Spark Plugs

Autolite #4123 - Spark Plug - #4123

Spark Plug - #4123FeaturesDesigned for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrodeMade in the USASpecsGround Electrode ShapeStandardProduct NameSpark PlugRiding StyleStreetHeat...

Autolite #4162 - Spark Plug - #4162

Spark Plug - #4162FeaturesDesigned for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrodeMade in the USASpecsGround Electrode ShapeStandardGround Electrode ConfigurationSingleRiding StyleStreetStyleCopperTerminal...

Autolite #4164 - Spark Plug - #4164

Spark Plug - #4164FeaturesDesigned for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrodeMade in the USASpecsGround Electrode ShapeStandardCenter Electrode ProjectionProjectedElectrode Tip MaterialNickel...

Autolite #4265 - Spark Plug - #4265

Spark Plug - #4265FeaturesDesigned for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrodeMade in the USASpecsGround Electrode ShapeStandardHeat Range5Ground Electrode...

Autolite #4275 - Spark Plug - #4275

Spark Plug - #4275FeaturesDesigned for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrodeMade in the USASpecsTypeResistorModelR5670-5StyleCopperRiding StyleStreetCenter Electrode ProjectionProjectedElectrode Tip...

Autolite #4302 - Spark Plug - #4302

Spark Plug - #4302FeaturesDesigned for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrodeMade in the USASpecsModelCR9ECenter Electrode ProjectionNon-ProjectedRiding StyleStreetStyleCopperUnitsEachGround Electrode...

Autolite #4316 - Spark Plug - #4316

Spark Plug - #4316FeaturesDesigned for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrodeMade in the USASpecsCenter Electrode TypeNecked DownElectrode Tip MaterialNickel AlloyModelB6LTerminal ConfigurationThreaded...

Autolite #4345 - Spark Plug - #4345

Spark Plug - #4345FeaturesDesigned for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrodeMade in the USASpecsElectrode Tip MaterialNickel AlloyModelZGR5CProduct NameSpark PlugRiding StyleStreetCenter Electrode...

Autolite #XS4162 - Spark Plug - XS4162

Spark Plug - XS4162FeaturesMore focused ignition to prevent fouling than leading standard plugIridium-enhanced .6 mm finewire design with Sport V-trim ground electrode engineered to offer improved ignitability and durability over a standard plugUp to 26%...

Autolite #XS4164 - Spark Plug - XS4164

Spark Plug - XS4164FeaturesMore focused ignition to prevent fouling than leading standard plugIridium-enhanced .6 mm finewire design with Sport V-trim ground electrode engineered to offer improved ignitability and durability over a standard plugUp to 26%...

Autolite #XS4302 - Spark Plug - XS4302

Spark Plug - XS4302FeaturesMore focused ignition to prevent fouling than leading standard plugIridium-enhanced .6 mm finewire design with Sport V-trim ground electrode engineered to offer improved ignitability and durability over a standard plugUp to 26%...

Champion #10 - Spark Plug - J12YC

Spark Plug - J12YCFeaturesFeatures a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plugPatented SAC-9 semi-conductor resistor for maximum EMI and RFI suppressionPatented...

Champion #38 - Spark Plug - N12YC

8 per box, sold each.FeaturesFeatures a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plugPatented SAC-9 semi-conductor resistor for maximum EMI and RFI suppressionPatented...

Champion #404S - Spark Plug - RN12YC - 24 Pack

Spark Plug - RN12YC - 24 PackFeaturesFeatures a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plugPatented SAC-9 semi-conductor resistor for maximum EMI and RFI...

Champion #538 - Spark Plug - RH8C

8 per box, sold each.FeaturesFeatures a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plugPatented SAC-9 semi-conductor resistor for maximum EMI and RFI suppressionPatented...

Champion #810 - Spark Plug - RA8HC

Spark Plug - RA8HCFeaturesFeatures a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plugPatented SAC-9 semi-conductor resistor for maximum EMI and RFI suppressionPatented...

Champion #810S - Spark Plug - RA8HC - 24 Pack

Spark Plug - RA8HC - 24 PackFeaturesFeatures a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plugPatented SAC-9 semi-conductor resistor for maximum EMI and RFI...

Champion #814 - Spark Plug - RL82YC

Spark Plug - RL82YCFeaturesFeatures a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plugPatented SAC-9 semi-conductor resistor for maximum EMI and RFI suppressionPatented...

Champion #CCH-404 - Spark Plug - RN12YC

Spark Plug - RN12YCFeaturesFeatures a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plugPatented SAC-9 semi-conductor resistor for maximum EMI and RFI suppressionPatented...

Denso #5305 - Iridium Spark Plug - IW16

Iridium Spark Plug - IW16FeaturesSix times harder than platinum, iridium withstands temperatures up to 4,000°FBecause the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while firing performance improves360°...

Denso #5306 - Iridium Spark Plug - IW20

Iridium Spark Plug - IW20FeaturesSix times harder than platinum, iridium withstands temperatures up to 4,000°FBecause the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while firing performance improves360°...

Denso #5307 - Iridium Spark Plug - IW22

Iridium Spark Plug - IW22FeaturesSix times harder than platinum, iridium withstands temperatures up to 4,000°FBecause the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while firing performance improves360°...

Drag Specialties - Iridium Spark Plugs - M8/XG

Iridium Spark Plugs - M8/XGFeaturesIridium electrode is smaller than a standard electrode; requires less voltageHotter spark and extended spark plug service life compared to conventional plugsHas the distinctive black ceramic with red lettering and...

Drag Specialties - Iridium Spark Plugs - TC/XL

Iridium Spark Plugs - TC/XLFeaturesIridium electrode is smaller than a standard electrode; requires less voltageHotter spark and extended spark plug service life compared to conventional plugsHas the distinctive black ceramic with red lettering and...