2003 Mercedes-Benz CL55 AMG Spark Plugs

Essential 2003 Mercedes-Benz CL55 AMG Spark Plugs

Autolite Iridium – Iridium XP Finewire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP5702)

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

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$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
  • 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 engineering experience for superior quality and performance.
  • Proven Track Record: Part of a legacy with over 11 billion spark plugs sold, showcasing trusted performance and reliability.
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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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Motorcraft – Platinum Spark Plug: Enhances Durability & Reduces Fuel Consumption (Part No.SP-497)

Platinum Spark Plug: Enhances Durability & Reduces Fuel Consumption

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$6.99
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. With a platinum center and ground electrode tip, they are resistant to oxidation and arc erosion, ensuring long-lasting performance. The multi-rib insulator protects against misfires, and they are backed by Motorcraft’s Service Parts Warranty. Designed for exact fit in Ford, Lincoln, and Mercury vehicles, these spark plugs also help prevent false check engine lights and offer service intervals of up to 100,000 miles. Crafted with high-quality materials, Motorcraft Spark Plugs deliver reliable performance for a broad range of applications, including domestic and import cars and trucks of all makes and sizes.

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.
  • Enhanced Durability: Engineered to meet strict Ford engineering standards, these spark plugs are designed to provide long-lasting performance with a platinum center and ground electrode tip that resist oxidation and arc erosion.
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Bosch – OE Finewire Double Platinum Spark Plug (Part No.F1000316951BOS)

OE Finewire Double Platinum Spark Plug

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$17.71
3X longer service life compared to standard copper plugs Bosch Double Platinum spark plugs are engineered to extend performance life and durability. The fine wire design of the center electrode improves ignitability and performance in your engine while the platinum tip on both the center and ground electrodes ensure longer life. All backed by a 6-year performance satisfaction guarantee. Center Electrode Core Material: Nickel-Yttrium and Copper and Platinum – Center Electrode Tip Material: Platinum – Ground Electrode Tip Material: Nickel-Yttrium and Platinum

Product Features:
  • OE design for optimum fit and function
  • Fine wire design delivers improved ignitability and performance life
  • Center electrode is an ultra fine wire design.
  • Copper core provides broader heat range to resist pre-ignition
  • Tapered shape ground electrode reduces flame shrouding for improved combustion
  • Yttrium enhanced to resist wear
  • Nickel-plated shell with rolled threads
  • Ribbed insulator design
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Champion – Iridium Spark Plug: Maximum Performance, OE Replacement, RC12WYPB4 (Part No.9201)

Iridium Spark Plug: Maximum Performance, OE Replacement, RC12WYPB4

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$8.49
Champion® Iridium – the ultimate element. This spark plug’s fine-wire iridium center and platinum ground electrodes provide the sharpest spark focus for maximum performance.

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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NGK – Iridium IX Spark Plug: Single Iridium Fine Wire, LFR6AIX (Part No.93893)

Iridium IX Spark Plug: Single Iridium Fine Wire, LFR6AIX

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$11.99
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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NGK – SPK PLUG-LASER IRDM (Part No.4696)

SPK PLUG-LASER IRDM

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$14.29
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
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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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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

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$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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DENSO – U-Groove Spark Plug: OE Performance, lasts 30K+ Miles, K16PR-L11 (Part No.3143)

U-Groove Spark Plug:  OE Performance, lasts 30K+ Miles, K16PR-L11

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$4.29
Manufactured to OEM quality standards.

Product Features:
  • OEM specified special ground electrode configuration
  • Precision machine-rolled threads reduce seizing and cross-threading in delicate aluminum heads
  • Wide range of part numbers for thousands of applications, including classic and collector cars
  • Lasts twice as long as most conventional plugs
  • 100% pre-fired to assure reliable operation
  • U-Groove Conventional
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DENSO – Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IK16 (Part No.5303)

Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IK16

from

$11.79
Increased performance with World’s smallest Iridium Center Eletrode (0.4mm).

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░ 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
  • Superior Performance: Engineered for maximum performance under extreme conditions, this spark plug delivers more horsepower, faster and easier starts, and fewer misfires under heavy loads.
  • Enhanced Fuel Efficiency: Thanks to its advanced design and patented technology, the Iridium Power plug improves fuel efficiency, making it an economical choice for your vehicle.
  • Low Voltage Requirement: The DENSO Iridium Power spark plug requires 5,000 volts less to fire compared to conventional spark plugs, ensuring reliable ignition with lower energy consumption.
  • Durable Iridium Material: Constructed with a durable iridium center electrode tip and a flat seat type, this spark plug offers long-lasting performance and reliability.
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DENSO – Platinum TT Spark Plug with Twin-Tip Design for Enhanced Ignition (Part No.4504)

Platinum TT Spark Plug with Twin-Tip Design for Enhanced Ignition

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$3.99
This spark plug features a platinum twin-tip design and a titanium-enhanced ground strap, ensuring superior performance and longevity. The center electrode tip is made from high-quality platinum, providing excellent conductivity and durability. Additionally, the flat seat type ensures a secure and precise fit, making it an ideal choice for enhancing your vehicle’s ignition system.

Product Features:
  • Platinum Twin-Tip Design: Features a platinum twin-tip design for enhanced ignition performance and efficiency.
  • Titanium-Enhanced Ground Strap: Equipped with a titanium-enhanced ground strap, ensuring superior performance and longevity.
  • High-Quality Platinum Center Electrode: The center electrode tip is made from high-quality platinum, providing excellent conductivity and durability.
  • Superior Performance and Longevity: Designed to deliver superior performance and extended lifespan, making it a reliable choice for your vehicle’s ignition needs.
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ACDelco – Double Platinum Spark Plug (Part No.41-800)

Double Platinum Spark Plug

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$9.79
ACDelco Professional Double Platinum Spark Plugs are premium aftermarket plugs, and are a high quality replacement for many vehicles on the road today. 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.

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 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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DENSO – Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PK20R11 (Part No.3128)

Double Platinum Spark Plug:  OE Performance, lasts 60K+ Miles, PK20R11

from

$9.79
Manufactured to the strictest OE performance, durability and emissions standards.

Product Features:
  • OE grade platinum on both center and ground electrodes
  • 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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Bosch – Opti-Layer Mag Core Ignition Wire (Part No.F1030328040BOS)

Opti-Layer Mag Core Ignition Wire

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$41.52
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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Autopart International Inc – Ignition Wire Set (Part No.F10201930758API)

Ignition Wire Set

from

$185.58
Ignition Wire Set

Bosch – Opti-Layer Mag Core Ignition Wire (Part No.F1030328038BOS)

Opti-Layer Mag Core Ignition Wire

from

$27.46
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.F1030328041BOS)

Opti-Layer Mag Core Ignition Wire

from

$65.65
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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Bremi – Ignition Wire (Part No.F10301094538BRM)

Ignition Wire

from

$30.36
The Bremi ignition wire utilizes OE connectors and a copper core silicone wire that is waterproof, resistant to corrosion, high temperatures and vibration.

Product Features:
  • OE-Equivalent.
  • OEM style connectors for easy Installation.
  • Resistant to high temperatures, corrosion and vibration.
  • Ignition noise suppressed.
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Bremi – Ignition Wire (Part No.F10302401806BRM)

Ignition Wire

from

$26.30
The Bremi ignition wire utilizes OE connectors and a copper core silicone wire that is waterproof, resistant to corrosion, high temperatures and vibration.

Product Features:
  • OE-Equivalent.
  • OEM style connectors for easy Installation.
  • Resistant to high temperatures, corrosion and vibration.
  • Ignition noise suppressed.
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Bosch – Opti-Layer Mag Core Ignition Wire (Part No.F1030283541BOS)

Opti-Layer Mag Core Ignition Wire

from

$23.35
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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2003 Mercedes-Benz CL55 AMG Spark Plugs

Maybe you’re in the middle of a full rebuild of that 2003 Mercedes-Benz CL55 AMG. Maybe you just need a couple of Spark Plugs. Either way, Advance Auto Parts has 25 different Spark Plugs in our inventory ranging from $2.29 to $185.58. That means you can find the exact parts or products you need to keep that 2003 Mercedes-Benz CL55 AMG 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 2003 Mercedes-Benz CL55 AMG. Autolite, E3, and DENSO 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 2003 Mercedes-Benz CL55 AMG, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 436 reviews in this category, some of the top rated parts include Opti-Layer Mag Core Ignition Wire with 4.7 stars and OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, ILFR6A with 4.0 stars.

So if you’re in the market for aftermarket Spark Plugs to keep your 2003 Mercedes-Benz CL55 AMG 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 2003 Mercedes-Benz CL55 AMG Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Mercedes-Benz CL55 AMG 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 CL55 AMG the best it can be. Be sure to browse some of our top Spark Plugs brands and parts.

FAQs for 2003 Mercedes-Benz CL55 AMG Spark Plugs

What are the most purchased Spark Plugs for the 2003 Mercedes-Benz CL55 AMG?

Out of 25 Spark Plugs for the 2003 Mercedes-Benz CL55 AMG, the most popular in our inventory are:

What are the top-rated 2003 Mercedes-Benz CL55 AMG Spark Plugs?

Top-rated Spark Plugs for your 2003 Mercedes-Benz CL55 AMG based on customer reviews/ratings are:
Opti-Layer Mag Core Ignition Wire
from $27.46
(6)
Opti-Layer Mag Core Ignition Wire
“Prefect replacement. Great product”
OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, ILFR6A
from $18.99
(2)
OE Series Laser Iridium Spark Plug: Fine Wire Tip Design, ILFR6A
“Advanced had the plugs for $7.00 less than dealer and 2.00 less than everyone else.. Still spending [$] on a single plugs is outrageous let alone need”
Ruthenium HX High Ignitability Spark Plug: PSPE Tip Design, LFR6BHX
from $14.79
(1)
Ruthenium HX High Ignitability Spark Plug: PSPE Tip Design, LFR6BHX
“I took the risk on this new Ruthenium spark plug technology, and so far it seems to be paying off. I’m replacing the stock NGK Laser Iridiums that cam”