The Premium RX series is NGK's high-performance spark plug designed to improve ignition efficiency, throttle response, fuel economy, and engine smoothness compared to conventional spark plugs.
Recommended for:
For drivers replacing standard NGK spark plugs, the Premium RX series is an excellent upgrade for everyday driving and spirited street use.
Features:
Note:
For vehicles used primarily in track driving or extended high-RPM operation, NGK heat range 8 racing spark plugs may be more suitable.
We accept returns within 14 days of delivery for standard items. Please note that the refund amount depends on the item's condition upon return.
Exclusions:
For more details, please contact us directly if you have questions regarding a specific order.