NGK Iridium IX (Set of 4) Stock Heat Spark Plugs 2003 Mazdaspeed Protege

In Stock (9)


NGK Iridium Spark Plug Box of 4 (ZFR6FIX-11)


Why NGK Iridium? More durability and a higher melting point compared to platinum, better center electrode anti-oxidation and anti-erosion, improved ignition, superior anti-fouling, lower required voltage, and a new metal shell plating process for better anti-corrosion. These NGK plugs will get running smoother with more power through increased efficiency and heat resistance.

SKU: 6441


Additional information

SKU 6441
Carb Compliance Yes
Prop 65 Unknown
EPA Approved N/A
Weight 0.44 lbs
Dimensions 4 × 3.5 × 1 in