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Mercedes 420SEL Replacement Spark Plugs Information

Read Reviews for Mercedes 420SEL Spark Plugs -
5 stars - (4 Reviews)
Mercedes 420SEL Spark Plugs Reviews
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Search our online spark plugs catalog and find the lowest priced discount auto parts on the web. We sell wholesale to the public. We offer high quality new, OEM, aftermarket and remanufactured Mercedes 420SEL Spark Plugs parts. We specialize in a wide-variety of high-quality car parts and accessories for your car, truck or SUV. Call toll free to order or place your order online via our secure checkout system. Our online parts catalog uses real-time inventory, so you can be assured the parts you buy are in stock at the time of ordering. Most orders are shipped the same day. They are available for the following Mercedes 420SEL years: 1991, 1990, 1989, 1988, 1987, 1986, 91, 90, 89, 88, 87, 86. This part is also sometimes called Mercedes 420SEL Spark Plug. We stock spark plugs parts for most Mercedes models including C230, E320, ML320, C280, S500, C240, 300E, S430, 190E, SLK230, ML350, CLK320, C320, ML430, SL500, E55 AMG, CLK430, E350, 560SL, 450SL, E500, 380SL, C300, S320, S420, C220, E430, 500SL, 300SE, E420, S600, ML500, R350, 300TE, 500SEL, S550, CLK55 AMG, 560SEL, C55 AMG and 300CE.

We stock these Spark Plugs brands for the Mercedes 420SEL: Bosch, NGK, Denso and MSD.


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Bosch 4478
Spark Plug
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Sale Price: $5.98

Product SKU: 4478
Product Note: Platinum+4 -- Do Not Gap, Gap is Preset
Features:
  • Revolutionary surface air gap firing technology featuring four yttrium-enhanced ground electrodes delivers the longest, most powerful spark for ultimate engine performance
  • Four yttrium-enhanced ground electrodes provide optimum access to the air/fuel mixture for the most efficient combustion, plus the yttrium alloy ground electrodes reduce gap wear and oxidation for extended performance life
  • Electrode gap is factory set to provide ease of installation - never requires adjustment
  • Never requires gapping,the electrode gap is factory-set and never requires adjustment
  • Provides ease of installation - never requires adjustment
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: B
Vehicle Engine
• 1987 (87) Mercedes 420SEL 4.2L V8 

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Bosch 4478
Spark Plug
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Sale Price: $5.98

Product SKU: 4478
Product Note: Platinum+4 -- Do Not Gap, Gap is Preset
Features:
  • Revolutionary surface air gap firing technology featuring four yttrium-enhanced ground electrodes delivers the longest, most powerful spark for ultimate engine performance
  • Four yttrium-enhanced ground electrodes provide optimum access to the air/fuel mixture for the most efficient combustion, plus the yttrium alloy ground electrodes reduce gap wear and oxidation for extended performance life
  • Electrode gap is factory set to provide ease of installation - never requires adjustment
  • Never requires gapping,the electrode gap is factory-set and never requires adjustment
  • Provides ease of installation - never requires adjustment
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: B
Vehicle Engine
• 1989 (89) Mercedes 420SEL 4.2L V8 

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Bosch 7905
Spark Plug
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Sale Price: $3.98
(>35) In Stock
Product SKU: 7905
Product Note: Super Plus -- Gap 0.032 in
Features:
  • Heavy-duty yttrium-enhanced copper core center electrode for superior reliability and increased resistance to spark erosion for a 50% longer performance life vs. even OE plugs
  • Tapered, v-profile nickel chromium ground electrodes improves cold start performance and increases fuel ignitability
  • Angular, five-ribbed insulator design prevents misfire due to current leakage
  • Nickel-plated rolled threads provides complete anti-seize and corrosion protection
  • Metal glass fused resistor maximizes interference suppression
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: B
Vehicle Engine
• 1988 (88) Mercedes 420SEL 4.2L V8 

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Bosch 7905
Spark Plug
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Sale Price: $3.98
(>35) In Stock
Product SKU: 7905
Product Note: Super Plus -- Gap 0.032 in
Features:
  • Heavy-duty yttrium-enhanced copper core center electrode for superior reliability and increased resistance to spark erosion for a 50% longer performance life vs. even OE plugs
  • Tapered, v-profile nickel chromium ground electrodes improves cold start performance and increases fuel ignitability
  • Angular, five-ribbed insulator design prevents misfire due to current leakage
  • Nickel-plated rolled threads provides complete anti-seize and corrosion protection
  • Metal glass fused resistor maximizes interference suppression
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: B
Vehicle Engine
• 1991 (91) Mercedes 420SEL 4.2L V8 

Click to Enlarge
Bosch 7905
Spark Plug
Close
Loading Reviews...
Sale Price: $3.98
(>35) In Stock
Product SKU: 7905
Product Note: Super Plus -- Gap 0.032 in
Features:
  • Heavy-duty yttrium-enhanced copper core center electrode for superior reliability and increased resistance to spark erosion for a 50% longer performance life vs. even OE plugs
  • Tapered, v-profile nickel chromium ground electrodes improves cold start performance and increases fuel ignitability
  • Angular, five-ribbed insulator design prevents misfire due to current leakage
  • Nickel-plated rolled threads provides complete anti-seize and corrosion protection
  • Metal glass fused resistor maximizes interference suppression
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: B
Vehicle Engine
• 1989 (89) Mercedes 420SEL 4.2L V8 

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(Read reviews)
Retail Price:
$4.95
Sale Price: $3.33
(>25) In Stock
Product SKU: W0133-1803344
Product Note: Super Plus - Production: 05/1988-, W 8 DCO
Important Product Info: WR 8 DC+
Inventory: In Stock
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
Additional Fitment Information: Warehouse: A
Vehicle Production Range
• 1988 (88) Mercedes 420SEL Fr:05-00-88 

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(Read reviews)
Retail Price:
$4.95
Sale Price: $3.33
(>25) In Stock
Product SKU: W0133-1803344
Product Note: Super Plus - W 8 DCO
Important Product Info: WR 8 DC+
Inventory: In Stock
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
Additional Fitment Information: Warehouse: A
Vehicle
• 1991 (91) Mercedes 420SEL

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(Read reviews)
Sale Price: $2.98

Product SKU: 4218
Product Note: PLATINUM
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: B
Vehicle Engine
• 1989 (89) Mercedes 420SEL 4.2L V8 

Click to Enlarge
Bosch 4478
Spark Plug
Close
Loading Reviews...
Sale Price: $5.98

Product SKU: 4478
Product Note: Platinum+4 -- Do Not Gap, Gap is Preset
Features:
  • Revolutionary surface air gap firing technology featuring four yttrium-enhanced ground electrodes delivers the longest, most powerful spark for ultimate engine performance
  • Four yttrium-enhanced ground electrodes provide optimum access to the air/fuel mixture for the most efficient combustion, plus the yttrium alloy ground electrodes reduce gap wear and oxidation for extended performance life
  • Electrode gap is factory set to provide ease of installation - never requires adjustment
  • Never requires gapping,the electrode gap is factory-set and never requires adjustment
  • Provides ease of installation - never requires adjustment
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: B
Vehicle Engine
• 1988 (88) Mercedes 420SEL 4.2L V8 

Click to Enlarge
NGK W0133-1641869
Spark Plug
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Retail Price:
$4.81
Sale Price: $4.33
(10) In Stock
Product SKU: W0133-1641869
Product Note: Standard - W 8 DC
Important Product Info: BP5ES NGK
Inventory: In Stock
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
Additional Fitment Information: Warehouse: A
Vehicle
• 1987 (87) Mercedes 420SEL

Click to Enlarge
(Read reviews)
Sale Price: $4.98
(3) In Stock
Product SKU: 4018
Product Note: Platinum Plus -- Gap 0.032 in
Features:
  • Exclusive platinum technology in the center electrode for quicker starts, smoother acceleration and increased fuel efficiency
  • Tapered, yttrium enhanced v-profile ground electrode provides a 25% longer performance life
  • Lower ignition voltage requirement provides reliable cold weather starting and superior operation under all driving conditions
  • Factory-set gap once the proper gap is set, there's no need to re-gap
  • Contains one spark plug
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: B
Vehicle Engine
• 1987 (87) Mercedes 420SEL 4.2L V8 

Click to Enlarge
(Read reviews)
Sale Price: $3.98
(>35) In Stock
Product SKU: 4501
Product Note: Platinum TT -- Gap 0.040; Long # PW16TT
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: B
Vehicle Engine
• 1991 (91) Mercedes 420SEL 4.2L V8 FI Naturally Aspirated GAS 

Click to Enlarge
(Read reviews)
Sale Price: $4.98
(3) In Stock
Product SKU: 4018
Product Note: Platinum Plus -- Gap 0.032 in
Features:
  • Exclusive platinum technology in the center electrode for quicker starts, smoother acceleration and increased fuel efficiency
  • Tapered, yttrium enhanced v-profile ground electrode provides a 25% longer performance life
  • Lower ignition voltage requirement provides reliable cold weather starting and superior operation under all driving conditions
  • Factory-set gap once the proper gap is set, there's no need to re-gap
  • Contains one spark plug
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: B
Vehicle Engine
• 1988 (88) Mercedes 420SEL 4.2L V8 

Click to Enlarge
NGK W0133-1641869
Spark Plug
Close
Loading Reviews...
Retail Price:
$4.81
Sale Price: $4.33
(10) In Stock
Product SKU: W0133-1641869
Product Note: Standard - W 8 DC
Important Product Info: BP5ES NGK
Inventory: In Stock
Condition: New

Shipping Options:
Ground, Overnight, 2 Day
Additional Fitment Information: Warehouse: A
Vehicle
• 1986 (86) Mercedes 420SEL

Click to Enlarge
(Read reviews)
Sale Price: $4.98
(3) In Stock
Product SKU: 4018
Product Note: Platinum Plus -- Gap 0.032 in
Features:
  • Exclusive platinum technology in the center electrode for quicker starts, smoother acceleration and increased fuel efficiency
  • Tapered, yttrium enhanced v-profile ground electrode provides a 25% longer performance life
  • Lower ignition voltage requirement provides reliable cold weather starting and superior operation under all driving conditions
  • Factory-set gap once the proper gap is set, there's no need to re-gap
  • Contains one spark plug
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: B
Vehicle Engine
• 1991 (91) Mercedes 420SEL 4.2L V8 


Click to Enlarge
(Read reviews)
Sale Price: $35.96
(9) In Stock
Product SKU: 37334
Product Note: Iridium Tip Spark Plug; 4 Pack; Plug Type 11IR5Y; 0.035 in. Plug Gap
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: F
Vehicle
• 1991 (91) Mercedes 420SEL

Click to Enlarge
(Read reviews)
Sale Price: $4.63
(35) In Stock
Product SKU: 002 159 31 03
Product Note: Spark Plug - Bosch WR-9-DC+ (7911)
Inventory: In Stock
Condition: New

Shipping Options:
Ground
Additional Fitment Information: Warehouse: G
Vehicle
• 1991 (91) Mercedes 420SEL


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Some of our Customer Reviews
Very Satisfied
Reviewer: Fred Swedeberg

Excellent plug

1989 Mercedes 420SEL Spark Plug

Very Satisfied
Reviewer: German Automobile

all tune up parts were readily available, one stop shop

1989 Mercedes 420SEL Spark Plug


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