Chevrolet C20 Spark Plugs

Your One-Stop Shop For Trusted Chevrolet C20 Spark Plugs

If you’re in search of Chevrolet C20 Spark Plugs aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 70 Spark Plugs from top brands with prices ranging from $2.29 to $172.99.

Beyond great prices, we stock trusted brands manufacturing all types of Spark Plugs for your Chevrolet C20.

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 Chevrolet C20 Spark Plugs below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Chevrolet C20 Spark Plugs

Accel – 8Mm Super Stock Spiral Uni Bk (Part No.5040K)

8Mm Super Stock Spiral Uni Bk

from

$99.99
The traditional ACCEL combination of yellow wire and red spark plug boots has been added to these SuperStock Spiral Core 5000 Series wire sets, which feature color-matched wire and spark plug boots in blue, black, and red. With only 500 ohms/ft. of resistance, more ignition energy can reach the spark plug, producing a longer-lasting, hotter spark flame kernel. The results is higher performance through improved efficiency, quicker throttle response, and reduced emissions. This 8mm wire’s double silicone construction is rated to 550 degrees F. The high-gloss wire jacket resists moisture, chemicals, and heat extremes for longer life and great looks. The fiberglass braid adds greater pull strength and terminal retention, while the stainless steel spark plug terminals provide excellent long life, electrical conductivity, and corrosion resistance. Both universal and custom-fit applications are available for early and late model cars and trucks.

Product Features:
  • 500 Ohms/ft Of Resistance
  • 550 F Rated Silicone Jacket
  • Stainless Steel Plug Terminals
  • High RFI Suppression For Street And Strip Use
  • Universal And Import Coverage
  • High-strength Fiberglass Braid Construction
  • Pre And Post HEI Vehicles
  • 8mm High Gloss Silicone Jacket
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Accel – Universal Fit Spiral 8.8Mm Core Spark Plug Wire Set (Part No.8031)

Universal Fit Spiral 8.8Mm Core Spark Plug Wire Set

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$172.99
These ACCEL 8.8mm wires feature a carbon/graphite core that virtually eliminate RFI noise while providing maximum conductivity for ultimate performance in any race or street application. Double silicon insulation eliminates leakage and misfire.

Product Features:
  • 500 Ohms Per Foot Of Resistance
  • 550░ F Rated Silicone Jacket
  • 550° F Rated Silicone Jacket
  • Stainless Steel Plug Terminals
  • Custom-fit Universal And Import Coverage
  • Pre And Post HEI Vehicles
  • Silicone Spark Plug Boots
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Accel – 8Mm Super Stock Graphite Uni (Part No.4040B)

8Mm Super Stock Graphite Uni

from

$71.99
ACCEL’s SuperStock 4000 series spark plug wire sets are designed to upgrade an OE ignition system for high-spark delivery levels for street driven applications. The 450 degree F rated silicone jacket is extruded over a tightly woven, rugged fiberglass braid. The braid is applied over high dielectric strength EPDM (Ethylene Propylene Diene Monomer) inner insulation for ignition wire performance that exceeds SAE specifications.

Product Features:
  • 7mm And 8mm High Gloss Silicone Jacket
  • 450 F Rated Silicone Jacket
  • Stainless Steel Plug Terminals
  • RFI Suppression For Street Driven Applications
  • Custom-fit Universal And Import Coverage
  • High-strength Fiberglass Braid Construction
  • Pre And Post HEI Vehicles
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Accel – Universal Fit 300+ Race; Spark Plug Wire Set (Part No.7041)

Universal Fit 300+ Race; Spark Plug Wire Set

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$89.99
For mounting on non-stock applications, for remote location. Choice of 4 core types. Female and male distributor towers. Terminal crimper and anvil tools. Includes silicone lube, boots and terminals. 20 piece kit.

Product Features:
  • 300+Race- 8.8mm Black
  • For Race Engine Configurations
  • Stainless Steel Spark Plug Terminals
  • Suppression of EMI/RFI
  • 600 Degree Double Silicone Construction
  • Spiral Wound Copper/Nickel Alloy
  • Fully Reactive Ferrite Material
  • 150 Ohms Resistance
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Autolite – Copper Resistor Spark Plug: Quick Starts & Reliable Performance (Part No.147)

Copper Resistor Spark Plug: Quick Starts & Reliable Performance

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$3.99
Autolite Copper spark plugs are crafted to ensure reliable performance and quick starts, making them an essential component for your vehicle’s ignition system. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring consistent functionality. The high nickel alloy center and ground electrodes are designed for extended life, while the nickel-plated shell offers superior corrosion resistance for long-lasting durability. With a high alumina multi-rib ceramic insulator, these spark plugs provide excellent thermal conductivity and insulation, enhancing strength and reliability. The standard center electrode design with short projection and nickel tip material ensures dependable ignition performance. Designed with a tapered seat type and integrated resistor, these spark plugs deliver the power your vehicle needs while maintaining durability and efficiency. Perfect for regular-grade applications, Autolite Copper spark plugs are a cost-effective solution for maintaining optimal engine performance.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • The integrated resistor design ensures optimized ignition performance while maintaining durability and efficiency.
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Champion – Copper Plus Spark Plug (RV9YC): Dependable Performance & Durability (Part No.400)

Copper Plus Spark Plug (RV9YC): Dependable Performance & Durability

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$2.79
Copper Plus spark plug delivers reliable performance and durability, making it an ideal OE-type replacement for your vehicle. Featuring a copper core center electrode, it ensures precise heat control for extended lifespan and resists fouling for consistent ignition. The nickel-tipped center and ground electrodes enhance conductivity while providing superior corrosion resistance, ensuring dependable operation in various conditions. Built to ISO and SAE Standards, this spark plug guarantees proven performance and compatibility with standard replacement needs. Its tapered seat design and integrated resistor further optimize functionality, making it a valuable addition to your engine’s ignition system.

Product Features:
  • Resists fouling
  • Superior corrosion resistance
  • Dependable and proven performance
  • Increased conductivity and heat control for good overall wear
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ACDelco – Double Platinum Spark Plug: Long-Lasting Performance & Durability (Part No.41-803)

Double Platinum Spark Plug: Long-Lasting Performance & Durability

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$10.99
ACDelco Gold (Professional) Double Platinum Spark Plug are a high quality alternative to Original Equipment (OE) parts. With a copper core and double platinum pads on the center electrode, these plugs are designed to deliver long-lasting performance. 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.

Product Features:
  • One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life
  • Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system
  • Pure copper core results in cooler electrode temperature for maximized durability and fouling resistance
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Premium aftermarket replacement part
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
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Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.24)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

from

$3.99
Autolite Copper spark plugs are crafted to deliver reliable performance and quick starts, ensuring your vehicle meets its power and efficiency needs. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, while the high nickel alloy center and ground electrodes provide extended life and 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, even in harsh environments. With a mid-projection standard center electrode and tapered seat type, they ensure optimal compatibility and fit. Engineered for good fuel economy, they help optimize fuel efficiency, saving you money over time. Whether for regular-grade applications or vehicles requiring a resistor-type spark plug, Autolite Copper spark plugs deliver dependable performance and value.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • Good Fuel Economy: Engineered to optimize fuel efficiency, helping you save on fuel costs.
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Motorcraft – Standard Spark Plug: Enhances Durability & Reduces Misfires (Part No.SP-415-A)

Standard Spark Plug: Enhances Durability & Reduces Misfires

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$3.99
Motorcraft Spark Plugs are original equipment on Ford Motor Company vehicles, engineered to meet strict Ford engineering standards for performance and reliability. These spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption, and optimize emissions. They are resistant to oxidation and arc erosion, feature a multi-rib insulator to protect against misfire, and offer service intervals of up to 100,000 miles. Backed by Motorcraft’s Service Parts Warranty, these spark plugs are an exact fit for Ford, Lincoln, and Mercury vehicles and are designed with high-quality materials to provide reliable performance for almost any application. Motorcraft ignition components also help prevent false check engine lights, ensuring your vehicle runs smoothly.

Product Features:
  • Motorcraft spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption and optimize emissions.
  • Backed by Motorcraft’s Service Parts Warranty
  • Exact fit for Ford, Lincoln and Mercury vehicles
  • Resistant to oxidation and arc erosion.
  • Multi-rib insulator protects against misfire.
  • Service intervals of up to 100,000 miles.
  • Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
  • Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
  • Motorcraft ignition components help prevent false check engine lights.
  • Engineered for Ford Vehicles: Original equipment on Ford, Lincoln, and Mercury vehicles, ensuring an exact fit and reliable performance.
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NGK – G-Power Platinum Spark Plug (UR5GP): Enhanced Durability & Efficiency (Part No.3547)

G-Power Platinum Spark Plug (UR5GP): Enhanced Durability & Efficiency

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$8.49
NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency

Product Features:
  • SINGLE PLATINUM TIP: Fine wire 0.6 millimeter platinum tip center electrode ensures improved durability and a consistently stable spark
  • PLATINUM ALLOY: G-Power platinum provides exceptional value with increased performance and longer service intervals than factory nickel plugs
  • TRAPEZOIDAL CUT GROUND ELECTRODE: Reduces quenching design produces improved ignitability and performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • RECOMMENDED USAGE: Lower cost alternative to double precious metal spark plugs or as an upgrade to OE nickel alloy spark plugs
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Autolite – Platinum Spark Plug: Enhanced Durability & Improved Performance (Part No.AP25)

Platinum Spark Plug: Enhanced Durability & Improved Performance

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$4.99
The Platinum Spark Plug is engineered for exceptional performance and durability, making it ideal for older engine applications. Featuring a platinum center electrode firing tip, it ensures quicker firing, smoother starts, better acceleration, and improved fuel efficiency. Its high alumina ceramic insulator enhances thermal conductivity and insulation, providing increased strength and reliability. The multi-rib insulator design prevents flash-over, while the nickel-plated shell resists corrosion for extended service life. With a mid-projection standard center electrode and a tapered seat type, this performance-grade spark plug delivers consistent results. The platinum tip prevents gap erosion, ensuring a longer lifespan, while the nickel ground electrode adds to its durability. Designed to meet the demands of performance enthusiasts, this spark plug is a reliable choice for maintaining engine efficiency and longevity.

Product Features:
  • Engineered with a platinum firing tip that prevents gap erosion for longer service life.
  • Its high alumina ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended life.
  • The mid-projection center electrode design ensures consistent performance and optimized combustion for improved engine efficiency.
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E3 – DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency (Part No.E3.42)

DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency

from

$8.49
DiamondFire Automotive Spark Plug delivers exceptional performance and efficiency with its innovative Diamond Fire edge-to-edge ground electrode design. Engineered for smoother acceleration and idle, it ensures a faster, more complete burn of the fuel charge, maximizing pressure against the piston and putting more fuel to work. With power output improved by up to 6% on average, this spark plug enhances energy efficiency while reducing engine carbon deposits thanks to its patented Diamond Fire Technology. The unique diamond-shaped side wire electrode ignites the air/fuel mixture quickly, creating a larger flame kernel for optimal combustion. Crafted with durable nickel center and ground electrode tips, it offers long-lasting reliability. Pre-gapped at the factory for hassle-free installation, this tapered seat spark plug is a smart choice for drivers seeking improved fuel savings, cleaner engine performance, and enhanced power output.

Product Features:
  • E3’s Diamond Fire edge to edge ground electrode provides maximum performance with increased efficiency and a faster more complete burn.
  • Smoother Acceleration & Idle – The faster flame initiated by the spark plug results in a more complete burn of the ingested fuel charge. More pressure is created against the piston more fuel is put to work
  • Energy – Power output improved up to 6% on average in the typical operating ranges. Results will vary.
  • Efficiency – The “diamond shaped” side wire electrode projects the combustion spark in a way that more quickly ignites the air/fuel mixture, thereby creating a significantly faster and larger flame kernel. The result is that more fuel is put to work durin
  • E3’s patented Diamond Fire Technology provides a cleaner burning combustion, which translates into fuel savings and reduced engine carbon deposits
  • The Spark Plugs are pre-gapped at the factory and cannot be adjusted.
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ACDelco – Copper Core Spark Plug: Reliable Performance & Durability (Part No.R43TS)

Copper Core Spark Plug: Reliable Performance & Durability

from

$6.29
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.

Product Features:
  • Black Onyx coating helps reduce corrosion
  • Copper core provides great heat transfer and helps maximize plug durability
  • Ribbed suppressor seal extends resistance and helps prevent spark ‘flash over’ and misfires
  • Nickel-chrome alloy sheathing helps prevent corrosion on center electrode
  • Available for use in Marine applications
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment 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 – Conventional Copper Core Spark Plug: Enhances Heat Transfer & Durability (Part No.R44T)

Conventional Copper Core Spark Plug: Enhances Heat Transfer & Durability

from

$6.29
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. 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.

Product Features:
  • Black Onyx coating helps reduce corrosion
  • Copper core provides great heat transfer and helps maximize plug durability
  • Available for use in Marine applications
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Premium aftermarket replacement part
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
  • Nickel Center Electrode Tip: Provides efficient and consistent spark for optimal engine performance.
  • Outstanding Suppression Characteristics: Ensures reliable performance by reducing radio frequency interference.
  • Tapered Seat Type: Designed for a secure fit and optimal function in various engine types.
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NGK – V-Power Nickel Spark Plug (UR4): Enhanced Ignitability & Performance (Part No.6630)

V-Power Nickel Spark Plug (UR4): Enhanced Ignitability & Performance

from

$6.99
NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK’s V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.

Product Features:
  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance
  • RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
  • NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • Enhanced Ignitability: The V-cut nickel alloy center electrode and concave ground electrode design of NGK V-Power spark plugs provide quicker starts and smoother idle.
  • OE Application Specific: Engineered specifically for Original Equipment (OE) applications, ensuring compatibility and reliable performance.
  • V-Groove Tip Design: The unique V-groove tip design enhances ignitability and overall engine performance.
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Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP26)

Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition

from

$9.99
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, the Autolite Iridium XP spark plugs feature an iridium-enhanced 0.6mm finewire design and patented platinum sidewire technology to provide better overall durability and a more focused ignition for enhanced ignitability and performance. Features double Iridium-enhanced alloy technology center electrode for improved durability and wear resistance.

Product Features:
  • 0.6 mm finewire design improves ignitability
  • Patented V-trimmed platinum sidewire technology resists wear
  • OE equivalent design is engineered for every engine
  • Designed for better overall durability with virtually no gap erosion
  • Double Iridium-enhanced alloy technology center electrode ensures superior wear resistance for extended performance life.
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Autolite – Copper Resistor Spark Plug: Quick Starts & Reliable Performance (Part No.685)

Copper Resistor Spark Plug: Quick Starts & Reliable Performance

from

$2.99
Autolite Copper spark plugs are designed to provide reliable performance and quick starts, ensuring your vehicle meets its power and efficiency demands. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, making them a dependable choice for consistent ignition. The high nickel alloy center and ground electrodes enhance durability, offering extended life even under demanding conditions. With a high alumina multi-rib ceramic insulator, these plugs deliver superior thermal conductivity and insulation, boosting strength and reliability. The nickel-plated shell resists corrosion, ensuring long-lasting performance. Designed with a standard center electrode and short projection, these spark plugs are built for regular-grade applications. The tapered seat type and integrated resistor further enhance compatibility and functionality, making them a versatile and durable option for your vehicle’s ignition system.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • The integrated resistor minimizes electrical interference, ensuring smoother engine performance and enhanced compatibility with modern ignition systems.
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ACDelco – Copper Core Spark Plug: Reliable Performance & Efficiency (Part No.R44TS)

Copper Core Spark Plug: Reliable Performance & Efficiency

from

$6.29
ACDelco GM Original Equipment Conventional Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. 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 GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • High-Quality Copper Core: Designed with high-quality copper cores for reliable and efficient performance.
  • Nickel Center Electrode Tip: Features a nickel center electrode tip for enhanced durability and performance.
  • Outstanding Suppression Characteristics: Delivers reliable performance with excellent suppression characteristics.
  • Versatile Applications: Suitable for both automotive and marine applications, providing high-quality replacement options for various vehicles.
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Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP25)

Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition

from

$10.99
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, the Autolite Iridium XP spark plugs feature an iridium-enhanced 0.6mm finewire design and patented platinum sidewire technology to provide better overall durability and a more focused ignition for enhanced ignitability and performance. Features double Iridium-enhanced alloy technology center electrode for improved durability and wear resistance.

Product Features:
  • 0.6 mm finewire design improves ignitability
  • Patented V-trimmed platinum sidewire technology resists wear
  • OE equivalent design is engineered for every engine
  • Designed for better overall durability with virtually no gap erosion
  • Double Iridium-enhanced alloy technology center electrode ensures superior wear resistance for extended performance longevity.
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ACDelco – RAPIDFIRE Platinum Spark Plug: Reduces Misfires & Enhances Durability (Part No.2)

RAPIDFIRE Platinum Spark Plug: Reduces Misfires & Enhances Durability

from

$6.99
ACDelco Gold (Professional) RAPIDFIRE Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These RAPIDFIRE Single Platinum Performance Spark Plugs are designed for everyday use and are a high quality replacement for many vehicles on the road today. These premium aftermarket spark plugs have high-quality suppressors that help prevent misfiring, an improved plug to boot seal, and a pure copper core for greater durability. 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.

Product Features:
  • Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures
  • Pure copper core provides great heat transfer and helps maximize plug durability
  • Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system
  • Ribless insulator helps optimize plug to boot seal
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Premium aftermarket replacement part
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
  • High-Quality Suppressors: ACDelco Gold RAPIDFIRE Spark Plugs feature high-quality suppressors that help prevent misfiring, ensuring reliable performance for everyday use.
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Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.145)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

from

$3.99
Autolite Copper spark plugs are designed to provide reliable performance and durability for your vehicle. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring consistent operation. The high nickel alloy center and ground electrodes are engineered for extended life, while the short projection design enhances compatibility with a wide range of applications. A high alumina multi-rib ceramic insulator offers superior thermal conductivity and insulation, boosting strength and reliability. The nickel-plated shell resists corrosion, making these plugs a durable choice for long-term use. With a tapered seat type and integrated resistor, these spark plugs deliver quick starts and meet performance expectations, making them a dependable option for regular-grade applications.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • The integrated resistor ensures quick starts and consistent performance, making it a reliable choice for regular-grade applications.
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Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.25)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

from

$4.29
Autolite Copper spark plugs are designed to provide reliable performance and durability, making them an excellent choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring consistent operation. The high nickel alloy center and ground electrodes are engineered for extended life, while the nickel-plated shell offers superior corrosion resistance for long-lasting durability. The high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, contributing to increased strength and reliability. With a mid-projection standard center electrode design and a tapered seat type, these spark plugs are built for optimal compatibility and performance. Engineered to improve fuel economy, they help reduce fuel costs without compromising on power. Additionally, their advanced design ensures smoother acceleration, delivering a more responsive and enjoyable driving experience. Ideal for regular-grade applications, these spark plugs combine value, efficiency, and durability to meet your vehicle’s performance needs.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • Good Fuel Economy: Engineered to optimize fuel efficiency, these spark plugs help you save on fuel costs while maintaining excellent performance.
  • Smooth Acceleration: Experience smoother acceleration with Autolite’s advanced copper spark plug design, providing a more responsive driving experience.
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Motorcraft – Spark Plug: Reliable Ignition & Nickel Durability (Part No.SP-425-X)

Spark Plug: Reliable Ignition & Nickel Durability

from

$5.99
The spark plug is designed to deliver reliable ignition performance with its standard center electrode design, ensuring consistent and efficient combustion in your engine. Crafted with nickel for both the center and ground electrode tips, this spark plug offers excellent durability and resistance to wear, making it a dependable choice for long-term use. Its tapered seat type ensures a secure fit, enhancing the overall performance and compatibility with a wide range of vehicles. Built to withstand demanding conditions, this spark plug provides exceptional value by optimizing engine efficiency and contributing to smoother operation.

Product Features:
  • Designed with a standard center electrode to ensure consistent and efficient combustion for reliable engine performance.
  • Nickel construction on both the center and ground electrode tips enhances durability and resistance to wear, ensuring long-lasting functionality.
  • Tapered seat type provides a secure fit, improving compatibility and overall engine performance.
  • Built to withstand demanding conditions, optimizing engine efficiency and contributing to smoother operation.
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Champion – Copper Plus Spark Plug (RV15YC4): Dependable Performance & Durability (Part No.18)

Copper Plus Spark Plug (RV15YC4): Dependable Performance & Durability

from

$3.99
The Copper Plus spark plug is engineered for dependable performance and durability, making it a reliable choice for maintaining optimal engine function. Featuring a copper core center electrode, it delivers enhanced conductivity and precise heat control, ensuring good overall wear and extending the plug’s lifespan. Its nickel center electrode tip and tapered seat type further enhance reliability and engine performance. Built to ISO and SAE Standards, this spark plug guarantees proven performance and superior corrosion resistance, making it a durable option for long-term use. Designed as a standard replacement, it offers consistent functionality and compatibility with a wide range of vehicles. Whether you’re seeking improved heat management or reliable ignition, this spark plug is crafted to meet your needs with exceptional value.

Product Features:
  • Copper Plus – Dependable Performance and Durability
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
  • Built to ISO and SAE standards for proven performance
  • Enhanced Conductivity and Heat Control: The Champion Copper Plus Spark Plug features a copper core electrode that provides increased conductivity and heat control, ensuring good overall wear and extending the plug’s life.
  • Reliable Nickel Center Electrode Tip: Featuring a nickel center electrode tip and a tapered seat type, this spark plug ensures enhanced reliability and optimal engine performance.
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E3 – DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency (Part No.E3.40)

DiamondFIRE Automotive Spark Plug: More Power & Fuel Efficiency

from

$8.49
The Premium DiamondFire Automotive Spark Plug is engineered for peak performance and efficiency, making it a standout choice for drivers seeking enhanced engine output. Featuring E3’s patented Diamond Fire edge-to-edge ground electrode, it delivers a faster, more complete burn for smoother acceleration and idle. The innovative “diamond-shaped” side wire electrode ensures quicker ignition of the air/fuel mixture, creating a larger flame kernel and improving power output by up to 6% on average. Its nickel center and ground electrode tips provide durability and reliable performance, while the tapered seat type ensures a secure fit. Pre-gapped at the factory for convenience, this spark plug also promotes cleaner combustion, reducing engine carbon deposits and contributing to fuel savings. Designed to maximize efficiency and power, its a smart upgrade for any vehicle.

Product Features:
  • E3’s Diamond Fire edge to edge ground electrode provides maximum performance with increased efficiency and a faster more complete burn.
  • Smoother Acceleration & Idle – The faster flame initiated by the spark plug results in a more complete burn of the ingested fuel charge. More pressure is created against the piston more fuel is put to work
  • Energy – Power output improved up to 6% on average in the typical operating ranges. Results will vary.
  • Efficiency – The “diamond shaped” side wire electrode projects the combustion spark in a way that more quickly ignites the air/fuel mixture, thereby creating a significantly faster and larger flame kernel. The result is that more fuel is put to work durin
  • E3’s patented Diamond Fire Technology provides a cleaner burning combustion, which translates into fuel savings and reduced engine carbon deposits
  • The Spark Plugs are pre-gapped at the factory and cannot be adjusted.
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Spark Plugs Brands You Can Trust For Your Chevrolet C20

9 trusted brands of Spark Plugs line our shelves, ready to help keep your Chevrolet C20 running smooth. Below are some of the most popular brands and their top Spark Plugs offerings:

Most Purchased Chevrolet C20 Spark Plugs from ACDelco

When you buy the most frequently purchased ACDelco brand Spark Plugs, you can be confident it will be the right part for your Chevrolet C20. Here are the ACDelco Spark Plugs Advanced Auto customers buy the most:

FAQs for Chevrolet C20 Spark Plugs

What are the most purchased Spark Plugs for the Chevrolet C20?

Out of 70 Spark Plugs for the Chevrolet C20, the most popular in our inventory are:

What are the top-rated Chevrolet C20 Spark Plugs?

Top-rated Spark Plugs for your Chevrolet C20 based on customer reviews/ratings are:
Copper Resistor Spark Plug: Quick Starts & Enhanced Durability
from $4.29
(50)
Copper Resistor Spark Plug: Quick Starts & Enhanced Durability
“Extract what I needed!”
V-Power Nickel Spark Plug (UR4): Enhanced Ignitability & Performance
from $6.99
(49)
V-Power Nickel Spark Plug (UR4): Enhanced Ignitability & Performance
“Quality product at a good price, with a discount.”