Autolite

Ignite reliable performance every time with the Autolite Copper Spark Plug 4123, engineered for precision and durability. Its copper-glass seal bonds the insulator, terminal post and center electrode...

Experience reliable ignition and peak engine performance with the Autolite Copper Spark Plug 4345. Designed with a full copper core electrode, this spark plug ensures consistent spark delivery for...

Boost your engine’s performance and reliability with the Autolite Copper Spark Plug 4063. Featuring a full copper core electrode, this spark plug delivers consistent ignition, ensuring smooth...

Maximize engine performance and reliability with the Autolite Copper Spark Plug 4316. Engineered with a full copper core electrode, this spark plug delivers consistent ignition in all conditions,...

Upgrade your engine’s reliability with the Autolite Copper Spark Plug 4303, designed to deliver consistent ignition and superior performance. Its full copper core, paired with a copper-glass...

Ensure dependable starts and smooth engine performance with the Autolite Copper Spark Plug 4302. Designed with a full copper core and copper-glass seal, it delivers maximum voltage to the spark gap...