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The 10 Best Automotive Replacement Spark Plugs to Buy – December 2020 edition

Looking for the best Automotive Replacement Spark Plugs?

Discover now our comparison of the best Automotive Replacement Spark Plugs. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Automotive Replacement Spark Plugs are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Automotive Replacement Spark Plugs in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 2
NGK DILZKR7A11G Laser Iridium Spark Plug
  • Laser welded iridium center electrode tip ensures high durability and greater spark
  • Platinum disc welded to backside of ground electrode provides long life
  • Longer insulator nose prevents fouling, corrugated ribs on insulator prevents flashover, and the triple gasket seal eliminates combustion gas leakage
  • Faster starts and quicker acceleration
  • Better fuel economy and lower emissions, trivalent metal plating for superior anti-corrosion and anti-seizing
SaleNo. 3
Champion Iridium 9407 Spark Plug (Carton of 1)
  • Champion Iridium - Maximum Performance. Premium Spark Plug
  • Iridium center electrode delivers maximum life
  • Fine-wire center electrode and V-trimmed for greater ignitability
  • V-trimmed ground electrode promotes sharper spark focus
  • Maintains stable operating temperature under all engine loads
No. 5
DENSO IK20 Iridium Power Spark Plug Ik20 X 4Pieces Ignition Plugs Racing Upgrade
  • Improve Horse power
  • Improve Fuel Mileage
  • Improve Acceleration
  • Its high performance is only possible from the 0.4mm center electrode.
SaleNo. 6
NGK (7787) LFR6C-11 V-Power Spark Plug, Pack of 1
  • You can depend on NGK for quality and reliability
  • Constructed from durable material
  • Features increased fuel economy and lower emission
  • Highly durable against electrical and chemical wear
  • Lowers ignition system voltage
SaleNo. 9
Motorcraft SP-509 Spark Plug, Pack of 1
  • efficient performance
  • durable
  • easy installation. prevents fouling
  • limited lifetime warranty
  • fine-wire double platinum features platinum pad on both electrodes. extended service intervals (on all except nickel and standard copper core plugs), proprietary platinum pad on side wire electrode (on platinum-iridium and fine-wire double platinum plugs)
  • Fit type: Vehicle Specific
No. 10
ACDelco GM Original Equipment 41-114 Iridium Spark Plug (Pack of 1)
  • Iridium offers excellent engine idle stability and smooth performance
  • Iridium allows for small, efficient electrode designs for reliable cold starting and quick acceleration
  • Iridium fine-wire electrode helps burn away carbon deposits on the tip of the plug as they form
  • One piece suppressor seal helps block radio frequencies that can affect vehicle electronics
  • Suppressor seal meters spark energy for long electrode life and helps prevent combustion leakage
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies

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Last update on 2020-12-01 at 18:43 / Affiliate links / Images from Amazon Product Advertising API