Mercedes-Benz SLK32 AMG Spark Plugs

Your One-Stop Shop For Trusted Mercedes-Benz SLK32 AMG Spark Plugs

If you’re in search of Mercedes-Benz SLK32 AMG Spark Plugs aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 30 Spark Plugs from top brands with prices ranging from $2.99 to $24.98.

Beyond great prices, we stock trusted brands manufacturing all types of Spark Plugs for your Mercedes-Benz SLK32 AMG. Of the 7 OEM and aftermarket parts brands we carry, some of the most popular are Autolite, DENSO, and NGK.

And don’t forget to read customer reviews across all Spark Plugs categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Spark Plugs have to cost top dollar, and we prove it. Browse our top Mercedes-Benz SLK32 AMG Spark Plugs below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Mercedes-Benz SLK32 AMG Spark Plugs

ACDelco – Rapidfire Spark Plug (Part No.5)

Rapidfire Spark Plug

from

$6.79
ACDelco Gold (Professional) RAPIDFIRE Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These RAPIDFIRE Single Platinum Performance Spark Plugs are designed for everyday use and are a high quality replacement for many vehicles on the road today. These premium aftermarket spark plugs have high-quality suppressors that help prevent misfiring, an improved plug to boot seal, and a pure copper core for greater durability. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.

Product Features:
  • Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures
  • Pure copper core provides great heat transfer and helps maximize plug durability
  • Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system
  • Ribless insulator helps optimize plug to boot sea
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Premium aftermarket replacement part
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
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DENSO – U-Groove Spark Plug: OE Performance, lasts 30K+ Miles, K20PR-U11 (Part No.3121)

U-Groove Spark Plug:  OE Performance, lasts 30K+ Miles, K20PR-U11

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$4.29
U-Groove design provides better ignitability for increased engine efficiency.

Product Features:
  • Patented U-groove ground electrode design fires leaner mixtures than conventional plugs
  • 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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NGK – OE Series Standard Nickel Spark Plug: Conventional Tip Design, BKR6ES-11 (Part No.5553)

OE Series Standard Nickel Spark Plug: Conventional Tip Design, BKR6ES-11

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$4.99
NGK Standard spark plugs (in the iconic NGK ‘yellow box’ packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas leakage. Solid 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.

Product Features:
  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode provides consistent performance
  • RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
  • NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • Triple Gasket Sealing: Prevents combustion gas leakage, ensuring efficient engine performance.
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Champion – Iridium Spark Plug: Maximum Performance, OE Replacement, KC8WYPB4 (Part No.9805)

Iridium Spark Plug: Maximum Performance, OE Replacement, KC8WYPB4

from

$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:
  • V-trimmed ground electrode promotes sharper spark focus
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ACDelco – Copper Core Spark Plug: Original Equipment Replacement (Part No.41-602)

Copper Core Spark Plug: Original Equipment Replacement

from

$4.99
ACDelco GM Original Equipment Conventional Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • High-Quality Copper Core: Designed with high-quality copper cores for reliable performance and efficient operation.
  • Nickel Center Electrode Tip: Features a nickel center electrode tip for enhanced durability and consistent performance.
  • OE Replacement: These spark plugs are true OE parts, originally installed or validated by General Motors for GM vehicles.
  • Outstanding Suppression Characteristics: Engineered to deliver outstanding suppression characteristics, ensuring smooth and efficient engine performance.
  • Versatile Applications: Providing a high-quality replacement for a wide range of vehicles.
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Champion – Copper Plus Spark Plug: Dependable Performance, OE Replacement, RC9YC4 (Part No.430)

Copper Plus Spark Plug: Dependable Performance, OE Replacement, RC9YC4

from

$2.99
Dependable performance. This Champion® spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.

Product Features:
  • Copper Plus – Dependable Performance and Durability
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
  • Built to ISO and SAE standards for proven performance
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NGK – Iridium IX Spark Plug: Single Iridium Fine Wire, BKR6EIX (Part No.6418)

Iridium IX Spark Plug: Single Iridium Fine Wire, BKR6EIX

from

$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
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Autolite – Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration (Part No.3923)

Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration

from

$3.49
Autolite Copper spark plugs deliver quick starts, good fuel economy and smooth acceleration.

Product Features:
  • Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)
  • Multi-rib insulator reduces danger of “flash-over”
  • One-piece terminal post adds strength
  • Resistor reduces radio frequency interference (RFI) and electrode erosion
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Autolite Iridium – Iridium XP Finewire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP3923)

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
  • Double Iridium-Enhanced Alloy Technology Center Electrode: Offers improved durability and wear resistance for a longer-lasting spark plug.
  • Designed and Engineered in the USA: Reflects over 100 years of Autolite’s engineering experience and expertise.
  • Gasket Seat Type: Ensures a secure and proper fit for optimal performance.
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Autolite Iridium – Iridium Ultra Finewire Spark Plug: Optimal Performance, Durability, Ignitability (Part No.AI3923)

Iridium Ultra Finewire Spark Plug: Optimal Performance, Durability, Ignitability

from

$10.99
Optimal Performance, Durability, Ignitability. The Autolite Iridium Ultra is an engineered OE replacement iridium spark plug featuring a laser-welded 0.5mm proprietary iridium alloy finewire center electrode that ensures optimal fuel efficiency, acceleration, and focused ignitability. Its nickel-plated shell resists corrosion, while the high-alumina ceramic insulator provides increased strength. Additionally, the proprietary platinum sidewire technology enhances durability and performance, making it a top choice for reliable ignition. It also features a resistor type and a flat seat type for added compatibility and performance.

Product Features:
  • Autolite Iridium Ultra is an engineered OE replacement iridium spark plug.
  • A laser-welded 0.5mm proprietary iridium alloy 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.
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NGK – Iridium IX Spark Plug: Single Iridium Fine Wire, BKR6EIX-11 (Part No.3764)

Iridium IX Spark Plug: Single Iridium Fine Wire, BKR6EIX-11

from

$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 c

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
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DENSO – Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, last 100K+ Miles, IK20TT (Part No.4702)

Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, last 100K+ Miles, IK20TT

from

$10.99
Durability of an OE style plug combined with Power & Torque of high 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 & Torque of high performance.
  • Withstands temperatures greater than 4000┬░ Fahrenheit
  • Iridium TT
  • Ultimate Endurance and Power: The DENSO Iridium TT Spark Plug features a 0.7mm Iridium Tip, ensuring over 100,000 miles of uncompromised performance.
  • Advanced Twin-Tip Technology: Developed from Original Equipment Specification Super Ignition Plug (SIP) design, combining a Fine Wire Iridium Center Electrode with a Needle Tip Platinum Ground Electrode.
  • Enhanced Fuel Economy and Lower Emissions: Drive around the Earth over 4 times with improved fuel efficiency and reduced emissions.
  • Premium Materials: Features an Iridium Center Electrode Tip and a Flat Seat Type for optimal performance and durability.
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Bosch – Opti-Layer Mag Core Ignition Wire (Part No.F1030283541BOS)

Opti-Layer Mag Core Ignition Wire

from

$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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Spark Plugs Brands You Can Trust For Your Mercedes-Benz SLK32 AMG

7 trusted brands of Spark Plugs line our shelves, ready to help keep your Mercedes-Benz SLK32 AMG running smooth. Below are some of the most popular brands and their top Spark Plugs offerings:

Top Mercedes-Benz SLK32 AMG Spark Plugs from DENSO

Your Mercedes-Benz SLK32 AMG will be purring again thanks to DENSO brand Spark Plugs available for online order or in-store pick up. Popular DENSO parts include:

Most Purchased Mercedes-Benz SLK32 AMG Spark Plugs from DENSO

When you buy the most frequently purchased DENSO brand Spark Plugs, you can be confident it will be the right part for your Mercedes-Benz SLK32 AMG. Here are the DENSO Spark Plugs Advanced Auto customers buy the most:

FAQs for Mercedes-Benz SLK32 AMG Spark Plugs

What are the most purchased Spark Plugs for the Mercedes-Benz SLK32 AMG?

Out of 30 Spark Plugs for the Mercedes-Benz SLK32 AMG, the most popular in our inventory are:

What are the top-rated Mercedes-Benz SLK32 AMG Spark Plugs?

Top-rated Spark Plugs for your Mercedes-Benz SLK32 AMG based on customer reviews/ratings are:
DiamondFIRE Automotive Spark Plug: More Power, Saves Gas
from $6.99
(184)
DiamondFIRE Automotive Spark Plug: More Power, Saves Gas
“Great product”
Iridium IX Spark Plug: Single Iridium Fine Wire, BKR6EIX-11
from $11.99
(113)
Iridium IX Spark Plug: Single Iridium Fine Wire, BKR6EIX-11
“Great plugs, great price!”
Iridium IX Spark Plug: Single Iridium Fine Wire, BKR6EIX
from $11.99
(94)
Iridium IX Spark Plug: Single Iridium Fine Wire, BKR6EIX
“gas milage whet up”