Best Spark Plugs For Mercedes C300: image

Best Spark Plugs For Mercedes C300

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Top 8 Best Spark Plugs For Mercedes C300

1

NGK 90654 SILZKFR8E7S Laser Iridium Spark Plug

13 ratings | 4 offers | 13 Reviews
Price: $53.19$54.95
Why we chose it
  • Wide range of different heat ratings for high thermal endurance
  • Platinum disc welded to backside of ground electrode provides long life
  • Faster starts and quicker acceleration
  • Unique design to the best possible performance
NGK 90654 SILZKFR8E7S Laser Iridium Spark Plug: image
96%
customers recommend this product
4.8/ 5
2

BOSCH 6 Piece Spark Plug Set – 0242140521, ZR6SII3320, 7430

13 ratings | 4 offers | 13 Reviews
Price: $56.43$65.32
Why we chose it
  • OE #’s: 004 159 81 03, 004 159 25 03, 004 159 60 03, 004 159 63 03, 004 159 64 03
  • Replaces Older: 0 241 140 514, 0 241 140 513
  • Brand New Bosch Spark Plug, Set of 6
  • Bosch #: 0242140521, ZR6SII3320, 7430
BOSCH 6 Piece Spark Plug Set - 0242140521, ZR6SII3320, 7430: image
88%
customers recommend this product
4.4/ 5
Top Pick
3
Why we chose it
  • FREE SHIPPING to anywhere IN USA and territories For This Item
  • Laser Platinum
  • NGK Spark Plugs
6pc - NGK Laser Platinum Spark Plugs Stock 4288 Nickel Core Tip Standard 0.032in PLKR7A: image
94%
customers recommend this product
4.7/ 5
Value for money4
Mileage4
4

NGK 93911-4PK LKR7AIX Iridium IX Spark Plug, Box of 4

212 ratings | 7 offers | 212 Reviews
Price: $27.18$45.98
Why we chose it
  • The 0.6mm laser welded fine Iridium tip ensures high durability and a consistently stable spark and the tapered ground electrode minimizes electrical Quenching Effect
  • Iridium alloy has extremely high melting point, giving it high durability to heat and electrical wear, perfect for today’s high-performance engines
  • Trivalent Metal Plating – superior anti-corrosion and anti-seizing properties
  • Longer insulator nose prevents fouling, the corrugated ribs on insulator prevents flashover, and a triple gasket seal eliminates combustion gas leakage
  • Designed specifically for the performance enthusiast, Iridium IX offers extreme ignitability, improved throttle response and superior anti fouling
NGK 93911-4PK LKR7AIX Iridium IX Spark Plug, Box of 4: image
94%
customers recommend this product
4.7/ 5
Mileage4.5
Longevity4.5
Value for money4.4
5

Champion Champion Iridium 9408 Spark Plug (Carton of 1)

4 ratings | 6 offers | 4 Reviews
Price: $5.49$12.76
Why we chose it
  • Iridium center electrode delivers maximum life
  • Fine-wire center electrode and V-trimmed for greater ignitability
  • Maintains stable operating temperature under all engine loads
  • V-trimmed ground electrode promotes sharper spark focus
  • Champion Iridium – Maximum Performance. Premium Spark Plug
Champion Champion Iridium 9408 Spark Plug (Carton of 1): image
100%
customers recommend this product
5/ 5
6

NGK (4288) PLKR7A Laser Platinum Spark Plug, Pack of 1

95 ratings | 10 offers | 95 Reviews
Price: $11.25$15
Why we chose it
  • You can depend on NGK for quality and reliability
  • Easy installation
  • Includes laser welded platinum tip on center electrode and platinum tip on the ground electrode
  • Constructed from durable material
  • Taper cut reduces the voltage necessary and provides better throttle response
NGK (4288) PLKR7A Laser Platinum Spark Plug, Pack of 1: image
94%
customers recommend this product
4.7/ 5
7

Autolite APP5702 Double Platinum Spark Plug

12 ratings | 3 offers | 12 Reviews
Price: $6.83$9.52
Why we chose it
  • Works to optimize engine performance for a longer life and improved fuel economy
  • Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts, quicker acceleration, and improved fuel economy
  • Platinum alloy pad on ground electrode for extended durability and service life and platinum-to-platinum firing
  • Nickel-plated steel shell for increased durability and long life corrosion resistance
  • Full platinum tips with platinum on both the center and side electrodes promotes reduced gap wear for improved plug life
Autolite APP5702 Double Platinum Spark Plug: image
76%
customers recommend this product
3.8/ 5
8

Autolite XP5702-4PK Iridium XP Spark Plug, Pack of 4

220 ratings | 5 offers | 220 Reviews
Price: $24.95$31.41
Why we chose it
  • Platinum protected ground wire for maximum efficiency in all ignition types
  • V-trimmed ground electrode for improved ignitability
  • Better overall ignitability and optimum performance
  • Limited lifetime warranty
  • Iridium-enhanced 0.6mm finewire design for optimal durability and performance
Autolite XP5702-4PK Iridium XP Spark Plug, Pack of 4: image
92%
customers recommend this product
4.6/ 5
Value for money4.7
Mileage4.5
Longevity4.2
Top Pick
6pc - NGK Laser Platinum Spark Plugs Stock 4288 Nickel Core Tip Standard 0.032in PLKR7A
NGK Laser Platinum Spark Plugs Stock 4288 Nickel Core Tip Standard 0.032in PLKR7A
Ranking the Brands
NGK: 37.50%
BOSCH: 12.50%
Champion: 12.50%
: 12.50%
Autolite: 25.00%

Comparison Table

Сomparison: NGK 90654 SILZKFR8E7S Laser Iridium Spark Plug: imageСomparison: BOSCH 6 Piece Spark Plug Set - 0242140521, ZR6SII3320, 7430: imageСomparison: 6pc - NGK Laser Platinum Spark Plugs Stock 4288 Nickel Core Tip Standard 0.032in PLKR7A: imageСomparison: NGK 93911-4PK LKR7AIX Iridium IX Spark Plug, Box of 4: imageСomparison: Champion Champion Iridium 9408 Spark Plug (Carton of 1): imageСomparison: NGK (4288) PLKR7A Laser Platinum Spark Plug, Pack of 1: imageСomparison: Autolite APP5702 Double Platinum Spark Plug: imageСomparison: Autolite XP5702-4PK Iridium XP Spark Plug, Pack of 4: image
NGK 90654 SILZKFR8E7S Laser Iridium Spark PlugBOSCH 6 Piece Spark Plug Set – 0242140521, ZR6SII3320, 74306pc – NGK Laser Platinum Spark Plugs Stock 4288 Nickel Core Tip Standard 0.032in PLKR7ANGK 93911-4PK LKR7AIX Iridium IX Spark Plug, Box of 4Champion Champion Iridium 9408 Spark Plug (Carton of 1)NGK (4288) PLKR7A Laser Platinum Spark Plug, Pack of 1Autolite APP5702 Double Platinum Spark PlugAutolite XP5702-4PK Iridium XP Spark Plug, Pack of 4
BrandNGKBOSCHNGKNGKChampionAutoliteAutolite
Core MaterialIridiumNickelIridiumPlatinumIridium
Top Material TypeMetalNickelMetalNickel, Alloy SteelNickel
ManufacturerNGKBosch AutomotiveNGKNGKChampion Spark PlugAutoliteFRAM
Item Weight1.54 ounces1.76 pounds6.4 ounces1.6 ounces1.76 ounces7.2 ounces
Is Discontinued By ManufacturerNoNoNo
ExteriorMachinedMachinedChrome
Package Dimensions6 x 3.3 x 2 inches4.02 x 3.86 x 0.83 inches4.5 x 3.5 x 1.5 inches4.2 x 3.5 x 1 inches
Country of OriginJapanUSAMexico

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