1998 Mercedes-Benz CLK320 Spark Plugs

Essential 1998 Mercedes-Benz CLK320 Spark Plugs

Autolite – Double Platinum Spark Plug: Platinum Firing, Superior Durability, Longer Life (Part No.APP3924)

Double Platinum Spark Plug: Platinum Firing, Superior Durability, Longer Life

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$6.79
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, Autolite Double Platinum spark plugs feature platinum-to-platinum firing which virtually eliminates gap erosion, reduces misfires and increases durability of the plug. Consider upgrading to Autolite Iridium XP spark plugs for increased performance.

Product Features:
  • Works to optimize engine performance for a longer life and improved fuel economy
  • OE design
  • Full-platinum tips; platinum on both the center and side electrodes to promote reduced gap wear
  • Platinum ball welding process provides a consistent point of contact for enhanced adhesion
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Autolite Iridium – Iridium XP Finewire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP3924)

Iridium XP Finewire Spark Plug: Improved Durability, More Focused Ignition

from

$9.99
Our best spark plug! 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
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Champion – Platinum Power Spark Plug: Powerful Perfromance, OE Replacement, RC12PYC (Part No.3071)

Platinum Power Spark Plug: Powerful Perfromance, OE Replacement, RC12PYC

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$4.79
Champion® Platinum Power spark plugs deliver powerful performance with their premium design. Featuring a platinum center electrode for long life and a fine-wire center electrode for greater ignitability, these spark plugs ensure optimal engine performance. The V-trimmed ground electrode promotes sharper spark focus, while the exclusive Heat-Active alloy allows the electrodes to reach optimal temperature. Additionally, the platinum-tipped center wire resists wear and helps maintain the proper gap specification throughout the life of the plug, making it a reliable choice for your vehicle.

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
  • Platinum Center Electrode: The Champion Platinum Power Spark Plug features a platinum center electrode for extended durability and long-lasting performance.
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NGK – OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, IFR5E11 (Part No.7994)

OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, IFR5E11

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$18.99
NGK Laser Iridium spark plugs offer the best combination of performance and longevity. Engineered specifically for OE applications, Laser Iridium spark plugs are tested to the highest standards to ensure quality and durability. Iridium tipped center electrode provides durability six times harder than platinum. NGKs high grade pure alumina ceramic and 98 percent pure copper core prevents the spark plug from overheating while providing reliable starts. Most Laser Iridium 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 iridium alloy center electrode provides consistent performance
  • IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
  • 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 iridium alloy plugs
  • Superior Durability: The iridium-tipped center electrode is six times harder than platinum, ensuring long-lasting performance and reliability.
  • Optimized for OE Applications: Engineered specifically for Original Equipment (OE) applications, ensuring a perfect fit and optimal performance.
  • Even Wear: Features a platinum pad on the ground electrode, designed for even wear in distributorless ignition systems.
  • Fine Wire Tip Design: The fine wire tip design of the IFR5E11 model enhances ignition efficiency and performance.
  • Fine Wire Tip Design: The fine wire tip design of the IFR7X7G model ensures efficient and consistent spark delivery for optimal engine performance.
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NGK – Iridium IX Spark Plug: Single Iridium Fine Wire, BKR5EIX-11 (Part No.5464)

Iridium IX Spark Plug: Single Iridium Fine Wire, BKR5EIX-11

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$10.99
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 enhanced 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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DENSO – Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PK16PR11 (Part No.3264)

Double Platinum Spark Plug:  OE Performance, lasts 60K+ Miles, PK16PR11

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$9.49
Manufactured to the strictest OE performance, durability and emissions standards.

Product Features:
  • OE grade platinum on both center and ground electrods
  • Premium shell construction with machine-rolled threads
  • Superior thermal conductivity
  • Sustained spark performance over 60,000 miles
  • Reduced secondary required voltage, increased ignition efficiency
  • Satisfied customers, reduced shop comebacks
  • Double Platinum
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NGK – G-Power Spark Plug: Single Platinum Tip Design, BKR5EGP (Part No.7090)

G-Power Spark Plug: Single Platinum Tip Design, BKR5EGP

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$6.29
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
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NGK – OE Series Laser Platinum Spark Plug: Fine Wire Tip Design, PFR5R-11 (Part No.4292)

OE Series Laser Platinum Spark Plug: Fine Wire Tip Design, PFR5R-11

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$12.99
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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DENSO – Iridium Long-Life Spark Plug: OE Performance, last 100K+ Miles, SK16PR-L11 (Part No.3395)

Iridium Long-Life Spark Plug:  OE Performance, last 100K+ Miles, SK16PR-L11

from

$15.49
Manufactured to the strictest OE performance, durability and emissions standards.

Product Features:
  • Latest OE technology with DENSO’s patented Iridium Alloy (90% Ir) and fine wire center electrode
  • Platinum ground electrode for extended life
  • DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
  • Sustained spark performance over 100,000 miles
  • Lasts up to three times as long as conventional plugs
  • Endures extreme temperatures greater than 4,000 degrees F associated with high-performance ignition and special fuel systems
  • Iridium Long Life
  • Enhanced Engine Performance: Enjoy more horsepower, faster and easier starts, and fewer misfires under heavy loads, thanks to the advanced design and materials used in the DENSO Iridium Long Life plug.
  • Fuel Efficiency: This spark plug not only boosts engine performance but also helps in better conservation of fuel, making it an economical choice for long-term use.
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Bosch – Opti-Layer Mag Core Ignition Wire (Part No.F1030283541BOS)

Opti-Layer Mag Core Ignition Wire

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$21.54
Opti-Layer Mag wire delivers maximum firing energy for a longer more powerful spark and optimum ignition performance. MAG core wire employ a spiral wound, magnetic firing core design. The Bosch MAG core is upgraded to premium by replacing standard metallic wire with a tightly wound low resistance stainless steel wire. Bosch MAG core provides a hotter, more powerful and longer spark resulting in optimum engine performance while reducing the chance for misfire and eliminating radio frequency static. Many Original Equipment Manufacturers continue to switch from conventional core construction to MAG core Bosch wire sets for all domestic and Asian cars, trucks, and SUVs are constructed using our premium MAG core technology. Bosch Premium Wire meet, and often exceed, the performance of the original equipment wires that they replace. The overall construction of the cable core, spark plug boots and outer jacket make Bosch ignition leads suitable for use with gasoline, LPG or alternative fuel engines.

Product Features:
  • Precision engineered Opti-Layer Mag wire
  • Mag delivers maximum firing energy for a longer more powerful spark and optimum ignition performance.
  • 100% pure silicone jacket for ultimate lifetime performance.
  • OE fit for easy installation
  • Latest cable Opti-layer Mag technology using inductive core for better performance
  • 100% silicone construction inner and outer insulating sheathing
  • Class F cables with superior heat resistance up to 250C
  • Ensures high performance whilst maintaining peak voltage to the spark plugs
  • Exceeds International Standard ISO3808:2002(E) for High Voltage Ignition Cables
  • Excellent RFI suppression and electrical conductivity properties
  • High liner and tensile strength fiber glass reinforcing braid for longer life
  • Resistance to aggressive under bonnet conditions of fuels and oils Installation Instructions: ( )
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Bosch – Opti-Layer Mag Core Ignition Wire (Part No.F1030328038BOS)

Opti-Layer Mag Core Ignition Wire

from

$24.98
Opti-Layer Mag wire delivers maximum firing energy for a longer more powerful spark and optimum ignition performance. MAG core wire employ a spiral wound, magnetic firing core design. The Bosch MAG core is upgraded to premium by replacing standard metallic wire with a tightly wound low resistance stainless steel wire. Bosch MAG core provides a hotter, more powerful and longer spark resulting in optimum engine performance while reducing the chance for misfire and eliminating radio frequency static. Many Original Equipment Manufacturers continue to switch from conventional core construction to MAG core Bosch wire sets for all domestic and Asian cars, trucks, and SUVs are constructed using our premium MAG core technology. Bosch Premium Wire meet, and often exceed, the performance of the original equipment wires that they replace. The overall construction of the cable core, spark plug boots and outer jacket make Bosch ignition leads suitable for use with gasoline, LPG or alternative fuel engines.

Product Features:
  • Precision engineered Opti-Layer Mag wire
  • Mag delivers maximum firing energy for a longer more powerful spark and optimum ignition performance.
  • 100% pure silicone jacket for ultimate lifetime performance.
  • OE fit for easy installation
  • Latest cable Opti-layer Mag technology using inductive core for better performance
  • 100% silicone construction inner and outer insulating sheathing
  • Class F cables with superior heat resistance up to 250C
  • Ensures high performance whilst maintaining peak voltage to the spark plugs
  • Exceeds International Standard ISO3808:2002(E) for High Voltage Ignition Cables
  • Excellent RFI suppression and electrical conductivity properties
  • High liner and tensile strength fiber glass reinforcing braid for longer life
  • Resistance to aggressive under bonnet conditions of fuels and oils Installation Instructions: ( )
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Dorman – Help – Spark Plug Non-Foulers – 14mm Gasket Seat Long Reach (Part No.42004)

Spark Plug Non-Foulers - 14mm Gasket Seat Long Reach

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$9.99
This spark plug non fouler is designed for easy installation on specified vehicles to protect spark plugs from fouling and damage. It is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this spark plug non fouler is designed for easy installation to protect spark plugs from fouling and damage on specified vehicles
  • Ideal solution – this non-fouler preserves spark plug life and is a reliable replacement for an original non-fouler that has failed due to corrosion
  • Durable construction – made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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1998 Mercedes-Benz CLK320 Spark Plugs

Maybe you’re in the middle of a full rebuild of that 1998 Mercedes-Benz CLK320. Maybe you just need a couple of Spark Plugs. Either way, Advance Auto Parts has 33 different Spark Plugs in our inventory ranging from $3.79 to $24.98. That means you can find the exact parts or products you need to keep that 1998 Mercedes-Benz CLK320 running smoothly.

Spark Plugs are only as good as their brand. We stock 9 different brands to make sure you have plenty of trusted parts to choose from for your 1998 Mercedes-Benz CLK320. Autolite, NGK, and Champion are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Spark Plugs for your 1998 Mercedes-Benz CLK320, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,323 reviews in this category, some of the top rated parts include Champion Copper Plus- Single Card – RC12YC with 4.7 stars and Platinum TT Spark Plug with Twin-Tip Design for Enhanced Ignition with 4.6 stars.

So if you’re in the market for aftermarket Spark Plugs to keep your 1998 Mercedes-Benz CLK320 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Spark Plugs Brands To Make Your 1998 Mercedes-Benz CLK320 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1998 Mercedes-Benz CLK320 demands trusted brand parts and products to keep it running. Many trusted brands of Spark Plugs make up Advance Auto Parts’ inventory, and all are ready to help make your CLK320 the best it can be. Be sure to browse some of our top Spark Plugs brands and parts.

Popular DENSO Spark Plugs

We carry DENSO parts in our stock across Spark Plugs categories, plus more. For a 1998 Mercedes-Benz CLK320, our most popular DENSO Spark Plugs include:

FAQs for 1998 Mercedes-Benz CLK320 Spark Plugs

What are the most purchased Spark Plugs for the 1998 Mercedes-Benz CLK320?

Out of 33 Spark Plugs for the 1998 Mercedes-Benz CLK320, the most popular in our inventory are:
Iridium XP Finewire Spark Plug: Improved Durability, More Focused Ignition
from $9.99
This product is not rated
Iridium XP Finewire Spark Plug: Improved Durability, More Focused Ignition
Spark Plugs

What are the top-rated 1998 Mercedes-Benz CLK320 Spark Plugs?

Top-rated Spark Plugs for your 1998 Mercedes-Benz CLK320 based on customer reviews/ratings are:
Champion Copper Plus- Single Card - RC12YC
from $4.99
(140)
Champion Copper Plus- Single Card – RC12YC
“they work just fine”
Platinum TT Spark Plug with Twin-Tip Design for Enhanced Ignition
from $3.99
(105)
Platinum TT Spark Plug with Twin-Tip Design for Enhanced Ignition
“Perfect fit! Excellent product.”