This NGK Iridium Spark Plug ILZFR5B 4281 ILZFR5B-4281-IS is engineered for reliable ignition and smooth combustion on compatible engines.
- Reference Numbers: ILZFR5B, 4281, 1884011051
Always match the reference number and gap/torque specification to your engine's service manual before installing.
Fitment & Installation
Match the plug number, thread diameter, reach, seat type, heat range, electrode design, and required gap to the engine specifications. Install using the torque value in the vehicle service manual.
Ngk Iridium Spark Plug ILZFR5B 4281 ILZFR5B-4281-IS
USD 82.99
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