Performance Spark Plugs

The Autolite Racing Non-Resistor Spark Plug (part number AR3911) is a direct-fit replacement built to match the original equipment part.Features:Engineered with a cut-back ground electrode that delivers optimal ignitability of the flame kernel and better...

The Autolite Racing Non-Resistor Spark Plug (part number AR2593) is a direct-fit replacement built to match the original equipment part.Features:Engineered with a cut-back ground electrode that delivers optimal ignitability of the flame kernel and better...

The Autolite Racing Resistor Spark Plug (part number AR25) is a direct-fit replacement built to match the original equipment part.Features:Engineered with a cut-back ground electrode that delivers optimal ignitability of the flame kernel and better heat...