Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and a 5-year/100,000 mile limited warranty. DiamondFire electrode technology that creates a superior spark and resulting flame front extending further i ...

The E3 advanced DiamondFire design actually increases combustion pressure in the engine. Faster flame speed and improvements in the direction of the flame front result in a marked and proven, increase in power output, fuel economy, and reduce ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and a 5-year/100,000 mile limited warranty. DiamondFire electrode technology that creates a superior spark and resulting flame front extending further i ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and limited warranty for the lifetime of the first engine the plug is installed in. DiamondFire electrode technology that creates a superior spark and r ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and limited warranty for the lifetime of the first engine the plug is installed in. DiamondFire electrode technology that creates a superior spark and r ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and limited warranty. DiamondFire electrode technology that creates a superior spark and resulting flame front extending further into the cylinder, prod ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and a 5-year/100,000 mile limited warranty. DiamondFire electrode technology that creates a superior spark and resulting flame front extending further i ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and limited warranty for the lifetime of the first engine the plug is installed in. DiamondFire electrode technology that creates a superior spark and r ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and a 5-year/100,000 mile limited warranty. DiamondFire electrode technology that creates a superior spark and resulting flame front extending further i ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and a 5-year/100,000 mile limited warranty. DiamondFire electrode technology that creates a superior spark and resulting flame front extending further i ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and a 5-year/100,000 mile limited warranty. DiamondFire electrode technology that creates a superior spark and resulting flame front extending further i ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and a 5-year/100,000 mile limited warranty. DiamondFire electrode technology that creates a superior spark and resulting flame front extending further i ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and limited warranty for the lifetime of the first engine the plug is installed in. DiamondFire electrode technology that creates a superior spark and r ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and limited warranty. DiamondFire electrode technology that creates a superior spark and resulting flame front extending further into the cylinder, prod ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and a 5-year/100,000 mile limited warranty. DiamondFire electrode technology that creates a superior spark and resulting flame front extending further i ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and limited warranty. DiamondFire electrode technology that creates a superior spark and resulting flame front extending further into the cylinder, prod ...

Near elimination of performance inhibiting carbon deposits, dramatically longer plug life and a 5-year/100,000 mile limited warranty. DiamondFire electrode technology that creates a superior spark and resulting flame front extending further i ...