Featuring silver fine wire center electrode - Superior ignition ability increases engine power!
Three heat ranges colder than stock with a non-projected tip
Featuring silver fine wire center electrode - Superior ignition ability increases engine power!
Four heat ranges colder than stock with a non-projected tip
Featuring silver fine wire center electrode - Superior ignition ability increases engine power!
Five heat ranges colder than stock with a non-projected tip
Featuring silver fine wire center electrode - Superior ignition ability increases engine power!
Five heat ranges colder than stock with a surface discharge design
Featuring silver fine wire center electrode - Superior ignition ability increases engine power!
One heat range colder than stock with a non-projected tip
Lifetime Replacement
