Autolite Ar3931-4Pk High Performance Racing Non-Resistor Spark Plug, 4 Pack Battery Accessories The C2R-GM11 is an excellent

The C2R-GM11 is an excellent choice for car owners who wish to enhance their audio system without sacrificing the convenience of factory features

it is no need to worry about rainy

enhancing performance and durability

The die-cast aluminum shell ensures effective heat dissipation and makes the lights shockproof and anti-corrosion

Autolite Ar3931-4Pk High Performance Racing Non-Resistor Spark Plug, 4 Pack Battery Accessories The C2R-GM11 is an excellentAutolite Racing Spark Plugs are used by many professional race car drivers. These spark plugs contain an Yttrium Enhanced Alloy, which enables up to 8 percent reduction in side wire temperature for improved durability and less pre ignition. Autolite racing plugs are available in colder heat ranges than most plug manufacturers to support modified engines and feature a cut background electrode for improved ignitibility and faster flame kernel growth.