Premium OEM Industrial Ignition Spark Plug – High Performance & Durability
Precision-engineered
GI3-1/GI3-3/GI3-5
industrial-grade spark plug with
R5B12-77C
OEM compatibility, designed for extreme-duty engines. Features a
copper-core electrode
and
ceramic insulator
for optimal heat dissipation and anti-corrosion.
High-temperature resistant alloy shell
ensures longevity in harsh conditions, ideal for
construction machinery, agricultural equipment, and heavy-duty generators
. Advanced
triple-gasket seal
prevents gas leakage, boosting combustion efficiency. Exclusive
cold-forged metal body
reduces carbon buildup, extending service life. Trusted by professionals for
consistent ignition, fuel economy, and reduced emissions
. Bulk orders available at unbeatable wholesale prices—
global shipping, lowest cost guaranteed
.