2021 Ford F-350 Super Duty Ignition and Tune-Up Products

Name: Ignition Switch
Brand: Carquest
SKU: CS942
Price: 40.99 USD

Below you will find various in-demand Ford Ignition and Tune-Up Products, components and accessories for your 2021 F-350 Super Duty. Advance Auto Parts has popular F-350 Super Duty parts like Ignition Switches, Ignition Sensors, Ignition Coils and Boots and more. You’ll also find aftermarket and OEM Ignition and Tune-Up Products for other F-350 Super Duty model years including 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2022, 2023 and more. Select a category of 2021 Ford F-350 Super Duty Ignition and Tune-Up Products below and start saving instantly.

Popular 2021 Ford F-350 Super Duty Ignition and Tune-Up Products Categories

Spark Plugs

Ignition Coils

Knock Sensors

Ignition Starter Switches

Single Spark Plug Wires

Ignition Coil Mounting Hardware

Essential Ignition and Tune-Up Products for 2021 Ford F-350 Super Duties

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$40.99

High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:

Designed to OE standards for ease of installation
Copper alloy conductors ensure superior electrical conductivity with low resistive losses
Our parts are 100% tested to verify both mechanical and electrical switching performance
Robust design and high grade materials meet the stringent demands of today’s service professional
BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product

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$30.49

Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Ignition Switch allows for reliable control of the vehicle’s electrical systems and engine start-up, enhancing convenience and ensuring consistent performance during operation. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:

Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.

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$29.49

Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.

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$47.99

Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.

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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, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.

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
Improved Fuel Efficiency: Designed to offer better fuel efficiency, the NGK G-Power Platinum spark plugs help you save on fuel costs.
Lower Emissions: These spark plugs contribute to lower emissions, making them an environmentally friendly choice.
Faster Starts and Quicker Acceleration: Experience faster starts and quicker acceleration with the advanced design of the NGK G-Power Platinum spark plugs.

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$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: Offers improved durability and wear resistance for a longer-lasting spark plug.
Engineered in the USA: Designed with over 100 years of Autolite’s engineering experience for superior quality and performance.
Proven Track Record: Part of a legacy with over 11 billion spark plugs sold, ensuring trusted performance and reliability.

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$165.99

ACCEL HP Spark Plugs are made with a Copper core which is a better conductor than Platinum and Iridium. They deliver a stronger spark especially in high performance applications where high combustion pressures are present. Copper is much better at dissipating heat than other materials which lessens the chance of a misfire. ACCEL HP Spark Plugs are capable allowing you to open the gap exposing a larger flame kernel or close it if needed for high boost applications. All ACCEL HP Spark Plugs have machine rolled threads allowing for a more precise thread engagement and torque retention.

Product Features:

For use with Black Coil Boot, OE Coil 3L3E or ACCEL 140033 or 140033-8
One Piece Design – Won’t break off in head during removal like two piece design
Copper Core – Copper is a better conductor than Iridium or Platinum plugs
Heat Dissipation – Copper dissipates Heat Much better than other materials
C – Cut Design – un-shrouding the spark kernel
See PN 346 for Single Spark Plug
Gapable – Unlike Iridium or Platinum
Machine Rolled Threads-Precise thread engagement

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$10.99

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 ensures superior wear resistance for extended plug life.

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$17.49

This ignition coil mounting hardware is designed to match the fit, function and performance of the original equipment hardware on specified vehicles. It is engineered to help ensure a coil or coil pack is secured to the required underhood component.

Product Features:

Direct replacement – this ignition coil mounting hardware is designed to match the fit, function and performance of the original equipment hardware on specified vehicles
Ideal solution – engineered to help ensure a coil or coil pack is secured to the required underhood component when a coil or coil pack is replaced or when the original hardware is corroded or missing
Durable construction – designed and manufactured to strict specifications for reliable performance
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

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$35.99

Carquest Knock Sensors respond to a wide range of engine knock frequencies providing accurate engine condition to the ECM for optimal ignition timing. Highest quality piezoceramic element manufactured to tight tolerances for increased durability. All Carquest Knock Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:

Precision piezoceramic element ensures accurate response to a wide range of engine vibrations
Manufactured using the highest quality OEM materials to ensure optimal performance and rugged durability
Designed to meet or exceed all OEM specifications in fit, form & function
Extensive product testing includes salt spray, high/low temperature impact, thermal cycling, vibration, drop among other tests, to ensure all sensors meet or exceed OEM specifications.

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$59.99

Bosch OE quality knock sensors for optimum engine protection and fuel consumption reduction up to 9%.

Product Features:

Bosch OE quality knock sensors for optimum engine protection
Bosch OE quality knock sensors improve combustion efficiency and reduce fuel consumption up to 9%
Bosch OE quality knock sensors increase torque up to 5%
Bosch OE quality knock sensors enable the use of multiple quality fuels with various anti-knock properties

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$26.99

Carquest Premium knock sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium knock sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. We utilize advanced technology to design sensors that are, in many cases, stronger than OE parts. Carquest Premium knock sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium knock sensors 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.

Product Features:

Designed to meet or exceed OE specifications for fit, form and function
Trivalent iridescent chromate plating prevents corrosion
Silicone seals prevent moisture intrusion preventing false codes and sensor failure
Wiring harnesses utilize high-temperature insulation when applicable
Extensive design validation testing and 100% end-of-line tested
Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

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$72.99

Precision piezoceramic element ensures accurate response to a wide range of engine vibrations
Manufactured using the highest quality OEM materials to ensure optimal performance and rugged durability
Designed to meet or exceed all OEM specifications in fit, form & function
Extensive product testing includes salt spray, high/low temperature impact, thermal cycling, vibration, drop among other tests, to ensure all sensors meet or exceed OEM specifications.

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$66.99

The Ignition Knock (Detonation) Sensor monitors vibrations caused by engine knock or detonation to alter the ignition timing and prevent detonation. A piezoelectric crystal generates a varying voltage based upon engine vibration intensity to delay ignition timing to help prevent severe and costly engine damage. Reasons for replacement include check engine light illumination, engine hesitation, poor fuel economy or failed emissions test.

Product Features:

ADVANCED TECHNOLOGY: Manufactured to operation performance standards to meet or exceed OE fit, form, and function to ensure proper ignition timing.
INSTALLATION AND SUPPORT: Mounting threads, harness length and wire gauge match OE for easy, worry free installation.
THE DIFFERENCE: Reinforced components are used to reduce the chance of part failure and prevent corrosion and moisture penetration. Shielded harness prevents electrical interference.

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$63.99

Designed to meet or exceed OE specifications for fit, form and function
Trivalent iridescent chromate plating prevents corrosion
Silicone seals prevent moisture intrusion preventing false codes and sensor failure
Wiring harnesses utilize high-temperature insulation when applicable
Extensive design validation testing and 100% end-of-line tested
Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

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$125.99

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.

Product Features:

Built by IATF 16949 certified manufacturers for consistent durability
Coil drivers match OE for current limit, electrostatic discharge (ESD) protection and multi-spark
Segmented secondary bobbins to distribute high voltage and prevent shorting
Extensive design validation testing to ensure long-lasting reliability
100% end-of-line tested to ensure proper performance
Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

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$54.99

Built by IATF 16949 certified manufacturers for consistent durability
Coil drivers match OE for current limit, electrostatic discharge (ESD) protection and multi-spark
Segmented secondary bobbins to distribute high voltage and prevent shorting
Extensive design validation testing to ensure long-lasting reliability
100% end-of-line tested to ensure proper performance
Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

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$125.99

Built by IATF 16949 certified manufacturers for consistent durability
Coil drivers match OE for current limit, electrostatic discharge (ESD) protection and multi-spark
Segmented secondary bobbins to distribute high voltage and prevent shorting
Extensive design validation testing to ensure long-lasting reliability
100% end-of-line tested to ensure proper performance
Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

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$74.99

NGK ignition coils are manufactured to meet or exceed OE standards for the highest durability and operational performance, so they can be installed with confidence. NGK and their family of automotive products have over 80 years’ experience and are driven by extreme dedication to innovation, performance and quality. With state-of-the-art manufacturing, inventory and distribution facilities in North America and globally, NGK is dedicated to providing customers with world-class products and services. Developed and rigorously tested in our ISO 17025 accredited test lab under the most extreme conditions, NGK’s coil designs will outperform all others – far beyond operational environments a vehicle would actually experience. NGK ignition coils have vast coverage including late-model domestic and import vehicles. NGK’s OE legacy, unsurpassed quality and leading vehicles in operation coverage reinforces NGK as The Ignition Specialist.

Product Features:

OE QUALITY: Vacuum-sealed premium epoxy resin and thermoplastic coil housings provide superior dielectric strength, voltage insulation and durability
OPTIMAL PERFORMANCE: Precision coil windings and laminations maximize outputs, custom NGK ASIC chipset optimizes efficiency, prevents component damage
EASE OF INSTALLATION: NGK Ignition Coils include ignition control module, premium high temperature coil boot, and jumper harnesses where required
THE NGK DIFFERENCE: Featuring superior materials and design enhancements
EXTENSIVE TESTING: NGK ignition coils must pass extreme testing during manufacturing to ensure the highest quality and durability standards are met
PRODUCT ENGINEERING: Advanced flow and stress modeling systems preemptively identify and avoid common failure points found in OE and competitor coils

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$41.99

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.

Product Features:

Long service life and durable performance
High dielectric strength for reliability
Corrosion-resistant connections
Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
High reliability
Long service life

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$77.99

As the innovator and leader in stick coil technology DENSO has conducted superior testing and inspection processes to insure the highest quality ignition coil. Don’t be fooled by imitations – look for the DENSO name to be sure you’re getting the best.

Product Features:

First Time Fit
Built to DENSO Original Equipment Standards

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$19.49

Motorcraft Plug Wires are Manufactured of premium-quality materials to strict Ford Engineering standards. High-Dielectric Insulation helps maintain and control voltage delivery while reducing Radio Frequency Interference. EPDM/Silicone wire jacket, spark plug & coil/ distributor insulators help protect against oil and high temperatures. Optimized wire lengths help minimize part numbers while still providing proper fit. Designed and Tested to Stringent Ford Standards.

Product Features:

Backed by Motorcraft’s Service Parts Warranty
Designed for long life – key life durability testing (equivalent to 10 years/150,000 miles) is conducted in addition to on-vehicle durability testing.
Optimized wire lengths help minimize part numbers while still providing proper fit.
Wires are optimum lengths for easy installation.
EPDM/Silicone wire jacket, spark plug AND coil / distributor insulators help protect against oil and high temperatures.
Motorcraft ignition components help prevent false check engine lights.

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$33.99

Backed by Motorcraft’s Service Parts Warranty
Designed for long life – key life durability testing (equivalent to 10 years/150,000 miles) is conducted in addition to on-vehicle durability testing.
Optimized wire lengths help minimize part numbers while still providing proper fit.
Wires are optimum lengths for easy installation.
EPDM/Silicone wire jacket, spark plug AND coil / distributor insulators help protect against oil and high temperatures.
Motorcraft ignition components help prevent false check engine lights.

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$39.99

Motorcraft Single Lead Spark Plug Wires must endure a series of punishing tests including a series of demanding test-to-failure endurance and materials durability tests to ensure their long-lasting quality and operation.

Product Features:

The only parts recommended by Ford Motor Company for Ford, Lincoln and Mercury vehicles.
Motorcraft ignition system components create and control the electrical functions of engine operation in Ford-built vehicles.
The ignition includes the Ignition Coil and modules that generate up to 46,000 volts for spark plug firing as well as the crankshaft position monitor and Power Train Control module or PCM.
Motorcraft Ignition components are manufactured to exacting Ford OE specifications and quality standards.
As with all Motorcraft aftermarket parts, any engineering innovations or product improvements developed since the vehicle’s manufacture are added to these Ignition components, ensuring the most current technology.

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$21.79

Backed by Motorcraft’s Service Parts Warranty
Designed for long life – key life durability testing (equivalent to 10 years/150,000 miles) is conducted in addition to on-vehicle durability testing.
Optimized wire lengths help minimize part numbers while still providing proper fit.
Wires are optimum lengths for easy installation.
EPDM/Silicone wire jacket, spark plug AND coil / distributor insulators help protect against oil and high temperatures.
Motorcraft ignition components help prevent false check engine lights.

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$39.99

Backed by Motorcraft’s Service Parts Warranty
Designed for long life – key life durability testing (equivalent to 10 years/150,000 miles) is conducted in addition to on-vehicle durability testing.
Optimized wire lengths help minimize part numbers while still providing proper fit.
Wires are optimum lengths for easy installation.
EPDM/Silicone wire jacket, spark plug AND coil / distributor insulators help protect against oil and high temperatures.
Motorcraft ignition components help prevent false check engine lights.

Upgrade your 2021 Ford F-350 Super Duty with Top-Quality Ignition and Tune-Up Products

When it comes to maintaining or upgrading your 2021 Ford F-350 Super Duty, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Ford or enhancing its overall performance, Ignition and Tune-Up Products are key to keeping your F-350 Super Duty functioning at its best. At Advance Auto Parts, we offer a wide selection of 27 Ignition and Tune-Up Products for the 2021 Ford F-350 Super Duty, designed to meet your needs without breaking the bank. From Ignition Switch replacements to Ignition Sensors 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 2021 Ford F-350 Super Duty at great prices. Our Ignition and Tune-Up Products inventory for this model ranges from just $4.99 to $128.99, with an average price of $32.59. Our 27 Ignition and Tune-Up Products in stock come from 8 trusted brands, so you’re sure to find the right part for your 2021 Ford F-350 Super Duty 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 2021 Ford F-350 Super Duty, we stock popular OEM and aftermarket Ignition and Tune-Up Products from top names like NGK, Autolite, E3, and more. NGK Ignition and Tune-Up Products start at just $14.99 and boast an impressive 4.8 stars average rating from customers. Autolite and E3 also bring quality to the table, with Ignition and Tune-Up Products available starting at $6.99, and at an average 4.6 stars rating. With 2,090 customer reviews and counting, our 2021 Ford F-350 Super Duty 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, Oil and Lubricants and more to make sure your 2021 Ford F-350 Super Duty is always ready to roll. We’re committed to providing you with everything you need to keep your F-350 Super Duty in top shape, all in one place. Start shopping confidently below for your 2021 Ford F-350 Super Duty!

Best-Selling Ignition Switches for 2021 Ford F-350 Super Duties

Enhance the driving experience in your Ford with 3 quality Ignition Switch components, starting at $28.49.

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$70.99

Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.

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$83.99

The only parts recommended by Ford Motor Company for Ford, Lincoln and Mercury vehicles.

Product Features:

Direct-fit, OE replacement parts – identical to factory installed parts. Robust design helps provide long operating life and excellent performance.
All OE switch functions are maintained. Factory connectors help ensure a solid, positive connection. Provided factory mounting points ensure easy installation – new gaskets and attaching hardware is included, where applicable.

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$28.49

CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Top Picks for 2021 Ford F-350 Super Duty Ignition Coils and Boots

Upgrade Ford F-350 Super Duties with top-quality Ignition Coils and Boots parts, including 3 OEM and aftermarket selections for your 2021 model.

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from

$128.99

Built by IATF 16949 certified manufacturers for consistent durability
Coil drivers match OE for current limit, electrostatic discharge (ESD) protection and multi-spark
Segmented secondary bobbins to distribute high voltage and prevent shorting
100% end-of-line tested to ensure proper performance
Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

from

$100.99

Built by IATF 16949 certified manufacturers for consistent durability
Coil drivers match OE for current limit, electrostatic discharge (ESD) protection and multi-spark
Segmented secondary bobbins to distribute high voltage and prevent shorting
100% end-of-line tested to ensure proper performance
Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

from

$17.49

Direct replacement – this ignition coil mounting hardware is designed to match the fit, function and performance of the original equipment hardware on specified vehicles
Ideal solution – engineered to help ensure a coil or coil pack is secured to the required underhood component when a coil or coil pack is replaced or when the original hardware is corroded or missing
Durable construction – designed and manufactured to strict specifications for reliable performance
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

In-Demand Spark Plugs for 2021 Ford F-350 Super Duties

Select from 20 premium Spark Plugs parts for your 2021 Ford F-350 Super Duty, with prices ranging from $4.99 to $39.99.

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$10.99

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: Offers improved durability and wear resistance for a longer-lasting spark plug.
Engineered in the USA: Designed with over 100 years of Autolite’s engineering experience for superior quality and performance.
Proven Track Record: Part of a legacy with over 11 billion spark plugs sold, ensuring trusted performance and reliability.

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$6.99

The Double Platinum Spark Plug is engineered for exceptional durability and performance, making it a top choice for distributor-less ignition system (DIS) engines. Featuring a platinum-to-platinum design, it minimizes gap erosion and reduces misfires, ensuring a longer service life compared to copper and standard platinum plugs. Its yttrium-enhanced ground electrode delivers superior heat transfer, allowing it to withstand high temperatures and pressures for extended durability. The high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for reliable operation. With a mid-projection center electrode and tapered seat type, this performance-grade spark plug is designed to deliver consistent ignition and efficiency. Both the center and ground electrode tips are crafted from platinum, ensuring robust functionality and reliability. Ideal for those seeking enhanced engine performance and longevity, this spark plug is built to meet the demands of modern engines.

Product Features:

Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
The multi-rib insulator prevents flash-over.
Designed with a mid-projection center electrode and tapered seat type to ensure consistent ignition and improved engine efficiency.

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$14.99

NGK Ruthenium HX High Ignitability spark plugs are the best in class plug for todays modern vehicles. Patented Ruthenium technology offers the most advance tip technology and delivers the highest performance and life expectancy. Created from advanced OE technology as a high ignitability plug, Ruthenium HX spark plugs come with patented, specialized OEM DFE and PSPE tip designs. NGK Ruthenium HX High Ignitability spark plugs provide a more complete fuel burn resulting in a quicker throttle response, smoother idle and better cold starts. Ruthenium center electrode provides industry leading durability.

Product Features:

HIGH IGNITABILITY PROJECTED SQUARE PLATINUM ELECTRODE DESIGN: Combines 0.6 millimeter ruthenium center with a unique cut-back PSPE ground electrode
RUTHENIUM ALLOY CENTER ELECTRODE: NGK’s patented ruthenium technology produces maximum performance, ignitability & durability at high temperatures
PSPE DESIGN: Projected square platinum electrode shape of the ground electrode provides the best ignitability and service life for high heat engines
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Modern vehicles using OE PSPE type spark plugs or for those seeking an aftermarket plug with the latest OE technology
Enhanced Fuel Burn: Provides a more complete fuel burn, resulting in quicker throttle response, smoother idle, and better cold starts.
Industry-Leading Durability: Ruthenium center electrode ensures exceptional durability and longevity.

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$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. E3.74 is a 14mm, 1.000 reach plug with a taper seat. It fits a wide variety of late model applications, especially Ford applications. 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.

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.
Enhanced Heat Transfer: Three legs securing the Diamond FIRE electrode to the shell ensure excellent heat transfer and create more turbulence in the cylinder.
Wide Compatibility: The E3.74 spark plug is a 14mm, 1.000 reach plug with a taper seat, fitting a wide variety of late model applications, especially Ford vehicles.
Eco-Friendly Performance: Proven to reduce fuel consumption and improve hydrocarbon emissions, contributing to a cleaner environment.
Long-Term Efficiency: The Diamond FIRE side wire is designed for long-term use, maintaining increased power and reduced fuel consumption over time.

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$9.99

Double Platinum Spark Plug (CYFS12FP) offers exceptional durability and reliability, making it the ideal choice for maintaining peak engine performance. Engineered to meet strict Ford standards, these spark plugs are an exact fit for Ford, Lincoln, and Mercury vehicles, ensuring seamless compatibility. Featuring platinum center and ground electrode tips, they resist oxidation and arc erosion, delivering long-lasting performance with service intervals of up to 100,000 miles. The multi-rib insulator design protects against misfires, while the advanced engineering helps reduce fuel consumption, optimize emissions, and prevent false check engine lights. Backed by Motorcraft’s Service Parts Warranty, these spark plugs are crafted with high-quality materials to provide reliable performance across a wide range of domestic and import cars and trucks. Whether you’re replacing original equipment or upgrading, Motorcraft spark plugs deliver the confidence and reliability you need for smooth, efficient operation.

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.

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$13.99

The Iridium TT Spark Plug combines the durability of an OE-style plug with the power and torque of high-performance engineering, making it a top choice for demanding drivers. Featuring a 0.4mm Iridium center electrode – the world’s smallest diameter – it maximizes firing potential for superior ignition. The 0.7mm needle tip ground electrode promotes higher spark energy while reducing heat quenching, ensuring consistent performance. Built with DENSO’s patented Iridium-Rhodium alloy formula, it boasts the highest concentration of Iridium among competitors, delivering unmatched durability. The 360-degree laser welding process ensures a robust bond and structural integrity, even under extreme conditions. With the ability to withstand temperatures exceeding 4000 Deg F, this spark plug is engineered for ultimate endurance. Its tapered seat design further enhances compatibility and fitment. Whether you’re seeking enhanced power or long-lasting reliability, this Iridium TT plug delivers exceptional value and performance.

Product Features:

0.4mm Iridium Center Electrode: World’s Smallest Diameter that maximizes firing potential
0.7mm Needle Tip Ground Electrode: Promotes higher spark energy and less heat quenching
DENSO Patented Optimized Iridium-Rhodium Alloy Formula: Highest concentration of Iridium vs. competitors for greater durability
DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
Durability of an OE style plug combined with Power and Torque of high performance.
Withstands temperatures greater than 4000 degree Fahrenheit
Iridium TT

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$17.99

NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode’s durability is six times harder than platinum. Iridium alloy’s extremely high melting point is perfect for today’s engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

Product Features:

SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
Outstanding Acceleration and High Fuel Efficiency: NGK Iridium IX spark plugs are engineered to deliver superior acceleration and enhance fuel efficiency, making them ideal for performance enthusiasts.
Extreme Ignitability and Anti-Fouling: These spark plugs offer exceptional ignitability and anti-fouling properties, ensuring reliable performance and longevity.

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$15.99

HIGH IGNITABILITY PROJECTED SQUARE PLATINUM ELECTRODE DESIGN: Combines 0.6 millimeter ruthenium center with a unique cut-back PSPE ground electrode
RUTHENIUM ALLOY CENTER ELECTRODE: NGK’s patented ruthenium technology produces maximum performance, ignitability & durability at high temperatures
PSPE DESIGN: Projected square platinum electrode shape of the ground electrode provides the best ignitability and service life for high heat engines
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Modern vehicles using OE PSPE type spark plugs or for those seeking an aftermarket plug with the latest OE technology

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$12.99

The Iridium Power Spark Plug features the world’s smallest Iridium Center Electrode at just 0.4mm, delivering unmatched spark precision for maximum combustion efficiency. Engineered with a patented 360-degree laser welding assembly process, it ensures exceptional durability and reliability under extreme conditions. The U-groove and taper-cut ground electrode design optimizes flame propagation, enhancing overall engine performance. Built to withstand temperatures exceeding 4000 degrees Fahrenheit, this spark plug is burnished with nickel plating for superior high-temperature endurance and corrosion resistance. Its iridium tip material guarantees long-lasting performance, while the tapered seat type ensures a secure fit. With a wide range of part numbers available, it is compatible with thousands of applications, including classic and collector cars. Choose this spark plug for maximum spark energy, durability, and enhanced engine efficiency.

Product Features:

World’s smallest Iridium Center Electrode (0.4mm) for improved spark for maximum combustion
Patented 360-degree laser welding assembly process
U-groove and taper cut ground electrode to maximize flame propagation.
Withstands temperatures greater than 4000 degree Fahrenheit
Burnished nickel plating for high temperature endurance and superior corrosion resistance
Wide range of part numbers for thousands of applications, including classic and collector cars
Iridium Power

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$10.99

Autolite Iridium Ultra Laser Fine wire Spark Plugs are one of our brand’s most technologically advanced products. These spark plugs provide superior durability, more focused ignition with better overall ignitability for optimum performance. Autolite Spark Plugs are the best alternative to OE spark plugs, offering OE fit form and function supporting all foreign and domestic makes and models at a value price. Autolite provides the automotive aftermarket and original equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs in the world.

Product Features:

Autolite Iridium Ultra is an engineered OE replacement iridium spark plug.
A laser-welded 0.5mm pure iridium finewire center electrode provides optimal fuel efficiency, acceleration and focused ignitability.
Nickel-plated shell to resist corrosion.
High-alumina ceramic insulator for increased strength.
Laser welded 0.5mm Iridium finewire center electrode.
Proprietary platinum sidewire technology.
Superior Durability: Autolite Iridium Ultra Laser Fine wire Spark Plugs are designed to last longer, providing extended service life compared to standard spark plugs.
OE Fit and Function: Autolite Spark Plugs are the best alternative to original equipment (OE) spark plugs, offering perfect fit, form, and function for all foreign and domestic makes and models.
High-Quality Construction: As a leading supplier of spark plugs globally, Autolite ensures the highest quality ignition products for both the automotive aftermarket and original equipment manufacturers.
Value Pricing: Despite their advanced technology and superior performance, Autolite Iridium Ultra Laser Fine wire Spark Plugs are available at a value price, making them an economical choice for vehicle maintenance.

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$4.99

Champion Platinum Power spark plugs are engineered to deliver exceptional performance and durability, making them an ideal choice for maintaining peak engine efficiency. Featuring a platinum center electrode, these spark plugs ensure long-lasting reliability and consistent performance. The fine-wire center electrode enhances ignitability, while the V-trimmed ground electrode sharpens spark focus for optimal combustion. Constructed with the exclusive Heat-Active alloy, the electrodes quickly reach and maintain the ideal operating temperature, ensuring smooth engine operation under various conditions. The platinum-tipped center wire resists wear and helps preserve the proper gap specification throughout the plug’s lifespan, reducing the need for frequent replacements. Designed as a standard replacement with a tapered seat type, these spark plugs are built to meet or exceed OEM Standards. With a nickel ground electrode tip and integrated resistor, they provide dependable performance and value for a wide range of vehicles.

Product Features:

Platinum Power- Premium Spark Plug. Powerful Performance.
Platinum center electrode for long life
Fine-wire center electrode for greater ignitability
V-trimmed ground electrode promotes sharper spark focus
Heat-Active alloy allows electrodes to reach optimal temperature
Platinum tipped center wire resists wear and helps to maintain proper gap spec over life of the plug

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$8.99

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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$18.99

NGK Laser Platinum spark plugs provide high ignitability and longer service life compared to conventional nickel spark plugs. Laser Platinum plugs are tested to the highest standards to ensure quality and durability. Engineered specifically for OE applications. Laser platinum plugs provide stable idling, superior anti-fouling, improved fuel efficiency and lower emissions. High-grade pure alumina ceramic and 98% pure copper core prevents spark plug from overheating and provides reliable starts. Most Laser Platinum spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.

Product Features:

ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire platinum alloy center electrode provides consistent performance
PLATINUM ALLOY CENTER ELECTRODE: Longer wearing and higher temperature resistance compared to traditional nickel spark plugs
PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Best for vehicles with OE fine wire platinum alloy plugs

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$39.99

The only parts recommended by Ford Motor Company for Ford, Lincoln and Mercury vehicles.
Motorcraft ignition system components create and control the electrical functions of engine operation in Ford-built vehicles.
The ignition includes the Ignition Coil and modules that generate up to 46,000 volts for spark plug firing as well as the crankshaft position monitor and Power Train Control module or PCM.
Motorcraft Ignition components are manufactured to exacting Ford OE specifications and quality standards.
As with all Motorcraft aftermarket parts, any engineering innovations or product improvements developed since the vehicle’s manufacture are added to these Ignition components, ensuring the most current technology.

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$33.99

Backed by Motorcraft’s Service Parts Warranty
Designed for long life – key life durability testing (equivalent to 10 years/150,000 miles) is conducted in addition to on-vehicle durability testing.
Optimized wire lengths help minimize part numbers while still providing proper fit.
Wires are optimum lengths for easy installation.
EPDM/Silicone wire jacket, spark plug AND coil / distributor insulators help protect against oil and high temperatures.
Motorcraft ignition components help prevent false check engine lights.

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$13.99

ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire platinum alloy center electrode provides consistent performance
PLATINUM ALLOY CENTER ELECTRODE: Longer wearing and higher temperature resistance compared to traditional nickel spark plugs
PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
RECOMMENDED USAGE: Best for vehicles with OE fine wire platinum alloy plugs
Enhanced Fuel Efficiency and Lower Emissions: These spark plugs contribute to improved fuel efficiency and reduced emissions, making them an eco-friendly choice.
Superior Anti-Fouling and Stable Idling: The advanced design provides stable idling and superior resistance to fouling, ensuring consistent engine performance.

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$9.99

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: Motorcraft High-Durability Spark Plugs are original equipment on Ford, Lincoln, and Mercury vehicles, ensuring a perfect fit and optimal performance.

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$8.99

The Champion Iridium Spark Plug is engineered for maximum performance and longevity, making it a premium choice for your vehicle. Featuring a fine-wire iridium center electrode and a platinum-enhanced ground electrode, this spark plug ensures sharper spark focus and greater ignitability for optimal engine efficiency. The V-trimmed ground electrode design promotes precise spark delivery, while the Heat-Active alloy allows the electrodes to quickly reach and maintain stable operating temperatures under all engine loads. Built with a tapered seat type and a resistor for enhanced compatibility, this performance-grade spark plug is designed to deliver exceptional durability and consistent performance. Whether you’re looking to maximize engine life or improve ignition reliability, this spark plug is the ultimate solution for demanding driving conditions.

Product Features:

Champion Iridium – Maximum Performance. Premium Spark Plug
Iridium center electrode delivers maximum life
Fine-wire center electrode and V-trimmed for greater ignitability
V-trimmed ground electrode promotes sharper spark focus
Maintains stable operating temperature under all engine loads
Heat-Active alloy allows electrodes to reach optimal temperature quickly

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$8.99

This premium spark plug is engineered to deliver superior ignition performance, ensuring optimal combustion and enhancing fuel efficiency. Designed with advanced materials and precision manufacturing, it offers exceptional durability and reliability. Ideal for high-performance engines, the Motorcraft High-Performance Spark Plug provides consistent power output, reduces emissions, and extends engine life, making it a perfect choice for those seeking to maximize their vehicle’s performance and efficiency.

Product Features:

Superior Ignition Performance: Engineered to deliver optimal combustion, ensuring your engine runs smoothly and efficiently.
Enhanced Fuel Efficiency: Designed to maximize fuel economy, helping you save on fuel costs while reducing emissions.
Exceptional Durability and Reliability: Constructed with advanced materials and precision manufacturing for long-lasting performance.
Consistent Power Output: Ideal for high-performance engines, providing reliable and consistent power to enhance overall vehicle performance.
Extended Engine Life: Helps reduce wear and tear on your engine, contributing to a longer engine lifespan.
Superior Ignition Performance: Engineered to deliver optimal combustion, ensuring your engine runs smoothly and efficiently.
Enhanced Fuel Efficiency: Designed to maximize fuel economy, helping you save on fuel costs while reducing emissions.
Exceptional Durability and Reliability: Constructed with advanced materials and precision manufacturing for long-lasting performance.
Consistent Power Output: Ideal for high-performance engines, providing reliable and consistent power to enhance overall vehicle performance.
Extended Engine Life: Helps reduce wear and tear on your engine, contributing to a longer engine lifespan.

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$7.99

The Motorcraft High-Performance Spark Plug is expertly crafted to deliver superior ignition performance and optimize fuel efficiency, ensuring reliable starts and smoother engine operation. Featuring a standard center electrode design with an iridium tip and a nickel ground electrode tip, this spark plug is built for exceptional durability and long-lasting performance. Its tapered seat type ensures a secure fit, making it a dependable choice for maintaining your vehicle’s peak performance. Designed to enhance engine responsiveness and improve overall fuel economy, this spark plug is an excellent upgrade for drivers seeking consistent and efficient performance. With precision engineering and high-quality materials, the Motorcraft High-Performance Spark Plug offers unmatched value, helping you save on fuel costs while keeping your engine running at its best.

Product Features:

Enhances Fuel Efficiency: The Motorcraft High-Performance Spark Plug is specifically designed to optimize fuel efficiency, helping you save on fuel costs.
Superior Ignition Performance: Engineered for superior ignition performance, this spark plug ensures reliable starts every time.
Exceptional Durability: Crafted with precision, the Motorcraft High-Performance Spark Plug offers exceptional durability, providing long-lasting performance.
Consistent Performance: This spark plug delivers consistent performance, making it an ideal choice for maintaining your vehicle’s peak performance.
Improved Engine Responsiveness: Upgrade to Motorcraft and experience a noticeable difference in your engine’s responsiveness and overall fuel economy.
Enhances Fuel Efficiency: The Motorcraft High-Performance Spark Plug is specifically designed to optimize fuel efficiency, helping you save on fuel costs.
Superior Ignition Performance: Engineered for superior ignition performance, this spark plug ensures reliable starts every time.
Exceptional Durability: Crafted with precision, the Motorcraft High-Performance Spark Plug offers exceptional durability, providing long-lasting performance.
Consistent Performance: This spark plug delivers consistent performance, making it an ideal choice for maintaining your vehicle’s peak performance.
Improved Engine Responsiveness: Upgrade to Motorcraft and experience a noticeable difference in your engine’s responsiveness and overall fuel economy.

Top-Rated Ignition and Tune-Up Products Brands For Your 2021 Ford F-350 Super Duty

Shop for the best-rated brands offering Ignition and Tune-Up Products and other products for your 2021 Ford F-350 Super Duties. Below you’ll find some of our best rated Ignition and Tune-Up Products from NGK, Autolite, and E3, and more. Ignition and Tune-Up Products from these brands that fit a 2021 F-350 Super Duty start at just $6.99 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 NGK 2021 Ford F-350 Super Duty Ignition and Tune-Up Products

When it comes to maintaining or upgrading your 2021 Ford F-350 Super Duty, using quality Ignition and Tune-Up Products is essential to ensure durability and a perfect fit. NGK ticks all of those boxes. We offer a wide selection of NGK Ignition and Tune-Up Products, specifically designed for the 2021 Ford F-350 Super Duty. With over 1 NGK 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 $14.99. Plus, with over 1 customer reviews and an average rating of 4.8 stars, you can trust that our NGK 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 $14.99

(1)

Ruthenium HX Spark Plug (LTR7BHX): High Ignitability & Durability

“I got these for my 2019 Mustang Ecoboost and these were way better spark plugs then anything i have tried definitely a performance oriented, spark plu”

Popular Autolite 2021 Ford F-350 Super Duty Ignition and Tune-Up Products

Autolite auto parts is one of the highest quality Ignition and Tune-Up Product brands in the market. Any 2021 Ford F-350 Super Duty owner should feel confident when installing genuine Autolite parts in their vehicle. To ensure the best fit and performance for your 2021 F-350 Super Duty, Advance Auto Parts carries a full inventory of 2 Autolite Ignition and Tune-Up Products. Plus you will be keeping your Ford in peak condition while saving money because prices on these Autolite Ignition and Tune-Up Products range from $6.99 to $10.99, plus, with more than 43 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 $6.99

(2)

Double Platinum Spark Plug: Enhanced Durability & Performance

“Really tuned up the performance of the Ford 6.2 that we were working on.”

from $10.99

(41)

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

“Awesome quality plug and a decent price.”

FAQs for 2021 Ford F-350 Super Duty Ignition and Tune-Up Products

Which Ignition and Tune-Up Products are best-sellers for 2021 Ford F-350 Super Duties?

Out of 27 Ignition and Tune-Up Products that fit 2021 Ford F-350 Super Duties, the following parts are the top sellers:

Iridium IX Spark Plug (LTR6IX-11): Extreme Ignitability & Durability (20651120) – $17.99
Double Platinum Spark Plug (CYFS12FP): Enhanced Durability & Reliability (10569850) – $9.99
Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, ITV20TT (10713050) – $13.99

What’s the price range for 2021 Ford F-350 Super Duty Ignition and Tune-Up Products?

Ignition and Tune-Up Product prices for the 2021 Ford F-350 Super Duty start at $4.99 and go up to $128.99 for the most premium parts.

What’s the average price of a Ignition and Tune-Up Product for a 2021 Ford F-350 Super Duty?

The average price for Ignition and Tune-Up Products for the 2021 Ford F-350 Super Duty is $32.59. 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.

Does Advance Auto Parts sell Ignition and Tune-Up Products for other Ford F-350 Super Duty model years?

Yes, we currently carry Ignition and Tune-Up Products for 25 model years of Ford F-350 Super Duties between 1999 and 2025. Ignition and Tune-Up Products are bought most frequently for the following model years: 2023, 2022, 2020, 2019, 2018, 2017, 2016, 2015, and 2014.

What are the cheapest Ignition and Tune-Up Products for my 2021 Ford F-350 Super Duty?

The cheapest 2021 Ford F-350 Super Duty Ignition and Tune-Up Products we carry in stock are:

Platinum Power Spark Plug (RES8PYB5): Powerful Performance & Durability (11979456) – $4.99
Double Platinum Spark Plug: Enhanced Durability & Performance (11668265) – $6.99
High-Performance Spark Plug: Enhances Fuel Efficiency (50011448) – $7.99
DiamondFIRE Automotive Spark Plug: More Power, Saves Gas (11333297) – $8.49
G-Power Spark Plug (LTR6GP): Enhanced Durability & Fuel Efficiency (12102029) – $8.99

What are the top-rated Ignition and Tune-Up Products that fit the 2021 Ford F-350 Super Duty?

Out of 2,090 reviews by customers, our 2021 Ford F-350 Super Duty 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 2021 Ford F-350 Super Duty and their top-rated products:

Spark Plugs
- Double Platinum Spark Plug: Enhanced Durability & Performance (11668265) – $6.99
- Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (10500916) – $10.99
- Ruthenium HX Spark Plug (LTR7BHX): High Ignitability & Durability (12069657) – $14.99

What types of Ignition and Tune-Up Products do you sell for my 2021 Ford F-350 Super Duty?

As of 11/2/25, these are some of the most in-demand types of Ignition and Tune-Up Products for a 2021 Ford F-350 Super Duty:

Can I get help with 2021 Ford F-350 Super Duty 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 Ford Ignition and Tune-Up Products and more.

What is your return policy for Ford F-350 Super Duty Ignition and Tune-Up Products?

Advance Auto Parts keeps returns simple. For new Ford F-350 Super Duty 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.

2021 Ford F-350 Super Duty Ignition and Tune-Up Products

Carquest – Ignition Switch (Part No.CS942)

Carquest Premium – Ignition Switch (Part No.CSA1262)

Carquest Premium – Ignition Switch (Part No.CSA1045)

Carquest Premium – Ignition Switch (Part No.CSC2484)

NGK – G-Power Platinum Spark Plug (TR55GP): Enhanced Durability & Efficiency (Part No.3403)

Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP5363)

Accel – HP Copper Spark Plug (346): Superior Heat Dissipation & Performance (Part No.8160)

Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP103)

Dorman – Help – Coil Pack Mounting Bolt Kit (Part No.23751)

Carquest Premium – Ignition Knock (Detonation) Sensor (Part No.SBC3679)

Bosch – Knock Sensor (Part No.0261231183)

Carquest Premium – Ignition Knock (Detonation) Sensor (Part No.SBA3805)

Carquest Premium – Knock Sensor (Part No.SBC3874)

NTK – Ignition Knock (Detonation) Sensor (Part No.ID0141)

Carquest Premium – Ignition Knock (Detonation) Sensor (Part No.SBA3779)

Carquest Premium – Ignition Coil: Meets or Exceeds OE Specifications, 1 Count (Part No.EBC1045)

Carquest Premium – Ignition Coil: Meets or Exceeds OE Specifications, 1 Count (Part No.EBC1519)

Carquest Premium – Ignition Coil: Meets or Exceeds OE Specifications, 1 Count (Part No.EBC1044)

NGK – Premium COP Type Ignition Coil: Meets or Exceeds OE Specifications (Part No.48717)

Carquest – Ignition Coil: Meets OE Specifications, 1 Count (Part No.26C1045)

DENSO – Direct Ignition Coil – Original Equipment Quality (Part No.673-6003)

Motorcraft – Spark Plug Wire: 2 Year Warranty Unlimited Miles (Part No.WR-6146)

Motorcraft – Spark Plug Wire: 2 Year Warranty Unlimited Miles (Part No.WR-6159)

Motorcraft – Single Lead Spark Plug Wire (Part No.WR-6170)

Motorcraft – Spark Plug Wire: 2 Year Warranty Unlimited Miles (Part No.WR-6147)

Motorcraft – Spark Plug Wire: 2 Year Warranty Unlimited Miles, Qty of 1 (Part No.WR-6121)

Carquest Premium – Ignition Switch (Part No.CSC1044)

Motorcraft – Original Equipment (O.E.) Switch Assembly – Ignition (Part No.SW-6958)

Carquest Premium – Ignition Switch (Part No.CSC4177)

Carquest Premium – Ignition Knock (Detonation) Sensor (Part No.SBA3805)

Carquest Premium – Ignition Coil (Part No.EBE1962)

Carquest Premium – Ignition Coil (Part No.EBE1963)

Dorman – Help – Coil Pack Mounting Bolt Kit (Part No.23751)

Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP5363)

Autolite – Double Platinum Spark Plug: Enhanced Durability & Performance (Part No.APP5363)

NGK – Ruthenium HX Spark Plug (LTR7BHX): High Ignitability & Durability (Part No.95605)

E3 – DiamondFIRE Automotive Spark Plug: More Power, Saves Gas (Part No.E3.74)

Motorcraft – Double Platinum Spark Plug (CYFS12FP): Enhanced Durability & Reliability (Part No.SP-526)

DENSO – Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, ITV20TT (Part No.4719)

NGK – Iridium IX Spark Plug (LTR6IX-11): Extreme Ignitability & Durability (Part No.6509)

NGK – Ruthenium HX Spark Plug (LTR6BHX): High Ignitability & Durability (Part No.90495)

DENSO – Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, ITV20 (Part No.5339)

Autolite Iridium – Iridium Ultra Fine Wire Spark Plug: Laser Welded for Optimum Performance (Part No.AI5363)

Champion – Platinum Power Spark Plug (RES8PYB5): Powerful Performance & Durability (Part No.3017)

NGK – G-Power Spark Plug (LTR6GP): Enhanced Durability & Fuel Efficiency (Part No.90198)

NGK – Laser Platinum Spark Plug (LTR7CP13): Fine Wire Tip for High Ignitability (Part No.94862)

Motorcraft – Single Lead Spark Plug Wire (Part No.WR-6170)

Motorcraft – Spark Plug Wire: 2 Year Warranty Unlimited Miles (Part No.WR-6159)

NGK – Laser Platinum Spark Plug (PLTR6A-10G): Enhanced Ignitability & Longevity (Part No.3587)

Motorcraft – High-Durability Spark Plug: Reduces Misfires & Fuel Consumption (Part No.SP-526-X)

Champion – Iridium Spark Plug (RES9WYPB4): Maximum Performance & Longevity (Part No.9901)

Motorcraft – High-Performance Spark Plug: Enhances Fuel Efficiency & Durability (Part No.SP-586)

Motorcraft – High-Performance Spark Plug: Enhances Fuel Efficiency (Part No.SP-589)