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Spark Plug for 1978 Mercedes Benz 450SEL

We have 24 Items In-stock.

NGK Spark Plug

NGK V-Power Spark Plugs come with unique V-power design that directs spark to the edge of the electrode where it develops more rapidly to improve ignitability unlike other OE products.


Features:

  • Increase ignitability even in lean burn conditions and lower ignition system voltage requirements
  • Increase fuel economy and lower emissions
  • Trivalent metal plating has superior anti-corrosion and anti-seizing properties
  • Highly durable against electrical and chemical wear

NGK V-Power Spark Plug - Direct Fit

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$6.48 $7.65 You Save $1.17 (15%)
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Availability: In Stock
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  • Sku#: NG1233
  • Series: NGK V-Power
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: 1-2 Business Days
  • Electrode Tip Material: Nickel alloy
  • Gap Size: 0.8 mm
  • Notes: Ships to U.S. addresses only. Cannot be shipped internationally.
  • Reach: 19 mm
  • Thread Size: 14 mm
  • Warranty: 60-day NGK limited warranty
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Fits the following 1978 Mercedes Benz 450SEL Submodels

  • 8 Cyl 4.5L | Base
  • 8 Cyl 6.8L | 6.9
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Customer Review: (see review/s)
  • posted by: Roguico on November 22, 2014

NGK Standard Spark Plug - Direct Fit

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$4.48 $5.29 You Save $0.81 (15%)
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Availability: In Stock
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  • Sku#: NG4006
  • Series: NGK Standard
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Platinum
  • Gap Size: 0.9 mm
  • Heat Range: 5
  • Notes: Ships to U.S. addresses only. Cannot be shipped internationally.
  • Reach: 19 mm
  • Thread Size: 14 mm
  • Warranty: 60-day NGK limited warranty
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Fits the following 1978 Mercedes Benz 450SEL Submodels

  • 8 Cyl 4.5L | Base
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NGK Standard Spark Plug - Direct Fit

$5.56 $6.56 You Save $1.00 (15%)
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Availability: In Stock
Only from APW Rewards
  • Sku#: NG7734
  • Series: NGK Standard
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Nickel alloy
  • Gap Size: 1.1 mm
  • Notes: Ships to U.S. addresses only. Cannot be shipped internationally.
  • Reach: 19 mm
  • Thread Size: 14 mm
  • Warranty: 60-day NGK limited warranty
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Fits the following 1978 Mercedes Benz 450SEL Submodels

  • 8 Cyl 4.5L | Base
  • 8 Cyl 6.8L | 6.9
See more

Bosch Platinum Plus Spark Plug

Bosch Super Class Platinum Plus Spark Plug reaches self cleaning temperature faster for quicker starts, smoother acceleration, and increased fuel efficiency. Metal glass fused resistor allows for maximum interference suppression while the ribbed insulator design prevents misfires due to current leakage.

Features:

  • Platinum center electrode that is heat fused into the extended ceramic insulator
  • Tapered V-profile nickel ground electrode provides improved starting in cold weather and increased fuel ignitability

Bosch Platinum Plus Spark Plug - Direct Fit

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$2.87 $3.39 You Save $0.52 (15%)
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Availability: In Stock
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  • Sku#: BS4020
  • Series: Bosch Platinum Plus
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Platinum
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Platinum
  • Gap Size: 0.8 mm
  • Reach: 19 mm
  • Thread Size: 14 mm
  • Warranty: 1 year or 12,000-mile Bosch limited warranty
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Fits the following 1978 Mercedes Benz 450SEL Submodels

  • 8 Cyl 4.5L | Base
  • 8 Cyl 6.8L | 6.9
See more

Bosch Platinum Plus Spark Plug - Direct Fit

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$2.41 $2.84 You Save $0.43 (15%)
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Availability: In Stock
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  • Sku#: BS4220
  • Series: Bosch Platinum Plus
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Platinum
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Platinum
  • Gap Size: 0.8 mm
  • Reach: 19 mm
  • Thread Size: 14 mm
  • Warranty: 1 year or 12,000-mile Bosch limited warranty
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Fits the following 1978 Mercedes Benz 450SEL Submodels

  • 8 Cyl 4.5L | Base
  • 8 Cyl 6.8L | 6.9
See more

Bosch Super Plus Spark Plug

Bosch Regular Class Super Plus Spark Plug has a heavy duty yttrium enhanced copper core center electrode for superior reliability and increased resistance to spark erosion.

Features:

  • Tapered V-profile nickel ground electrode provides improved starting in cold weather and increased fuel ignitibility
  • Metal glass fused resistor allows for maximum interference suppression while the ribbed insulator design prevents misfires due to current leakage

Bosch Super Plus Spark Plug - Direct Fit

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$11.18 $13.19 You Save $2.01 (15%)
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Availability: In Stock
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  • Sku#: BS7911
  • Series: Bosch Super Plus
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Nickel alloy
  • Gap Size: 0.8 mm
  • Reach: 19 mm
  • Thread Size: 14 mm
  • Warranty: 1 year or 12,000-mile Bosch limited warranty
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Fits the following 1978 Mercedes Benz 450SEL Submodels

  • 8 Cyl 4.5L | Base
  • 8 Cyl 6.8L | 6.9
See more

AC Delco Conventional OE replacement Spark Plug

AC Delco Conventional Spark Plugs are precisely engineered and manufactured to provide everyday reliability and efficient performance, helping your engine run cleaner and longer.

Features:

  • Constructed from top quality materials to help the engine run clean and longer
  • Engineered to high standards and tested under extreme conditions to exceed OE specifications

AC Delco Conventional Spark Plug - Direct Fit

$5.82 $6.87 You Save $1.05 (15%)
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Availability: In Stock
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  • Sku#: ACR43XLS
  • Series: AC Delco Conventional
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Nickel alloy
  • Thread Size: 14 mm
  • Warranty: 100,000-mile AC Delco limited warranty
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Fits the following 1978 Mercedes Benz 450SEL Submodels

  • 8 Cyl 4.5L | Base
See more

AC Delco Professional Platinum OE replacement Spark Plug

AC Delco Iridium Spark Plugs allow smaller, more efficient electrode designs for improved cold starting, and quicker acceleration. These spark plugs are constructed from top quality materials to help the engine run clean and longer. They also engineered to high standards and tested under extreme conditions to exceed OE specifications.

AC Delco Professional Platinum Spark Plug - Direct Fit

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$4.86 $5.73 You Save $0.87 (15%)
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Availability: In Stock
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  • Sku#: AC41-802
  • Series: AC Delco Professional Platinum
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Copper
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Double Platinum
  • Warranty: 100,000-mile AC Delco limited warranty
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Fits the following 1978 Mercedes Benz 450SEL Submodels

  • 8 Cyl 4.5L | Base
  • 8 Cyl 6.8L | 6.9
See more

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