GMC Truck Spark Plugs

Your One-Stop Shop For Trusted GMC Truck Spark Plugs

If you’re in search of GMC Truck Spark Plugs aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 32 Spark Plugs from top brands with prices ranging from $0.55 to $213.99.

Beyond great prices, we stock trusted brands manufacturing all types of Spark Plugs for your GMC Truck.

And don’t forget to read customer reviews across all Spark Plugs categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Spark Plugs have to cost top dollar, and we prove it. Browse our top GMC Truck Spark Plugs below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Please Select your Vehicle to See Exact Fit Parts

Essential GMC Truck Spark Plugs

E3 – DiamondFire Spark Plug (E3.46): Enhanced Power & Fuel Efficiency (Part No.E3.46)

DiamondFire Spark Plug (E3.46): Enhanced Power & Fuel Efficiency

from

$8.49
The Spark Plugs are the product of years of fundamental research in the combustion field. The unique patented electrode configuration of these new The spark plugs increases the amount of combustion pressure created during each power stroke of an engine, which results in a marked increase in power output, fuel economy, and reduced emissions in all gasoline engines. E3.46 is a 14mm, 0.750 reach plug with a gasket seat. It fits a wide variety of applications from the 60s to early 90s, especially import. E3.46 is widely stocked in automotive retail stores. The automotive plugs have three legs securing the Diamond FIRE electrode to the shell. This allows for excellent heat transfer, and helps to create more turbulence in the cylinder. The patented Diamond FIRE side wire is proven to increase power, reduce fuel consumption and improve hydrocarbon emissions in long-term use.
See More

Autolite – Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP65 (Part No.APP65)

Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP65

from

$7.49
Double Platinum Spark Plug offers enhanced durability and performance with its platinum-to-platinum design, effectively reducing gap erosion and minimizing misfires for a longer service life. Engineered for distributor-less ignition system (DIS) engines, it outperforms copper and standard platinum plugs. The yttrium-enhanced ground electrode ensures superior heat transfer, maintaining durability under high temperatures and pressure. Its high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for reliable operation. Featuring a mid-projection center electrode and flat seat type, this performance-grade spark plug is built with platinum-tipped electrodes for consistent ignition and lasting reliability. Designed to deliver exceptional value, it is a dependable choice for maintaining peak engine performance.
See More

ACDelco – ACDelco Conventional Nickel Tip Copper Core Spark Plug: Reduces Corrosion & Maximizes Durability, R43 (Part No.R43)

ACDelco Conventional Nickel Tip Copper Core Spark Plug: Reduces Corrosion & Maximizes Durability, R43

from

$6.49
ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.
See More

Champion – Champion Copper Plus Spark Plug RN12YC – Dependable Performance & Durability, 404 (Part No.404)

Champion Copper Plus Spark Plug RN12YC - Dependable Performance & Durability, 404

from

$5.99
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
See More

Autolite – Autolite Platinum Spark Plug: Enhanced Durability & Improved Performance, AP65 (Part No.AP65)

Autolite Platinum Spark Plug: Enhanced Durability & Improved Performance, AP65

from

$5.49
Platinum Spark Plug: Enhanced Durability & Improved Performance is crafted with a platinum center electrode firing tip that ensures quicker firing, smoother starts, and better acceleration while boosting fuel efficiency. Engineered with a platinum firing tip to prevent gap erosion, it offers a longer service life, making it ideal for older engine applications. The high alumina ceramic insulator enhances thermal conductivity and insulation, providing superior strength, while the multi-rib design prevents flash-over for reliable performance. Its nickel-plated shell resists corrosion, ensuring extended durability even in demanding conditions. Featuring a mid-projection standard center electrode design and a flat seat type, this performance-grade spark plug is backed by over 100 years of engineering expertise and a legacy of more than 11 billion plugs sold. Designed in the USA, it combines advanced materials like platinum and nickel to deliver consistent reliability and value for your vehicle.
See More

Autolite – Autolite Copper Resistor Spark Plug: Quick Starts & Smooth Acceleration, 65 (Part No.65)

Autolite Copper Resistor Spark Plug: Quick Starts & Smooth Acceleration, 65

from

$4.49
Autolite Copper spark plugs are expertly crafted to ensure your vehicle delivers reliable performance with every start. Featuring a copper core center electrode, these plugs excel in thermal control and resist fouling, while the high nickel alloy center and ground electrodes provide extended durability. The high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, offering superior strength under demanding conditions. Designed with a corrosion-resistant nickel-plated shell, these spark plugs are built to last. Their mid-projection center electrode and flat seat type ensure optimal compatibility, while the resistor design minimizes electrical interference. Engineered for quick starts, smooth acceleration, and enhanced fuel economy, these spark plugs are a dependable choice for maintaining your vehicle’s efficiency and performance.
See More

Autolite – Autolite Copper Non-Resistor Spark Plug: Quick Starts & Reliable Performance, 295DP (Part No.295DP)

Autolite Copper Non-Resistor Spark Plug: Quick Starts & Reliable Performance, 295DP

from

$1.99
Autolite Small Engine spark plugs are the perfect solution for keeping your outdoor equipment running smoothly and efficiently. Designed with a high nickel alloy center and ground electrode, these spark plugs deliver extended life and reliable performance for mowers, tractors, chainsaws, snowblowers, leaf blowers, and more. The multi-rib ceramic insulator minimizes the risk of flash-over, while the copper-glass seal ensures a gas-tight bond between the center electrode and terminal post for optimal functionality. Featuring a cold-formed steel shell with precision-rolled threads, these plugs offer enhanced durability and reduced wear, making them a dependable choice for regular-grade applications. With a flat seat type and short projection center electrode, they are engineered for consistent ignition and long-lasting performance. Trust these nickel-tipped spark plugs to keep your small engines operating at their best, season after season.
See More

Champion – Champion Copper Plus Small Engine Spark Plug J8C – Dependable Performance & Durability, 841-1 (Part No.841-1)

Champion Copper Plus Small Engine Spark Plug J8C - Dependable Performance & Durability, 841-1

from

$4.29
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
See More

Top Street Performance – Top Street Performance GM Saginaw P Series Style Chrome Power Steering Pump, JM2000C (Part No.JM2000C)

Top Street Performance GM Saginaw P Series Style Chrome Power Steering Pump, JM2000C

from

$213.99
TSP’s Steering Pumps and Boxes are built with high-quality materials to ensure performance and reliability. We have the most popular types to fit many applications, and our chrome pumps will greatly improve the look of any engine.
See More

Top Street Performance – Top Street Performance Chevy Small Block Long Water Pump Polished Aluminum 10SI Alternator Bracket, JM9101P (Part No.JM9101P)

Top Street Performance Chevy Small Block Long Water Pump Polished Aluminum 10SI Alternator Bracket, JM9101P

from

$58.99
TSP’s billet aluminum brackets are the best option when cleaning up the front of your engine. Precisely CNC-machined from 6061-T6 aluminum, they are guaranteed to provide a perfect fit and secure grip. They are available in multiple high-quality finishes to match your desired aesthetic.
See More

Dorman – Help – Dorman – Help Spark Plug Non-Foulers – 14mm Gasket Seat, 42000 (Part No.42000)

Dorman - Help Spark Plug Non-Foulers - 14mm Gasket Seat, 42000

from

$7.99
This spark plug non fouler is designed for easy installation on specified vehicles to protect spark plugs from fouling and damage. It is engineered for durability and reliable performance.
See More

Spark Plugs Brands You Can Trust For Your GMC Truck

8 trusted brands of Spark Plugs line our shelves, ready to help keep your GMC Truck running smooth. Below are some of the most popular brands and their top Spark Plugs offerings:

Popular Champion Spark Plugs

Champion products for the GMC Truck span several categories. Some of the highest-rated Champion Spark Plugs that will fit your GMC Truck are:

Top GMC Truck Spark Plugs from Autolite

Your GMC Truck will be purring again thanks to Autolite brand Spark Plugs available for online order or in-store pick up. Popular Autolite parts include:

Most Purchased GMC Truck Spark Plugs from E3

When you buy the most frequently purchased E3 brand Spark Plugs, you can be confident it will be the right part for your GMC Truck. Here are the E3 Spark Plugs Advanced Auto customers buy the most:
ACDelco Conventional Spark Plug, R43S
from $6.49
(13)
ACDelco Conventional Spark Plug, R43S
Spark Plugs

FAQs for GMC Truck Spark Plugs

What are the most purchased Spark Plugs for the GMC Truck?

Out of 32 Spark Plugs for the GMC Truck, the most popular in our inventory are:
ACDelco Conventional Spark Plug, R43S
from $6.49
(13)
ACDelco Conventional Spark Plug, R43S
Spark Plugs

What are the top-rated GMC Truck Spark Plugs?

Top-rated Spark Plugs for your GMC Truck based on customer reviews/ratings are:
DiamondFire Spark Plug (E3.46): Enhanced Power & Fuel Efficiency
from $8.49
(16)
DiamondFire Spark Plug (E3.46): Enhanced Power & Fuel Efficiency
“Comical relief aside, I had a water Fowler plug in my pressure washer and chose to replace it. Washer works great!”
ACDelco Conventional Spark Plug, R45
from $6.49
(15)
ACDelco Conventional Spark Plug, R45
“Plug works great for an upgrade or OEM replacemant and will outlast standard plugs with improved reliability. Very good for the price”
Champion Copper Plus Small Engine Spark Plug J8C - Dependable Performance & Durability, 841
from $4.49
(13)
Champion Copper Plus Small Engine Spark Plug J8C – Dependable Performance & Durability, 841
“Ready for me within one hour. No problem!”