1966 GMC 2500 Ignition and Tune-Up Products
Find Your Specific 1966 GMC 2500 Ignition and Tune-Up Products
Below you will find various in-demand GMC Ignition and Tune-Up Products, components and accessories for your 1966 2500. Advance Auto Parts has popular 2500 parts like Ignition Switches, Ignition Coils and Boots, Spark Plugs and more. You’ll also find aftermarket and OEM Ignition and Tune-Up Products for other 2500 model years. Select a category of 1966 GMC 2500 Ignition and Tune-Up Products below and start saving instantly.
Popular 1966 GMC 2500 Ignition and Tune-Up Products Categories
Essential Ignition and Tune-Up Products for 1966 GMC 2500s
KAI – KAI Ignition Switch Retainer, GMK4142527641 (Part No.GMK4142527641)
from
$19.99
New Goodmark Ignition Switch Nut EXTERNAL SUPPLY>FDO>FRONT ROOM-FDO>APPLICATION SPECIFIC from KAI
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Autolite – Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP65 (Part No.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.
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Champion – Champion Copper Plus Small Engine Spark Plug RN5C – Dependable Performance & Durability, 123 (Part No.123)
from
$4.19
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.
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Autolite – Autolite Copper Resistor Spark Plug: Quick Starts & Smooth Acceleration, 65 (Part No.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.
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Autolite – Autolite Platinum Spark Plug: Enhanced Durability & Improved Performance, AP65 (Part No.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.
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Motorcraft – Motorcraft Spark Plug: Reliable Ignition for Optimal Engine Performance, SP-416-X (Part No.SP-416-X)
from
$7.29
Ensure your engine runs smoothly and efficiently with this high-quality spark plug, designed to deliver reliable ignition and optimal performance. Engineered for durability and precision, it provides consistent spark energy to maximize fuel combustion, improving both power output and fuel efficiency. Built to withstand extreme temperatures and pressures, this spark plug ensures long-lasting performance, reducing the need for frequent replacements. Its compatibility with a wide range of vehicles makes it a versatile choice for maintaining peak engine functionality. Whether you’re looking to restore lost performance or maintain your vehicle’s reliability, this spark plug offers exceptional value and dependable operation.
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ACDelco – ACDelco Conventional Spark Plug, R44XLS (Part No.R44XLS)
from
$5.99
ACDelco Gold (Professional) Conventional Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These 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. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.
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Sylvania – Sylvania 53 Long Life: Mini Bulb, Standard Performance, 2 Pack, 53LLBP2 (Part No.53LLBP2)
from
$11.99
SYLVANIA Long Life miniature bulbs provide standard performance for your car or truck’s interior and exterior auxiliary lighting. Ideal for use in your car’s back up/reverse, trunk, dome lights and more, Long Life bulbs are a direct replacement for your vehicle. Designed for durability, lower maintenance, and safety in mind.
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Sylvania – Sylvania 57 Long Life: Mini Bulb, Standard Performance, 2 Pack, 57LLBP2 (Part No.57LLBP2)
from
$8.99
SYLVANIA Long Life miniature bulbs provide standard performance for your car or truck’s interior and exterior auxiliary lighting. Ideal for use in your car’s back up/reverse, trunk, dome lights and more, Long Life bulbs are a direct replacement for your vehicle. Designed for durability, lower maintenance, and safety in mind.
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Sylvania – Sylvania 161 Long Life: Mini Bulb, Standard Performance, 2 Pack, 161LLBP2 (Part No.161LLBP2)
from
$8.99
SYLVANIA Long Life miniature bulbs provide standard performance for your car or truck’s interior and exterior auxiliary lighting. Ideal for use in your car’s back up/reverse, trunk, dome lights and more, Long Life bulbs are a direct replacement for your vehicle. Designed for durability, lower maintenance, and safety in mind.
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Carquest – Carquest Ignition Coil: Meets OE Specifications, 1 Count, 26C1041 (Part No.26C1041)
from
$41.49
Carquest ignition coils meet original equipment (OE) fit, form and function and are built to ensure reliable starting and performance. Carquest ignition coils are tested to ensure proper spark and perfect fit for each application. These ignition coils are an affordable repair choice to restore the vehicle’s ignition system performance. Carquest ignition coils are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.
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ACDelco – ACDelco Ignition Coil, U505 (Part No.U505)
from
$81.99
An ACDelco Professional, premium aftermarket Ignition Coil is a high quality replacement for many vehicles on the road today. It increases electrical system voltage to help ignite the air/fuel mixture as the starting and charging system starts the engine, maintains the battery’s charge, and provides power to the electrical accessories while the engine is running. An ACDelco Professional Ignition Coil uses pure copper windings to improve durability and provides higher resistance to internal shorts and dielectric breakdown. Because the number and shape of the laminations determine the output characteristics of an ignition coil, ACDelco ensures that the silicone steel plates surrounding the ignition coil correctly match the original part size and number. Since steel laminations work best when they are new, shiny, and clean, ACDelco laminations are coated to hinder corrosion and many feature molded plastic protection to help ensure that nothing is exposed. This premium aftermarket replacement ignition coil is manufactured to meet your expectations for fit, form, and function.
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MSD Ignition – MSD Ignition Blaster 2 Coil: High Performance Ignition Upgrade, 8202 (Part No.8202)
from
$55.99
The Blaster Coil is designed to mount in most factory canister coil mounts. MSD also offers a Chrome Coil Bracket, PN 8213. It is recommended to mount the PN 8202, PN 82023, and 8223 coils in an upright position. The High Vibration Coil, PN 8222, can be mounted in any position due to its epoxy potting compound.
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Carquest Premium – Carquest Ignition Coil: Meets or Exceeds OE Specifications, 1 Count, EBC1414 (Part No.EBC1414)
from
$52.99
Carquest Premium ignition coils meet or exceed original equipment (OE) specifications and are developed by top OE/OES manufacturers to ensure superior performance. All of our Carquest Premium ignition coils are developed by IATF 16949 certified manufacturers for consistent durability and long-lasting performance. These ignition coils use high-quality components and will utilize optimized designs on applications where the OE ignition coil had frequent failures. We require stringent testing standards to ensure proper fit and performance for each application and stand behind our Carquest Premium ignition coils with an industry-leading warranty (limited). Carquest Premium ignition coils are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.
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Carquest Premium – Carquest Ignition Coil: Meets or Exceeds Original Equipment Specifications, 1 Piece, EBC1715 (Part No.EBC1715)
from
$52.99
Carquest Premium ignition coils meet or exceed original equipment (OE) specifications and are developed by top OE/OES manufacturers to ensure superior performance. All of our Carquest Premium ignition coils are developed by IATF 16949 certified manufacturers for consistent durability and long-lasting performance. These ignition coils use high-quality components and will utilize optimized designs on applications where the OE ignition coil had frequent failures. We require stringent testing standards to ensure proper fit and performance for each application and stand behind our Carquest Premium ignition coils with an industry-leading warranty. Carquest Premium ignition coils are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.
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Carquest Premium – Carquest Spark Plug Wire Set: 7 Wires, Increased performance, Designed for direct fit, 35-6326 (Part No.35-6326)
from
$46.99
CARQUEST Premium Spark Plug Wire Sets are engineered to restore ignition wire reliability and performance. They are designed to meet or exceed OE design requirements, performance, fit, form and function of the OE wire. Stainless steel magnetic winding delivers maximum voltage to the spark plug for more powerful, and longer spark resulting in optimum engine performance while reducing the chance for misfire, and eliminating radio static.
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Upgrade your 1966 GMC 2500 with Top-Quality Ignition and Tune-Up Products
When it comes to maintaining or upgrading your 1966 GMC 2500, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your GMC or enhancing its overall performance, Ignition and Tune-Up Products are key to keeping your 2500 functioning at its best. At Advance Auto Parts, we offer a wide selection of 18 Ignition and Tune-Up Products for the 1966 GMC 2500, designed to meet your needs without breaking the bank.
From
Ignition Switch
replacements to
Ignition Coils and Boots
upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.
Affordable Prices and Wide Selection
Shopping for Ignition and Tune-Up Products for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Ignition and Tune-Up Products for your 1966 GMC 2500 at great prices.
Our Ignition and Tune-Up Products inventory for this model
ranges from just $3.69 to $81.99, with
an average price of $23.78.
Our 18 Ignition and Tune-Up Products in stock come from 10 trusted brands, so you’re sure to find the right part for your 1966 GMC 2500 without overspending.
Top Brands and High Customer Satisfaction
Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 1966 GMC 2500, we stock popular OEM and aftermarket Ignition and Tune-Up Products from top names
like Champion, Autolite, Sylvania, and more.
Champion Ignition and Tune-Up Products
start at just $3.69 and boast an impressive 4.8 stars average rating from customers.
Autolite and Sylvania also bring quality to the table, with Ignition and Tune-Up Products available starting at $4.49, and at an average 4.6 stars rating.
With 208 customer reviews and counting, our 1966 GMC 2500 Ignition and Tune-Up Products have a strong track record of reliability, ensuring you can trust your purchase.
Explore Related Parts and More
While you’re here, don’t forget to check out other essential categories that go hand in hand with Ignition and Tune-Up Product upgrades. Explore related part types like Batteries and Chargers, Fluids and Chemicals
and more to make sure your 1966 GMC 2500 is always ready to roll. We’re committed to providing you with everything you need to keep your 2500 in top shape, all in one place.
Start shopping confidently below for your 1966 GMC 2500!
Best-Selling Ignition Switches for 1966 GMC 2500s
Enhance the driving experience in your GMC with 4 quality Ignition Switch components, starting at $8.99.
Sylvania – Sylvania 161 Long Life: Mini Bulb, Standard Performance, 2 Pack, 161LLBP2 (Part No.161LLBP2)
from
$8.99
SYLVANIA Long Life miniature bulbs provide standard performance for your car or truck’s interior and exterior auxiliary lighting. Ideal for use in your car’s back up/reverse, trunk, dome lights and more, Long Life bulbs are a direct replacement for your vehicle. Designed for durability, lower maintenance, and safety in mind.
See More
Sylvania – Sylvania 57 Long Life: Mini Bulb, Standard Performance, 2 Pack, 57LLBP2 (Part No.57LLBP2)
from
$8.99
SYLVANIA Long Life miniature bulbs provide standard performance for your car or truck’s interior and exterior auxiliary lighting. Ideal for use in your car’s back up/reverse, trunk, dome lights and more, Long Life bulbs are a direct replacement for your vehicle. Designed for durability, lower maintenance, and safety in mind.
See More
Sylvania – Sylvania 53 Long Life: Mini Bulb, Standard Performance, 2 Pack, 53LLBP2 (Part No.53LLBP2)
from
$11.99
SYLVANIA Long Life miniature bulbs provide standard performance for your car or truck’s interior and exterior auxiliary lighting. Ideal for use in your car’s back up/reverse, trunk, dome lights and more, Long Life bulbs are a direct replacement for your vehicle. Designed for durability, lower maintenance, and safety in mind.
See More
KAI – KAI Ignition Switch Retainer, GMK4142527641 (Part No.GMK4142527641)
from
$19.99
New Goodmark Ignition Switch Nut EXTERNAL SUPPLY>FDO>FRONT ROOM-FDO>APPLICATION SPECIFIC from KAI
See More
Most Popular 1966 GMC 2500 Ignition Coils and Boots
Customize your GMC with 6 Ignition Coils and Boots products
like Ignition Coils and
Ignition Coil Boots, all
priced under $81.99.
MSD Ignition – MSD Ignition Blaster 2 Coil: High Performance Ignition Upgrade, 8202 (Part No.8202)
from
$55.99
The Blaster Coil is designed to mount in most factory canister coil mounts. MSD also offers a Chrome Coil Bracket, PN 8213. It is recommended to mount the PN 8202, PN 82023, and 8223 coils in an upright position. The High Vibration Coil, PN 8222, can be mounted in any position due to its epoxy potting compound.
See More
Carquest Premium – Carquest Ignition Coil: Meets or Exceeds OE Specifications, 1 Count, EBC1414 (Part No.EBC1414)
from
$52.99
Carquest Premium ignition coils meet or exceed original equipment (OE) specifications and are developed by top OE/OES manufacturers to ensure superior performance. All of our Carquest Premium ignition coils are developed by IATF 16949 certified manufacturers for consistent durability and long-lasting performance. These ignition coils use high-quality components and will utilize optimized designs on applications where the OE ignition coil had frequent failures. We require stringent testing standards to ensure proper fit and performance for each application and stand behind our Carquest Premium ignition coils with an industry-leading warranty (limited). Carquest Premium ignition coils are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.
See More
Carquest – Carquest Ignition Coil: Meets OE Specifications, 1 Count, 26C1041 (Part No.26C1041)
from
$41.49
Carquest ignition coils meet original equipment (OE) fit, form and function and are built to ensure reliable starting and performance. Carquest ignition coils are tested to ensure proper spark and perfect fit for each application. These ignition coils are an affordable repair choice to restore the vehicle’s ignition system performance. Carquest ignition coils are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.
See More
ACDelco – ACDelco Ignition Coil, U505 (Part No.U505)
from
$81.99
An ACDelco Professional, premium aftermarket Ignition Coil is a high quality replacement for many vehicles on the road today. It increases electrical system voltage to help ignite the air/fuel mixture as the starting and charging system starts the engine, maintains the battery’s charge, and provides power to the electrical accessories while the engine is running. An ACDelco Professional Ignition Coil uses pure copper windings to improve durability and provides higher resistance to internal shorts and dielectric breakdown. Because the number and shape of the laminations determine the output characteristics of an ignition coil, ACDelco ensures that the silicone steel plates surrounding the ignition coil correctly match the original part size and number. Since steel laminations work best when they are new, shiny, and clean, ACDelco laminations are coated to hinder corrosion and many feature molded plastic protection to help ensure that nothing is exposed. This premium aftermarket replacement ignition coil is manufactured to meet your expectations for fit, form, and function.
See More
Carquest Premium – Carquest Spark Plug Wire Set: 7 Wires, Increased performance, Designed for direct fit, 35-6326 (Part No.35-6326)
from
$46.99
CARQUEST Premium Spark Plug Wire Sets are engineered to restore ignition wire reliability and performance. They are designed to meet or exceed OE design requirements, performance, fit, form and function of the OE wire. Stainless steel magnetic winding delivers maximum voltage to the spark plug for more powerful, and longer spark resulting in optimum engine performance while reducing the chance for misfire, and eliminating radio static.
See More
Carquest Premium – Carquest Ignition Coil: Meets or Exceeds Original Equipment Specifications, 1 Piece, EBC1715 (Part No.EBC1715)
from
$52.99
Carquest Premium ignition coils meet or exceed original equipment (OE) specifications and are developed by top OE/OES manufacturers to ensure superior performance. All of our Carquest Premium ignition coils are developed by IATF 16949 certified manufacturers for consistent durability and long-lasting performance. These ignition coils use high-quality components and will utilize optimized designs on applications where the OE ignition coil had frequent failures. We require stringent testing standards to ensure proper fit and performance for each application and stand behind our Carquest Premium ignition coils with an industry-leading warranty. Carquest Premium ignition coils are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.
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Top Picks for 1966 GMC 2500 Spark Plugs
Upgrade GMC 2500s with top-quality Spark Plugs parts, including 8 OEM and aftermarket selections for your 1966 model.
Autolite – Autolite Copper Resistor Spark Plug: Quick Starts & Smooth Acceleration, 65 (Part No.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
ACDelco – ACDelco Conventional Spark Plug, R44XLS (Part No.R44XLS)
from
$5.99
ACDelco Gold (Professional) Conventional Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These 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. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.
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Autolite – Autolite Platinum Spark Plug: Enhanced Durability & Improved Performance, AP65 (Part No.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.
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Champion – Champion Copper Plus Small Engine Spark Plug RN5C – Dependable Performance & Durability, 123 (Part No.123)
from
$4.19
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.
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Champion – Champion Copper Plus Small Engine Spark Plug N5C – Dependable Performance & Durability, 120 (Part No.120)
from
$3.69
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.
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E3 – DiamondFire Spark Plug (E3.46): Enhanced Power & Fuel Efficiency (Part No.E3.46)
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.
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Autolite – Autolite Double Platinum Spark Plug: Enhanced Durability & Performance, APP65 (Part No.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
Motorcraft – Motorcraft Spark Plug: Reliable Ignition for Optimal Engine Performance, SP-416-X (Part No.SP-416-X)
from
$7.29
Ensure your engine runs smoothly and efficiently with this high-quality spark plug, designed to deliver reliable ignition and optimal performance. Engineered for durability and precision, it provides consistent spark energy to maximize fuel combustion, improving both power output and fuel efficiency. Built to withstand extreme temperatures and pressures, this spark plug ensures long-lasting performance, reducing the need for frequent replacements. Its compatibility with a wide range of vehicles makes it a versatile choice for maintaining peak engine functionality. Whether you’re looking to restore lost performance or maintain your vehicle’s reliability, this spark plug offers exceptional value and dependable operation.
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Top-Rated Ignition and Tune-Up Products Brands For Your 1966 GMC 2500
Shop for the best-rated brands offering Ignition and Tune-Up Products and other products for your 1966 GMC 2500s. Below you’ll find some of our best rated Ignition and Tune-Up Products from Champion, Autolite, and Sylvania, and more. Ignition and Tune-Up Products from these brands that fit a 1966 2500 start at just $3.69 and are rated as high as 4.8 stars. OEM and aftermarket Ignition and Tune-Up Products don’t get more top quality, durable, and affordable than from the brands below.
Popular Champion 1966 GMC 2500 Ignition and Tune-Up Products
When it comes to maintaining or upgrading your 1966 GMC 2500, using quality Ignition and Tune-Up Products is essential to ensure durability and a perfect fit. Champion ticks all of those boxes. We offer a wide selection of Champion Ignition and Tune-Up Products, specifically designed for the 1966 GMC 2500. With over 2 Champion brand Ignition and Tune-Up Products in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $3.69, with an average price of just $3.94. Plus, with over 2 customer reviews and an average rating of 4.8 stars, you can trust that our Champion Ignition and Tune-Up Products will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
from
$3.69
(1)
Champion Copper Plus Small Engine Spark Plug N5C – Dependable Performance & Durability, 120
“Great prices”
from
$4.19
(1)
Champion Copper Plus Small Engine Spark Plug RN5C – Dependable Performance & Durability, 123
“Special use.”
Popular Autolite 1966 GMC 2500 Ignition and Tune-Up Products
Autolite auto parts is one of the highest quality Ignition and Tune-Up Product brands in the market. Any 1966 GMC 2500 owner should feel confident when installing genuine Autolite parts in their vehicle. To ensure the best fit and performance for your 1966 2500, Advance Auto Parts carries a full inventory of 2 Autolite Ignition and Tune-Up Products. Plus you will be keeping your GMC in peak condition while saving money because prices on these Autolite Ignition and Tune-Up Products range from $4.49 to $5.49, plus, with more than 132 customer reviews and an impressive 4.6 stars average rating, you can be confident the Fram Ignition and Tune-Up Products below will deliver on both quality and value.
from
$5.49
(126)
Autolite Platinum Spark Plug: Enhanced Durability & Improved Performance, AP65
“Fit”
from
$4.49
(6)
Autolite Copper Resistor Spark Plug: Quick Starts & Smooth Acceleration, 65
“Perfect”
FAQs for 1966 GMC 2500 Ignition and Tune-Up Products
Which Ignition and Tune-Up Products are best-sellers for 1966 GMC 2500s?
Out of 18 Ignition and Tune-Up Products that fit 1966 GMC 2500s, the following parts are the top sellers:
- DiamondFire Spark Plug (E3.46): Enhanced Power & Fuel Efficiency (15650145) – $8.49
- Carquest Ignition Coil: Meets or Exceeds OE Specifications, 1 Count, EBC1414 (12351959) – $52.99
- Champion Copper Plus Small Engine Spark Plug RN5C – Dependable Performance & Durability, 123 (89011663) – $4.19
What’s the price range for 1966 GMC 2500 Ignition and Tune-Up Products?
Ignition and Tune-Up Product prices for the 1966 GMC 2500 start at $3.69 and go up to $81.99 for the most premium parts.
What’s the average price of a Ignition and Tune-Up Product for a 1966 GMC 2500?
The average price for Ignition and Tune-Up Products for the 1966 GMC 2500 is $23.78. Keep in mind the variety of part types within our Ignition and Tune-Up Product category so you are likely to find a wide range of prices across a variety of parts and components.
What are the cheapest Ignition and Tune-Up Products for my 1966 GMC 2500?
The cheapest 1966 GMC 2500 Ignition and Tune-Up Products we carry in stock are:
- Champion Copper Plus Small Engine Spark Plug N5C – Dependable Performance & Durability, 120 (12019592) – $3.69
- Champion Copper Plus Small Engine Spark Plug RN5C – Dependable Performance & Durability, 123 (89011663) – $4.19
- Autolite Copper Resistor Spark Plug: Quick Starts & Smooth Acceleration, 65 (5390222) – $4.49
- Autolite Platinum Spark Plug: Enhanced Durability & Improved Performance, AP65 (5393884) – $5.49
- ACDelco Conventional Spark Plug, R44XLS (5391091) – $5.99
What are the top-rated Ignition and Tune-Up Products that fit the 1966 GMC 2500?
Out of 208 reviews by customers, our 1966 GMC 2500 Ignition and Tune-Up Products have an average customer rating of . These are some of the highest-rated Ignition and Tune-Up Product types for the 1966 GMC 2500 and their top-rated products:
- Ignition Coils and Boots
- MSD Ignition Blaster 2 Coil: High Performance Ignition Upgrade, 8202 (17350171) – $55.99
- Ignition Switches
- MSD Ignition Blaster 2 Coil: High Performance Ignition Upgrade, 8202 (17350171) – $55.99
- Spark Plugs
- MSD Ignition Blaster 2 Coil: High Performance Ignition Upgrade, 8202 (17350171) – $55.99
What types of Ignition and Tune-Up Products do you sell for my 1966 GMC 2500?
As of 8/2/26, these are some of the most in-demand types of Ignition and Tune-Up Products for a 1966 GMC 2500:
Can I get help with 1966 GMC 2500 Ignition and Tune-Up Product orders?
Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about GMC Ignition and Tune-Up Products and more.
What is your return policy for GMC 2500 Ignition and Tune-Up Products?
Advance Auto Parts keeps returns simple. For new GMC 2500 Ignition and Tune-Up Products and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.
