Spark Plugs

Features0.4 mm iridium center electrode: world's smallest diameter that maximizes firing potentialU-groove and taper cut ground electrode: provides faster spark flame growth and lessens heat quenchingDENSO patented 360 degree laser welding process:...

Features0.4 mm iridium center electrode: world's smallest diameter that maximizes firing potentialU-groove and taper cut ground electrode: provides faster spark flame growth and lessens heat quenchingDENSO patented 360 degree laser welding process:...

Features0.4 mm iridium center electrode: world's smallest diameter that maximizes firing potentialU-groove and taper cut ground electrode: provides faster spark flame growth and lessens heat quenchingDENSO patented 360 degree laser welding process:...

FeaturesDenso # 4045Denso Traditional Nickel Spark PlugU-Groove Ground ElectrodeDenso # 4045 Denso Traditional Nickel Spark Plug U-Groove Ground ElectrodeDenso's standard plugs have always offered a patented U-groove ground electrode producing for a...

Reach: 3/4 InchResistor: YesElectrode Type: Taper CutElectrode Core Material: IridiumElectrode Tip Material: NickelInsulator Type: ProjectedThread Size: 12 MillimeterSeat Type: FlatWrench Diameter: 11/16 Inch HexFine Iridium Tip Ensures High Durability...

Reach: 3/4 InchResistor: YesElectrode Type: Taper CutElectrode Core Material: IridiumElectrode Tip Material: NickelInsulator Type: ProjectedThread Size: 12 MillimeterSeat Type: FlatWrench Diameter: 5/8 Inch HexFine Iridium Tip Ensures High Durability And...

Reach: 3/4 InchResistor: YesElectrode Type: Fine WireElectrode Core Material: IridiumElectrode Tip Material: IridiumInsulator Type: ProjectedThread Size: 10 MillimeterSeat Type: GasketWrench Diameter: 5/8 Inch HexLaser Welded Iridium Center Electrode...

All-new plug design features a unique electrode shape that maximizes the power created by the spark plug - Diamond Fire technology Electrode is a combination of performance and new technology that results in an improved flame kernel shape This flame...