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Get the Best Priced Mercedes S420 Spark Plugs

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Mercedes S420 Replacement Spark Plugs Information


The spark plug is a device that ignites your Mercedes S420 internal combustion chamber. It provides the spark required for the Mercedes S420 fuel. An insulated wire connects the spark plug's central electrode with the output terminal. The spark plugs includes various parts such as the insulator tip, terminal, central electrode and spark gaps. Spark plug variations can include two, three or four ground electrodes, and there are also hot and cold alternatives that have variable heat ranges. An effective spark plug will enhance your Mercedes S420 mileage and reduce carbon emissions.

The S420 spark plugs by Mercedes are OE replacement ones manufactured to OE specifications. The spark plugs are manufactured with metals such as platinum and copper materials. These parts can be added to Mercedes S420 sub model years from 1996 up to 1999.


They are available for the following Mercedes S420 years: 1999, 1998, 1997, 1996, 1995, 1994, 99, 98, 97, 96, 95, 94. This part is also sometimes called Mercedes S420 Spark Plug. We stock spark plugs parts for most Mercedes models including C230, E320, ML320, S500, ML350, C240, C280, 300E, E350, S430, SLK230, CLK320, SL500, ML430, C300, 190E, C320, CLK430, 560SL, E55 AMG, 450SL, S550, GL450, E500, S600, E430, S320, ML500, 500SL, R350, 300SE, E420, 380SL, C220, 420SEL, GLK350, 560SEL, CLK55 AMG, CLK350 and 500SEL.

We stock these Spark Plugs brands for the Mercedes S420: Bosch, Denso, Champion and Motorcraft.


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Review Fitment Notes to Ensure Proper Fit

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(Read reviews)
Product List Price:
$4.95
Our List Price: $3.48
(24) In Stock
Product SKU: W0133-1808179
Product Note: Super Plus - F 8 DC4
Important Product Info: FR8DC+
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
Fitment Information: Catalog: A
Vehicle
1995 (95) Mercedes S420


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(4 Reviews)
5 Stars
Bosch 9652
Spark Plug
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Our List Price: $8.08
(99) In Stock
Product SKU: 9652
Product Note: OE Fine Wire Double Iridium -- Do Not Gap, Gap is Preset
Features:
  • Double Iridium electrodes - iridium firing pin and iridium ground electrode inlay offer higher performance and 4 times longer life compared to standard copper spark plugs
  • OE Fine Wire design requires up to 24% less voltage to ignite
  • 360 degree continuous laser welding increases durability for increased life
  • Copper core provides broader heat range to resist pre-ignition and fouling
  • Pre-gapped and nickel plated threads allow for quick installation without adjusting the gap or applying anti-seize
  • Tapered ground electrode allows for better ignition throughout the life of the spark plug
  • Bosch OE Fine Wire Iridium. The only iridium spark plug line engineered for both High Performance and Long Life.
Condition: New

Shipping Options:
Ground
Fitment Information: Catalog: B
Vehicle Engine
1998 (98) Mercedes S420 4.2L V8 


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(Read reviews)
Product List Price:
$6.08
Our List Price: $5.48
(99) In Stock
Product SKU: W0133-1936715
Product Note: OE Finewire Platinum - Platinum Performance Life Upgrade - Do Not Gap.
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
Fitment Information: Catalog: A
Vehicle
1995 (95) Mercedes S420


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(5 Reviews)
5 Stars
Bosch 6726
Spark Plug
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Our List Price: $5.08
(99) In Stock
Product SKU: 6726
Product Note: OE Fine Wire Platinum -- Do Not Gap, Gap is Preset
Features:
  • OE Fine Wire design requires up to 24% less voltage to ignite
  • Pre-gapped and nickel plated threads allow for quick installation without adjusting the gap or applying anti-seize
  • Tapered ground electrode allows for better ignition throughout the life of the spark plug
  • BOSCH OE Fine Wire Platinum deliver improved ignitability and fuel efficiency, and are an economical upgrade from conventional copper core spark plugs
Condition: New

Shipping Options:
Ground
Fitment Information: Catalog: B
Vehicle Engine
1995 (95) Mercedes S420 4.2L V8 


Click to Enlarge
(4 Reviews)
5 Stars
Bosch 9652
Spark Plug
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Loading Reviews...
Our List Price: $8.08
(99) In Stock
Product SKU: 9652
Product Note: OE Fine Wire Double Iridium -- Do Not Gap, Gap is Preset
Features:
  • Double Iridium electrodes - iridium firing pin and iridium ground electrode inlay offer higher performance and 4 times longer life compared to standard copper spark plugs
  • OE Fine Wire design requires up to 24% less voltage to ignite
  • 360 degree continuous laser welding increases durability for increased life
  • Copper core provides broader heat range to resist pre-ignition and fouling
  • Pre-gapped and nickel plated threads allow for quick installation without adjusting the gap or applying anti-seize
  • Tapered ground electrode allows for better ignition throughout the life of the spark plug
  • Bosch OE Fine Wire Iridium. The only iridium spark plug line engineered for both High Performance and Long Life.
Condition: New

Shipping Options:
Ground
Fitment Information: Catalog: B
Vehicle Engine
1999 (99) Mercedes S420 4.2L V8 


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(Read reviews)
Product List Price:
$4.95
Our List Price: $3.48
(24) In Stock
Product SKU: W0133-1808179
Product Note: Super Plus - F 8 DC4
Important Product Info: FR8DC+
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
Fitment Information: Catalog: A
Vehicle
1997 (97) Mercedes S420


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(Read reviews)
Product List Price:
$6.08
Our List Price: $5.48
(99) In Stock
Product SKU: W0133-1936715
Product Note: OE Finewire Platinum - Platinum Performance Life Upgrade - Do Not Gap.
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
Fitment Information: Catalog: A
Vehicle
1994 (94) Mercedes S420


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(3 Reviews)
5 Stars
Bosch F8DC4
Spark Plug
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Our List Price: $4.08
(99) In Stock
Product SKU: F8DC4
Product Note: Nickel -- Gap 0.032 in
Features:
  • Heavy-duty yttrium enhanced nickel-copper center electrode ensures superior reliability and durability for up to 50% longer performance life vs. standard copper plugs
  • Copper core provides broader heat range to resist pre-ignition and fouling
  • Nickel-plated rolled threads provide superior resistance to corrosion and do not require anti-seize - saving time
  • Angled, ribbed insulator design prevents misfire due to flash-over
  • Metal glass fused resistor maximizes interference suppression
  • OE Copper core spark plug provides broader heat range to resist pre-ignition and fouling. The nickel-plated rolled threads is used for complete anti-seize and corrosion protection, and the angled, ribbed insulator design prevents misfire due to flash-over.
Condition: New

Shipping Options:
Ground
Fitment Information: Catalog: B
Vehicle Engine
1995 (95) Mercedes S420 4.2L V8 


Click to Enlarge
(Read reviews)
Product List Price:
$4.95
Our List Price: $3.48
(24) In Stock
Product SKU: W0133-1808179
Product Note: Super Plus - F 8 DC4
Important Product Info: FR8DC+
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
Fitment Information: Catalog: A
Vehicle
1996 (96) Mercedes S420


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(Read reviews)
Our List Price: $7.08
(99) In Stock
Product SKU: 5301
Product Note: Iridium Power -- Gap 0.044; Iridium Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Iridium Alloy (90% Iridium)
Condition: New

Shipping Options:
Ground
Fitment Information: Catalog: B
Vehicle Engine
1995 (95) Mercedes S420 4.2L V8 


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(4 Reviews)
4.8 Stars
Bosch 4501
Spark Plug
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Our List Price: $9.08

Product SKU: 4501
Product Note: Platinum Ir Fusion -- Do Not Gap, Gap is Preset
Features:
  • Patented fused iridium and platinum center electrode, sintered into an extended insulator nose, provides exceptional wear resistance and reaches
  • Revolutionary surface air gap firing technology featuring Bosch's unique four ground electrode design, delivers the most powerful spark for the most efficient combustion and optimum horsepower without increasing the voltage requirement
  • Four yttrium-enhanced ground electrodes resist spark plug wear and oxidation for exceptional performance life
  • Factory pre-set gap set to provide ease of installation - never requires adjustment
  • Contains one spark plug
Condition: New

Shipping Options:
Ground
Fitment Information: Catalog: B
Vehicle Engine
1994 (94) Mercedes S420 4.2L V8 


Click to Enlarge
(Read reviews)
Product List Price:
$6.08
Our List Price: $5.48
(99) In Stock
Product SKU: W0133-1936715
Product Note: OE Finewire Platinum - Platinum Performance Life Upgrade - Do Not Gap.
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
Fitment Information: Catalog: A
Vehicle
1996 (96) Mercedes S420


Click to Enlarge
(5 Reviews)
5 Stars
Bosch 6726
Spark Plug
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Loading Reviews...
Our List Price: $5.08
(99) In Stock
Product SKU: 6726
Product Note: OE Fine Wire Platinum -- Do Not Gap, Gap is Preset
Features:
  • OE Fine Wire design requires up to 24% less voltage to ignite
  • Pre-gapped and nickel plated threads allow for quick installation without adjusting the gap or applying anti-seize
  • Tapered ground electrode allows for better ignition throughout the life of the spark plug
  • BOSCH OE Fine Wire Platinum deliver improved ignitability and fuel efficiency, and are an economical upgrade from conventional copper core spark plugs
Condition: New

Shipping Options:
Ground
Fitment Information: Catalog: B
Vehicle Engine
1996 (96) Mercedes S420 4.2L V8 


Click to Enlarge
(5 Reviews)
5 Stars
Bosch 6726
Spark Plug
Close
Loading Reviews...
Our List Price: $5.08
(99) In Stock
Product SKU: 6726
Product Note: OE Fine Wire Platinum -- Do Not Gap, Gap is Preset
Features:
  • OE Fine Wire design requires up to 24% less voltage to ignite
  • Pre-gapped and nickel plated threads allow for quick installation without adjusting the gap or applying anti-seize
  • Tapered ground electrode allows for better ignition throughout the life of the spark plug
  • BOSCH OE Fine Wire Platinum deliver improved ignitability and fuel efficiency, and are an economical upgrade from conventional copper core spark plugs
Condition: New

Shipping Options:
Ground
Fitment Information: Catalog: B
Vehicle Engine
1997 (97) Mercedes S420 4.2L V8 


Click to Enlarge
(2 Reviews)
5 Stars
Champion 3071
Spark Plug
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Our List Price: $4.08
(99) In Stock
Product SKU: 3071
Product Note: Platinum Power -- Plug Type RC12PYC; Gap .032
Condition: New

Shipping Options:
Ground
Fitment Information: Catalog: B
Vehicle Engine
1995 (95) Mercedes S420 4.2L V8 


Click to Enlarge
(Read reviews)
Our List Price: $4.73
(35) In Stock
Product SKU: 003 159 67 03 26
Product Note: Spark Plug - Bosch FR-8-DC+ (7927)
Condition: New

Shipping Options:
Ground
Fitment Information: Catalog: G
Vehicle
1999 (99) Mercedes S420


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(1 Reviews)
5 Stars
Bosch 7422
Spark Plug
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Our List Price: $7.73
(99) In Stock
Product SKU: 7422
Product Note: OE Fine Wire Double Platinum -- Do Not Gap, Gap is Preset; Original equipment is double platinum
Features:
  • Platinum on the center electrode pin and laser welded platinum inlay ground electrode provide three times longer life than conventional copper spark plugs
  • OE Fine Wire design requires up to 24% less voltage to ignite
  • 360 degree continuous laser welding increases durability for increased life
  • Copper core provides broader heat range to resist pre-ignition and fouling
  • Pre-gapped and nickel plated threads allow for quick installation without adjusting the gap or applying anti-seize
  • BOSCH OE Fine Wire Double Platinum utilize a platinum tip on both the center and ground electrodes to reduce gap erosion, increase durability and performance life
Condition: New

Shipping Options:
Ground
Fitment Information: Catalog: H
Vehicle Engine
1999 (99) Mercedes S420 4.2L V8 


Click to Enlarge
(Read reviews)
Our List Price: $7.73
(16) In Stock
Product SKU: SP467
Product Note: Spark Plug -- .032 Gap; 2 Reqd; Platinum Finewire Center Electrode w/o Nickel Plated Shell
Condition: New

Shipping Options:
Ground
Must be purchased in quantities of 4
Fitment Information: Catalog: C
Vehicle Sub Model Engine
1999 (99) Mercedes S420 Base  4.2L V8 119.981 FI Naturally Aspirated GAS 


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Some of our Customer Reviews
Very Satisfied
Reviewer: saberzadehk

1/31/10 09:30 PM

Very prompt service, good price and the right part I needed.

Order Date | 1/18/10

Very Satisfied
Reviewer: ecsolis

5/25/10 02:28 PM

I am very satisfied with how easy to order parts from this store and I got the parts after 2 days which is fast.Overall excellent job. I will keep ordering from this company always. thanxs

Order Date | 5/18/10



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