Best Iridium Spark Plug

NGK 4462 Laser Iridium Spark Plug - IZFR6J, 1 Pack

  • Tapered-cut ground electrode improves ignitability and reduces quenching.
  • 98% pure copper core increases heat dissipation for more reliable starts and prevents spark plug from overheating.
  • High-grade alumina silicate ceramic insulator for superior strength and heat transfer.
  • Iridium is six times more durable than platinum.
Check Stock

OCESTORE 4 Pack BKR7EIX Iridium IX Spark Plugs BKR7EIX 2667

  • ★ Fine wire Iridium center electrode ensures high durability and a consistently stable spark.
  • ★ Quality: Iridium alloy has extremely high melting point, perfect for today’s high-tech, high-performance engines.
  • ★ Easy Installation：Quick and simple installation..
Check Stock

OCESTORE 6 Pack LFR6AIX11 Iridium Spark Plug LFR6AIX-11 6619

  • ★ Replaced OE number：LFR6AIX-11, 6619, BY481LFR6A, LFR6AIX11, MZ602091.
  • ★ Fine wire Iridium center electrode ensures high durability and a consistently stable spark.
  • ★ Quality: Iridium alloy has extremely high melting point, perfect for today’s high-tech, high-performance engines.
  • ★ Easy Installation：Quick and simple installation..
Check Stock

VMS RACING 90-00 Red 10.2mm Performance High Heat Spark Plug Ignition Wires Set Compatible with Mazda Miata MX-5 1.6L and 1.8L Engines 1990-2000

  • ...aterial. Wire Jacket is made of Tc-1500-Hs high strength Aerospace Silicone Rubber for Heat Resistance and durability. These wires will withstand 600 Degree of Heat! Works Great With Headers! Aramid Stainless Steel Fiber Core for Peak Electrical Conductivity and Static-free reception. Manufactured to work best With Iridium or Platinum plugs for peak horse power..
  • Hands-down, the thickest and best ignition spark plug wire set available. Stainless Steel Snap Lock Terminals. Exclusive Triple-Crimped at the Plug End. Bonded and Sealed Boots to prevent moisture and pull-out when removing wires. Low Resistance with Impeccable Rfi and Emi Suppression. No More Pulling The Plug Boot and the Terminal Ripping Out of the Wire!.
  • Compatible with MX-5 MX5 MX 5 1.6L 1.8L 1.6 1.8 L Liter Litre B6ZE RS BP DOHC I4 Supercharged Supercharger Generation Gen 1 2 RC-ZE21 REZE21 9160 NA NB (until 2000) Eunos Roadster B61P18140A B61P18140B B61P18140C BPE818140A 90 91 92 93 94 95 96 97 98 99 00 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 Engine Performance Swap JDM Tune Up Service.
Check Stock

Denso (5304) IK20 Iridium Power Spark Plug, (Pack of 1)

  • 0.4 mm iridium center electrode: world's smallest diameter that maximizes firing potential.
  • U-groove and taper cut ground electrode: provides faster spark flame growth and lessens heat quenching.
  • DENSO patented 360 degree laser welding process: ensuring exceptional quality bond and structural strength with the iridium center electrode.
Check Stock

Denso (5341) ITV24 Iridium Power Spark Plug, (Pack of 1)

  • 0.4 mm iridium center electrode: world's smallest diameter that maximizes firing potential.
  • U-groove and taper cut ground electrode: provides faster spark flame growth and lessens heat quenching.
  • DENSO patented 360 degree laser welding process: ensuring exceptional quality bond and structural strength with the iridium center electrode.
Check Stock

Denso (5340) ITV22 Iridium Power Spark Plug, (Pack of 1)

  • 0.4 mm iridium center electrode: world's smallest diameter that maximizes firing potential.
  • U-groove and taper cut ground electrode: provides faster spark flame growth and lessens heat quenching.
  • DENSO patented 360 degree laser welding process: ensuring exceptional quality bond and structural strength with the iridium center electrode.
Check Stock

NGK # 6994 LASER IRIDIUM Premium Spark Plugs IZFR6K-11-4 PCS NEW

  • Tapered-cut ground electrode improves ignitability and reduces quenching.
  • 98% pure copper core increases heat dissipation for more reliable starts and prevents spark plug from overheating.
  • High-grade alumina silicate ceramic insulator for superior strength and heat transfer.
  • Iridium is six times more durable than platinum.
  • Quantity: 1 per package. Triple seals prevent leakage.
Check Stock

NGK Iridium Sparkplug BR8EIX for Yamaha YZ250 1988-2018

  • See fitment guide image for additional Machines this item fits. Sold individually..
  • Laser Iridium spark plugs provide superior ignitability and long service life. Smallest tip diameter available Iridium surfaces ensure slow wear rate providing stable idle, superior anti-fouling, improved fuel efficiency and lower emissions..
  • Laser welded Iridium center electrode tip..
  • Platinum disc welded to backside of ground electrode provides long life..
  • Trivalent Metal Plating for superior anti-corrosion and anti-seizing..
Check Stock

NGK Iridium Sparkplug DPR8EIX-9 for Yamaha RAPTOR 660 2001-2005

  • See fitment guide image for additional Machines this item fits. Sold individually..
  • Laser Iridium spark plugs provide superior ignitability and long service life. Smallest tip diameter available Iridium surfaces ensure slow wear rate providing stable idle, superior anti-fouling, improved fuel efficiency and lower emissions..
  • Laser welded Iridium center electrode tip..
  • Platinum disc welded to backside of ground electrode provides long life..
  • Trivalent Metal Plating for superior anti-corrosion and anti-seizing..
Check Stock