Autolite, the No.1 spark plug brand in America with more than 70 years history in spark plug R&D and manufacture, was the first to produce the resistor spark plug in 1935 which became a standard for automotive engines and is currently employed. Autolite are greatly favored and trusted by users since we provide the highest quality ignition products for famous Original Equipment manufacturers such as GM and Ford/Mazda.
Autolite Spark Plugs Standard
Guaranteed to deliver quick starts, good fuel economy and smooth acceleration. Autolite® Copper Core plugs are your industry standard. • Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)
Autolite Spark Plugs Platinum
Provides a center wire platinum firing tip. Benefits include: reduced gap erosion, fewer misfires, better performance and more durability.
Autolite Spark Plugs Racing
Actual racing spark plug used by many professional car drivers. Provides cut back ground electrode, anti-corrosive nickel plating and large ground electrode for better heat transfer.
Autolite Spark Plugs Double Platinum
Features platinum-to-platinum firing. Virtually eliminates gap erosion, reduces misfires, and provides 100K mile durability. It's the superior-performing spark plug providing preferred technology for DIS engines.
Autolite Spark Plugs XP Iridium
These spark plugs are one of the brand's most technologically advanced spark plugs ever. With an iridium-enhanced .6 mm finewire design and proprietary platinum sidewire technology, these spark plugs provide better durability* and a more focused ignition for better overall ignitability** and optimum performance.
Autolite Spark Plugs XS Iridium
Autolite® Xtreme Sport® spark plugs are engineered to meet or exceed OE designs and withstand the extreme operating temperatures experienced during a powersports engine’s combustion. They were designed with iridium-enhanced 0.6mm finewire design for improved ignitability, faster fuel combustion and a more focused ignition versus standard plugs.