactly what my son needed!! Awesome FREE home delivery option via DoorDash!!”

Top-Quality Delphi 2003 Chevrolet C8500 Fuel Injectors

For those in search of a high-quality Fuel Injector for their 2003 Chevrolet C8500, Advance Auto Parts offers a great selection of Delphi Fuel Injectors. With 1 Delphi Fuel Injectors in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Fuel Injectors start at just $149.99, giving you a range of options to suit your budget. Backed by over 21 customer ratings and an average rating of 4.2 stars, Delphi Fuel Injectors provide both reliability and excellent performance. Choosing a Delphi Fuel Injector from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Delphi Mass Air Flow Sensor, AF10043
from $149.99
(21)
Delphi Mass Air Flow Sensor, AF10043
“Works great, got rid of the “lean bank 1″ codes I was getting.”

FAQs for 2003 Chevrolet C8500 Fuel Injectors

What are the best-selling Fuel Injectors for 2003 Chevrolet C8500s?

Out of 5 Fuel Injectors that fit 2003 Chevrolet C8500s, the following parts are the top sellers:

What’s the price range for 2003 Chevrolet C8500 Fuel Injectors?

The prices of Fuel Injectors for the 2003 Chevrolet C8500 range from $7.99 up to $149.99 for the most premium parts.

What is the average price of a Fuel Injector for a 2003 Chevrolet C8500?

The average price for Fuel Injectors for the 2003 Chevrolet C8500 is $63.99. Keep in mind the variety of part types within our Fuel Injector category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Fuel Injectors for other Chevrolet C8500 model years?

Yes, we carry Fuel Injectors for 5 model years of Chevrolet C8500s between 2004 and 2009. The following model years are the most popular for Fuel Injector purchases: 2009, 2008, 2007, 2006, 2005, and 2004.

What are the cheapest Fuel Injectors for my 2003 Chevrolet C8500?

Does Advance Auto Parts sell Fuel Injectors for any other 2003 Chevrolet models?

Yes. We stock Fuel Injectors for 29 other popular 2003 Chevrolet models. Some of the most popular are 2003 Tahoe Fuel Injectors, 2003 Impala Fuel Injectors, 2003 Silverado 1500 Fuel Injectors, 2003 Malibu Fuel Injectors, and 2003 Suburban 1500 Fuel Injectors.

What are the top-rated Fuel Injectors that fit the 2003 Chevrolet C8500?

Based on 24 reviews by customers, our 2003 Chevrolet C8500 Fuel Injectors have an average customer rating of 3.7 stars. These are the highest-rated categories of Fuel Injectors for the 2003 Chevrolet C8500 and their top-rated products:

What types of Fuel Injectors do you sell for my 2003 Chevrolet C8500?

As of 8/2/26, these are some of the most in-demand types of Fuel Injectors for a 2003 Chevrolet C8500:

Can I get help with 2003 Chevrolet C8500 Fuel Injector orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Chevrolet Fuel Injectors and more.

What is your return policy for Chevrolet C8500 Fuel Injectors?

Advance Auto Parts keeps returns simple. For new Chevrolet C8500 Fuel Injectors and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.